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rank the following elements in order of decreasing atomic radius.

Rank thefollowing elements in order of decreasing atomic radius. N, B, Be, Li?
27,564 results
Chem
Rank thefollowing elements in order of decreasing atomic radius. N, B, Be, Li? I thought it was N, B, Be, Li

asked by Anna on November 14, 2011
chemistry
1) Rank the elements, aluminum, sodium and phosphorus, in order of decreasing conductivity. 2) Rank the elements aluminum, gallium, and boron in order of decreasing conductivity

asked by Adam on November 15, 2009
Chemistry
Rank the following atoms in terms of decreasing atomic radius. 1. Na, N, O, Mg, F 2. F, O, N, Mg, Na 3. F, Mg, Na, O, N 4. Na, Mg, N, O, F 5. F, O, N, Na, Mg

asked by Bob on November 18, 2011
chemistry
Rank these elements in terms of increasing atomic radius AI, F, Sr, N, Cs

asked by liz on March 10, 2010
Chemistry
Rank the elements B, Al, Na, Mg from largest to smallest atomic radius. Would it be: Al, Mg, Na, B?

asked by Meg on March 31, 2010

CHEM
rank the fallowing elements by increasing atomic radius: carbon, aluminum, oxygen, potassium. please help!

asked by Jay on January 24, 2010
CHEM
Arrange the following elements in order of decreasing atomic radius: Cs, Sb, S, Pb, Se *(list from largest to smallest…or…”the correct ranking cannot be determined”) ***I think the answer ‘should be’, from largest to smallest: ***Cs, Pb, Sb, Se,

asked by K on November 13, 2007
Chemistry
Place the following elements in order of decreasing atomic size: selenium, chlorine, fluorine, rubidium, calcium, and sulfur.

asked by Jayden on December 2, 2012
Atomic Size
Place the following elements in order of decreasing atomic size: selenium, chlorine, fluorine, rubidium, calcium, and sulfur.

asked by Amy on December 2, 2012
Chemistry
Place the following elements in order of decreasing atomic size: selenium, chlorine, fluorine, rubidium, calcium, and sulfur.

asked by James on December 2, 2012
**CHEM
Place the following elements in order of Decreasing atomic size: tellurium, bromine, argon, cesium, strontium, and selenium. would the correct ranking then be: Cs, Sr, Te, Se, Br, Ar ??? or am I still way off??

asked by K on November 13, 2007
Chemistry
Can someone please help me with these chemistry questions…I just don’t get it! 1. Using the following elements, rank them in order of increasing melting points, based on the periodic trend for melting point: Sr, Mg, Be, Ba? Would it be Be, Mg, Sr, Ba or

asked by Taylor on September 16, 2009
Physical Science
Rank from largest to smallest atomic radius. To rank items as equivalent, overlap them. O, S, Se, Po, Te

asked by Hannah on January 24, 2017
Chemistry
Which trends are observed when the elements in Period 3 on the Periodic Table are considered in order of increasing atomic number? (1) The atomic radius decreases, and the first ionization energy generally increases. (2) The atomic radius decreases, and

asked by John on November 6, 2007
chem
Rank the following species according to the decreasing energy needed to raise the temperature of 10.0g of the substance by 25.0 degrees celsius Rank from most to least energy needed. Rank these in order of the question. copper aluminum cast iron silver

asked by mira on February 1, 2013

chemistry
Arrange the following in order of decreasing stability. A blank molecular orbital diagram (Part A 1 figure) has been provided to help you. Rank the fluorine species from most to least stable. To rank items as equivalent, overlap them. F2, F2+, F2-

asked by defferan on November 19, 2008
I don’t understand this chemistry problem?
The question reads: Place the following elements in order of decreasing atomic size: selenium, chlorine, fluorine, rubidium, calcium, and sulfur. I looked this up on a periodic table and my answer was: Rb, Se, Ca, Cl, F, S. This is still marked wrong, and

asked by Amy on December 3, 2012
Organic Chem
Rank these conformational isomers in order of decreasing potential energy? Highest on the left and lowest on the right. To rank items as equivalent, overlap them. Here is a link to the picture of the problem: ht+tp+:/+/bit+.ly/+8ZHeDA Remove the ‘+’ sign

asked by Random User on April 19, 2010
chemistry
Examine the elements listed below. nitrogen (N), phosphorus (P), arsenic (As) Which of the answer choices accurately describes a common property of these elements? they have the same amount of atomic mass they have the same amount of reactivity they have

asked by Anonymous on September 1, 2017
Chemistry
As you go across the period of the periodic table, you are increasing the atomic number while decreasing the atomic radius, but what causes this trend?

