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![(f.) Electronic configuration of Co is [Ar]3d7452 Cot2 configuration is [Ar]3d7 +2 means loss of 2 electrony * Symbol of elem](http://img.homeworklib.com/questions/727babb0-708c-11ea-951b-4181a891eed4.png?x-oss-process=image/resize,w_560)
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References a. Write the symbol of the element with the largest atomic radius in Group IA...
SOSSSSSS IM PRETTY SURE THEYRE WRONG AYUDA a. Write the symbol of the element with the...
SOSSSSSS IM PRETTY SURE THEYRE
WRONG AYUDA
a. Write the symbol of the element with the largest atomic radius in Group 7A. b. Write the symbol of the element with the largest atomic radius in period 4. c. Write the symbol of the element with the largest first ionization energy in Group 2A. Be d. Write the symbol of the element in period 2 that has p electrons, but no unpaired p electrons e. Write the symbol of the element...
Write the symbol of the element with tje largest atomic radius in Group 2 2 An...
Write the symbol of the element with tje largest atomic radius in Group 2 2 An electron transition from n=2 to n=4 gives off energy? ture or false 3 Light emitted by n=4 to n=2 transition will have a shoter wavelenght than that from an n=5 to n=2 transition? true/false 4 A sublevel of l=3 has a capacity of 6 electrons? True/false 5. An atom of Group 13 has three unparied electrons?true/ false
12. Suppose that a stable element with atomic number 120, symbol Z, has been discovered. a....
12. Suppose that a stable element with atomic number 120, symbol Z, has been discovered. a. Write the ground-state electron configuration for 2, showing only the valence-shell electrons. b. Would Z be a metal or a nonmetal? Explain in terms of electron configuration. c. On the basis of periodic trends, would Z have the largest atomic radius in its group or would it have the smallest? Explain in terms of electronic structure. d. What would be the most likely charge...
20. An atom of which of the following elements has the smallest ionization energy? A. CI...
20. An atom of which of the following elements has the smallest ionization energy? A. CI C. Si B. P DS 21. An atom of which of the following elements has the largest second ionization energy? A. Cs С Ро B. Pb D. Ba Q89. 22. Which of the following forms the most stable anion in the gas phase? A. CI (electron affinity -349 kJ/mol) B. S (electron affinity = -200 kJ/mol) CO (electron affinity = -141 kJ/mol) D. C(electron...
identify the group name, element name, element symbol, atomic number, atomic weight and electron configuration for...
identify the group name, element name, element symbol, atomic number, atomic weight and electron configuration for each element Elements 0- Br Focus English (United States) 23
The ground state electron configuration of a mn^2+ is 1s^22s^22p^63s^23p^63d^5 me^2+ is paramagnetic with five unpaired...
The ground state electron configuration of a mn^2+ is 1s^22s^22p^63s^23p^63d^5 me^2+ is paramagnetic with five unpaired electron. diamagnetic. paramagnetic with one unpaired electron paramagnetic with three unpaired electron paramagnetic with two unpaired electron which ground-state electron configuration is incorrect? br:[ar]3d^104s^24p^5 k: [ar] 4s^1 fe: [ar]3d^5 zn: [ar]3d^104s^2 What 2+ ion has the following ground state electron configuration? The procedure by which electrons are assigned to (or buih up into) orbitals is known as the principle. a. Aufbau b. Bohr c....
8. Draw the Lewis dot symbol for the s-2 ion. Answer: 9. The Lewis symbol for...
8. Draw the Lewis dot symbol for the s-2 ion. Answer: 9. The Lewis symbol for the selenium atom showsvalence she11 electrons. The number of covalent bonds which selenium normally forms in order to complete its valence shell and obey the octet rule is Answer 10. The total number of bonds in the thiocyanate ion, sCN Answer: 11. The total number of non-bonding electrons in the NF3 molecule is Answer: 12. The ground state electron configuration, using abbreviated electron configuration,...
(1) The element with an electron configuration of 1s22s22p63s23p64s23d3 is in group and period . (2) The element with an...
(1) The element with an electron configuration of 1s22s22p63s23p64s23d3 is in group and period . (2) The element with an electron configuration of 1s22s22p2 is in group and period . Using only the periodic table arrange the following elements in order of increasing atomic radius: iodine, indium, tellurium, rubidium Smallest Largest Using only the periodic table arrange the following elements in order of increasing atomic radius: krypton, radon, xenon, argon Smallest Largest
I need help with all these questions. Please and thank you 1. An element has the...