asked by Mike on December 4, 2008
Math please check and thank you very much
Elements are arranged in the periodic table based on various patterns. For example, elements found in the rows near the top A. have higher atomic numbers than the elements in the rows near the bottom. B. all have the same atomic number. C. have lower

asked by Oliver Queen on February 1, 2019
Integrated Science
How did Mendeleev organize the elements in the periodic table? A) By decreasing atomic mass from left to right and top to bottom B) By decreasing atomic # from left to right and top to bottom C) By increasing atomic # from left to right and top to bottom

asked by Kaylee on January 23, 2019
Chemistry
Of the 3 elements nitrogen , oxygen , and aluminum, what is the atomic number of the one that has the smallest atomic radius?

asked by Austin on February 8, 2018
Chemistry
Of the 3 elements fluorine, nitrogen, and carbon, what is the atomic number of the one that has the largest atomic radius?

asked by Austin on February 8, 2018
Chemisty !!
(a) Why do the densities of most liquids increase as they are cooled and solidified? How does water differ in this regard? (b) Rank the following compounds in order of decreasing surface tension at a given temperature, and explain your ranking. CH3CH3,

asked by Xiang ! on September 2, 2013

Chem
Order the elements carbon, oxygen and chlorine from the ff: 1) greatest to least according to atomic radius 2) greatest to least according to ionization energy

asked by Marie Ashley on December 16, 2013
chemistry
Given the following Unknown atoms with their respective atomic numbers, X; Atomic number 19, Y; Atomic number 15, a. Deduce the identities of the elements X and Y. b. What are the mass numbers of the two elements X and Y? c. Calculate the number of

asked by bliss on March 9, 2016
Gps
Arrange in order of increasing atomic size use appropriate < > -= symbol to separate substances in the list 1. The period 2 elements Be,B and N The group 4A elements Sn,Si, and Pb

asked by Sherri on March 28, 2016
Chemistry
Rank the ions in order of decreasing size. Sr2+, Ba2+, Cs Cs>Ba>Sr

asked by Sally on November 9, 2007
Chemistry
Rank the following atoms in order of decreasing electronegativity, putting the most electronegative first: F, Ne, O, N, C

asked by Nevaeh on September 27, 2016
Chemistry pretty urgent!!!!!!!
Chemical bonding question! The partial Lewis structure that follows (Figure 1) is for a hydrocarbon molecule. In the full Lewis structure, each carbon atom satisfies the octet rule, and there are no unshared electron pairs in the molecule. The

asked by G-Dogg on November 4, 2014
intro to chem
disolving sucrose, NaCl< and calcium chloried affect the boiling point of frezing point of water. Assuming that you have 0.1m solution of all these 3 compounds: a)rank then in order of decreasing freezing point. b) rank in order of increasing boiling point

asked by julia on October 27, 2010
chem
Rank the following compounds in order of decreasing boiling point: KCI CO2 CH2O

asked by Natash on December 7, 2008
CHEM**
I just have 2 other questions that I just want to make sure on: Place the following elements in order of decreasing atomic size: tellurium, bromine, argon, cesium, strontium, and selenium. (Te, Br, Ar, Cs, Sr, Se) ~~(or…the correct ranking cannot be

asked by K on November 13, 2007
chemistry
consider the elements;Na,Mg,Cl and F.state with reasons,which element has the highest electronegativity. 2. Arrange with reasons, the elements in decreasing order of ionization energy

asked by addo on September 24, 2015

Chemistry
Rank in order of decreasing average molecular speed at 21 degrees celsius: Ne, HBr, SO2, NF3, CO

asked by Emory on November 2, 2009
Chemistry
Rank the carbon-carbon bonds in order of decreasing bond length. Rank carbon-carbon bonds from highest bond length to lowest. To rank bonds as equivalent, overlap them. 1,2,3

asked by Caitlin on October 11, 2011
CHEM Periodic Trends
Each of the statements below attempts to explain why some periodic property varies predictably among elements in the periodic table. Determine if each statement is true or false. Within a family, elements with higher atomic numbers have higher

asked by Stacey on November 1, 2012
Chemistry
Which of the following elements has an ionic radius greater than its atomic radius a) Ca c) Fe b) Li d) N

asked by Jessica on October 21, 2010
Delaware State University
Arrange these gases in order of decreasing standard molar entropy: Rank from largest to smallest. Kr,Cl2,SO3

asked by Pastor on April 12, 2015
chemistry
Rank the following compounds in order of decreasing boiling point: sodium fluoride ( \rm NaF ), methane ( \rm CH_4 ), fluoromethane ( \rm CH_3F )

asked by nurul on August 21, 2011
science

  1. When Mendeleyev arranged the elements into the periodic table, he found that elements with fell into groups on the table A. the same mass B. similar size C. Similar properties D. The same color 2. Every element has its own atomic number. The atomic

asked by Help me on February 22, 2017
Chemistry
Rank the following three elements in order of increasing Young’sModulus: Ge, Sn, Si. My answer is as follows: Sn

asked by Hil on December 20, 2013
science chem
give one example of two elements that would be placed incorrecty if they were in order of their relative atomic masses. and explain why placing these two elements like this would not be correct. Pleasw could someone help me. Co/Ni is one. Ar/K is a second

asked by sam on May 1, 2007
science,physics,chemistry
According to our theory atomic size should increase in groups from top to bottom but in group 13 Aluminium has atomic radius 143 pm and Gallium has atomic radius 135 pm which is less WHY??????

asked by Neh on July 7, 2016

chem
Rank the following elements by electron affinity, from most positive to most negative EA value. Rank from most positive to most negative. To rank items as equivalent, overlap them. argon,sodium,iodine,oxygen,phosphorus

asked by rabia ugucu on November 16, 2015
chem
Rank the following elements by electron affinity, from most positive to most negative EA value. Rank from most positive to most negative. To rank items as equivalent, overlap them. argon,sodium,iodine,oxygen,phosphorus

asked by rabia on November 16, 2015
Chemistry
Help arrange these elements in decreasing order of metallic property I, Mg, Al, Rb, Ca

asked by Anonymous on November 14, 2011
Chemistry
Please help me arrange these elements in decreasing order of metallic property. I, Mg, Al, Rb, Ca Thank You

asked by Jennifer on November 14, 2011
Chem
Order the elements S, Cl, and F in terms of increasing atomic radii. I thought the answer was F, S, Cl, but the answer key said it was S, F, CL Why? AR decreases from left to right. Sulfur has one more energy level, so shouldn’t its atomic radii be greater

asked by Matt on June 6, 2008
CHEM
Arrange the elements in decreasing order of the number of valence electrons Br,S,Sb,Sr,F,Mg,I,Ca,Na,Kr,Xe,Bi,Ge,Ga,K

asked by M on September 5, 2014
chem help
Arrange the following elements in order of increasing atomic radii. Sr, Rb, Sb, I, In

asked by sarah on October 8, 2008
chemistry
arrange the following elements in order of increasing atomic mass; Cu, C, K, H, F, Cl, Xe, Cr, Pb, Na

asked by renee on September 5, 2018
chemistry
which of the following is true regarding the transition elements? A. Multiple oxidation states resulting from the involvement of d electrons in bonding is a characteristic of transition elements. B. Most transition elements have lower melting and boiling

asked by Emiko on September 11, 2014
physical science
Thanks got through all but one Element P has an atomic number of 92 and atomic mass of 238. Element s has 92 protons and 143 neutrons. atomic number and protons are the same would htese two elements be an isotope or different elements

asked by liz on November 2, 2007

chem
The accepted density of the sugar solution is 1.392 g/mL . Based on the average value of each data set, rank the data sets in decreasing order of accuracy.

asked by Anonymous on September 20, 2015
chemistry
Based on position in the periodic table and electron configuration, arrange these elements in order of decreasing E_ i1

asked by lisa on October 12, 2009
pH levels
Rank the following solutions in order of decreasing [H3O^+]. .10 M HC2H3C2 .10 M HC6H5O .10 M HF ,10 M HBr I think the correct order is: HBr>HF>HC2H3C2>HC6H5O am i right?

asked by Kyle on March 21, 2010
Chemistry
Doing some homework, are my answers right? HCN= Polar HCOOH= Polar H2CCCH2= Nonpolar Out of the following elements: Na, H, and Au order them least to greatest in the following: Eletronegativity= Na is smallest, H is second, Au is largest Ionization Energy=

asked by Matthew on April 3, 2014
Chemistry
Rank the following fertilizers in decreasing order of mass percentage of nitrogen: NH3 NH4NO3 (NH4)2HPO4 KNO3 (NH4)H2PO4 (NH4)2SO4

asked by Anonymous on January 16, 2011
chemistry
please help!!! im confused… can you explain to me how period and group trends in atomic radii are related to electron configuration? is it because as you move down the table the atomic radius increases and as you move across the table from left to right,

asked by Anonymous on January 25, 2010
Chemistry
Rank the following in order of decreasing vapor pressure, and briefly explain the observed trend in vapor pressure: Acetic Acid Isobutane Acetamide Propanal

asked by Sarah on December 8, 2015
Science
What conclusion can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their priorities? A. Properties of elements are related to atomic numbers. B. Properties of elements are related to

asked by blue on October 17, 2014
CHEMISTRY
Rank these elements according to first ionization energy.. I ranked them like this Ar Cl S P Si Al Mg Na but then it tells me that two elements should move up one spot in the ranking because of stable electrons configurations. Which ones would be moved up

asked by TYLER CHIRECE on March 14, 2011
Final Exam- Honors Physical Science
how can you determine the number of protons, electrons,neutrons, atomic number, and the atomic mass of an element using the periodic table? Atomic mass is given in the table, as well as the atomic number and atomic mass number. Atomic number is the number

asked by Kate on June 4, 2007

science
1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of elements are related

asked by Oscar on March 9, 2015
chemistry
Helpful steps? Calculate the predicted atomic radius for potassium, K, given the atomic radius of rubidium, Rb, (0.247 nm) and cesium, Cs, (0.265 nm).

asked by Ally on April 23, 2014
chemistry
After he finished his work, Mendeleev predicted _. the atomic numbers of all the known elements the discovery of the radioactive elements the properties of three undiscovered elements the properties of sodium, lithium, and potassium

asked by Bleaktuber on February 6, 2019
Chemistry
We did a flame test today to see what substances produce what colors when burned. Can you please explain… Why each of the different elements have a different atomic emission spectrum? Would the flame tests be useful for detecting individual elements

asked by Sarah on September 17, 2013
Chemistry
The standard atom for the atomic masses of all the elements is the atom of carbon which has 6 protons and 6 neutrons (12C) and is assigned the atomic mass of exactly 12. Under this standard, the atomic mass of iron, atomic number 26, is 55.845 u and the

asked by Anonymous on September 19, 2008
CHEM
Arrange the following in order of increasing atomic radius : Co, Mo, S, Ge, Cs

asked by MAX on October 30, 2010
chemistry
order Se, S, As, by increasing atomic radius? explain why?

asked by alex on September 26, 2012
Organic Chemistry
Ooops sorry! Please rank the following compounds in DECREASING order of their reactivity toward the SN2 reaction with sodium ethoxide in ethanol. a. methyl chloride b. isopropylbromide c. t-butyliodide d. methyl iodide e. ethyl chloride I have an answer,

asked by Please help on October 25, 2010
AP Chemistry
Titanium metal has a body-centered cubic unit cell. The density of Titanium is 4.50 g/cm^3. Calculate the edge length of the unit cell and a value for the atomic radius of titanium. Ok, I know how to find the density using the atomic radius, but I’m having

asked by Nick on January 1, 2008
chem1 WORD PROBLEM!!
lead has an atomic number of 82;iron has an atomic number of 26; and copper has an atomic number of 29.how do the charges of the nuclei of these 3 elements compare?

asked by tyneisha on October 12, 2012

Chemistry
Rank the crystal lattice structures in order of decreasing efficiency of space in the structure? Face centered cubic, body centered cubic, simple cubic, hexagonal close packing.

asked by gnozahs on May 14, 2009
math
a spherical hailstone is losing mass by melting uniformly over its surface as it falls. At a certain time, its radius is 2 cm and its volume is decreasing at the rate of o.1 cm^3/s. How fast is the radius decreasing at the time?

asked by Cathy on March 25, 2013
Chemistry
When you look up the atomic masses of Si and Sn and then find the average and then look up the atomic mass of Ge, what is discovered? does it lend supporting evidence to the periodicity of elements?

asked by Ash on March 23, 2010
Chemistry
Arrange the ions Cu2+ Zn2+ Mg2+ and Al 6+ in order of decreasing ability to be reduced and in order of decreasing ability to be oxidized

asked by Anonymous on May 19, 2011
Chemistry(please check my answer)
The transuranium elements A. are the elements with atomic numbers above 92. *** B. occur in nature. C. are sometimes radioactive. D. all of the above

asked by Cherry on September 9, 2016
science
Mercury is a heavy metal. Using atomic models and the periodic table of elements, explain why it belongs to this category of elements

asked by Matt on October 10, 2011
Chemistry
(a)What is the bond order of the diatomic molecule BN? (b) Is BN paramagnetic? (c) Rank the following compounds in order of increasing bond energy: B2, N2, BN. (d) Rank the following compounds in order of increasing bond length: B2, N2, BN.

asked by b on November 18, 2012
Science

  1. 3 elements are listed by atomic number, #19, 20, and 21. Which property do all of these elements have in common? They are all brittle. They all have 4 valence electrons. They are all malleable. * They shatter easily.

asked by ThatGirl on January 31, 2018
chemistry
Arrange the following groups of atoms in order of their increasing atomic radius: K,Rb,F,B,Be I think its F

asked by lo on July 1, 2016
Calculus
A spherical balloon is inflated at a rate of 10 cubic feet per minute. How fast is the radius of the balloon changing at the instant the radius is 4 feet? And The radius of a circle is decreasing at a rate of 2 ft/minute. Find the rate at which the area is

asked by Branden on August 26, 2011

Science
The Periodic Table 1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of

asked by TheLOUDEST_0430 on March 9, 2015
chemistry
using data in table 6.5, calculate the densities of (spherical) atoms of potassium and calcium and compare to the listed densitites of these metals K=39.10 amu, .231 nm (atomic radius) Ca= 40.08 amu, .197nm (atomic radius)

asked by trish on October 27, 2011
Chemistry
rank the following atoms and ions in the order of expected increasing radius: Ca, Ca2+, Ar Pls pls help me kindly… Anyone?

asked by Anonymous on November 18, 2012
Science

  1. How does nanotechnology how engineers make products for the future? A. By changing a materials atomic structure, it can be made from elements that are easier to obtain. B. By changing a materials atomic structure, it’s physical properties can also be

asked by Rhyleigh on February 27, 2016
chemistry
In a laboratory experiment, the density of a concentrated sugar solution was determined by measuring the volume of the solution and corresponding mass. Three students each made a set of measurements using a different balance and used the results to

asked by helpp on August 30, 2008
Chem -Bob Pursley Please Help!
So I would like to check some of my answers. I really appreciate any help 1. Which of the following atoms or ions is diamagnetic; Cr Br Mn2+ B C4+ – I said C4+ 2. Which of the following atoms or ions is paramagnetic? C4- S^4+ V^4+ Se2- Ge4+I said V^4+

asked by Josh on November 12, 2017
Chemistry- Dr.Bob222
Ammonium hydroxide is commonly advertised as an ingredient in some window cleaners. Rank the following in order of decreasing concentrations in these solutions: NH4OH, NH4+, OH-, NH3. Explain your reasoning. (Note that kb for ammonia = 1.8 x 10^-5. So does

asked by Nevaeh on April 3, 2016
Chemistry
Please rank the following compounds in DECREASING order of their reactivity toward the SN2 reaction with sodium ethoxide in ethanol. a. methyl chloride (CH3Cl) b. isopropylbromide ((CH3)2CHBr) c. t-butyliodide (CH3)3Cl) d. methyl iodide (CH3I) e. ethyl

asked by Please help on October 25, 2010
Chemistry 106
What are the elements used to make the ingrediants of each category (the same element may be listed in several categories, but a maximum of once in each of the 6 categories, no matter how many different ingrediants it may be in)? **name of the element with

asked by samantha on October 26, 2010
Chemistry
Rank the following solutions in order of increasing acidity. 1 M phenol 1 M boric acid 1 M cyanic acid 1 M formic acid 1 M hydrochloric acid 2. Rank the following solutions in order of increasing basicity. 1 M C3H5O3Na 1 M KF 1 M KOCN 1 M KOCl All I know

asked by Neha on October 23, 2011

Science
What were Mendeleev’s reversals?How did Henry Moseley explain them? Mendeleev thought the periodic table was in order of atomic mass. Mosley determined that atomic number was the correct order. http://www.chemistry.co.nz/henry_moseley.htm

asked by Raquel on October 16, 2006
Chemistry
Arrange the ions: Cu^2+, Ni^2+, Mg^2+, & Zn^2+ in order of decreasing ability to be reduced… & in order of decreasing ability to be oxidized

asked by Jane on May 20, 2012
physics
Bees often work together for the greater good of the hive. Sometimes they can get excess charge on them. Four pairs of bees, which can be represented as identical, conducting spheres, bump into each other in the hive. Rank the bees in the order of the size

asked by Justin on August 27, 2013
Physics
Bees often work together for the greater good of the hive. Sometimes they can get excess charge on them. Four pairs of bees, which can be represented as identical, conducting spheres, bump into each other in the hive. Rank the bees in the order of the size

asked by Jimmy on January 12, 2014
Chemistry
Predict the answer to each question according to trends in the periodic table. Justify each answer based on the locations of the elements on the periodic table and/or the shell model. a. Which has a greater atomic radius, Al or Cl? b. Which has a greater

asked by Madison on July 1, 2015

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