I need help with all these questions. Please and thank you
1. An element has the following electronic configuration: [Kr]4d5552 (a) What period does it belong to? (b) What is its group number? (Use group numbers from 1 to 18) (c) What kind of element is it? (Main group metal, transition metal, metalloid, nonmetal?) (d) How many unpaired electrons are there in an atom of this element? (a) What element has this electronic configuration? 1s 2s 2p 3s2 (b) What...
Which element docs the orbital diagram represent: A. Fluorine B. Sodium C. Nitrogen D. Magnesium Which...
Which element docs the orbital diagram represent: A. Fluorine B. Sodium C. Nitrogen D. Magnesium Which is the correct condensed electron configuration for the Al^3+ ion? A. [Ne] B. [Ne]3s^1 3p^1 C. [Ne]2s^23p^1 D. [Ar]3s^13p^1 Why does atomic radius generally decrease across a period (from left to right)? A. Z_eff is greater so outer electrons are drawn tighter B. Z_eff is smaller so outer electrons arc drawn tighter C. Z_eff is greater so inner electrons are drawn tighter D. Z_eff...
SOSSSSSS IM PRETTY SURE THEYRE
WRONG AYUDA
a. Write the symbol of the element with the largest atomic radius in Group 7A. b. Write the symbol of the element with the largest atomic radius in period 4. c. Write the symbol of the element with the largest first ionization energy in Group 2A. Be d. Write the symbol of the element in period 2 that has p electrons, but no unpaired p electrons e. Write the symbol of the element...
12. Suppose that a stable element with atomic number 120, symbol Z, has been discovered. a. Write the ground-state electron configuration for 2, showing only the valence-shell electrons. b. Would Z be a metal or a nonmetal? Explain in terms of electron configuration. c. On the basis of periodic trends, would Z have the largest atomic radius in its group or would it have the smallest? Explain in terms of electronic structure. d. What would be the most likely charge...
20. An atom of which of the following elements has the smallest ionization energy? A. CI C. Si B. P DS 21. An atom of which of the following elements has the largest second ionization energy? A. Cs С Ро B. Pb D. Ba Q89. 22. Which of the following forms the most stable anion in the gas phase? A. CI (electron affinity -349 kJ/mol) B. S (electron affinity = -200 kJ/mol) CO (electron affinity = -141 kJ/mol) D. C(electron...
identify the group name, element name, element symbol, atomic number, atomic weight and electron configuration for each element Elements 0- Br Focus English (United States) 23
The ground state electron configuration of a mn^2+ is 1s^22s^22p^63s^23p^63d^5 me^2+ is paramagnetic with five unpaired electron. diamagnetic. paramagnetic with one unpaired electron paramagnetic with three unpaired electron paramagnetic with two unpaired electron which ground-state electron configuration is incorrect? br:[ar]3d^104s^24p^5 k: [ar] 4s^1 fe: [ar]3d^5 zn: [ar]3d^104s^2 What 2+ ion has the following ground state electron configuration? The procedure by which electrons are assigned to (or buih up into) orbitals is known as the principle. a. Aufbau b. Bohr c....
8. Draw the Lewis dot symbol for the s-2 ion. Answer: 9. The Lewis symbol for the selenium atom showsvalence she11 electrons. The number of covalent bonds which selenium normally forms in order to complete its valence shell and obey the octet rule is Answer 10. The total number of bonds in the thiocyanate ion, sCN Answer: 11. The total number of non-bonding electrons in the NF3 molecule is Answer: 12. The ground state electron configuration, using abbreviated electron configuration,...
I need help with all these questions. Please and thank you
1. An element has the following electronic configuration: [Kr]4d5552 (a) What period does it belong to? (b) What is its group number? (Use group numbers from 1 to 18) (c) What kind of element is it? (Main group metal, transition metal, metalloid, nonmetal?) (d) How many unpaired electrons are there in an atom of this element? (a) What element has this electronic configuration? 1s 2s 2p 3s2 (b) What...
Which element docs the orbital diagram represent: A. Fluorine B. Sodium C. Nitrogen D. Magnesium Which is the correct condensed electron configuration for the Al^3+ ion? A. [Ne] B. [Ne]3s^1 3p^1 C. [Ne]2s^23p^1 D. [Ar]3s^13p^1 Why does atomic radius generally decrease across a period (from left to right)? A. Z_eff is greater so outer electrons are drawn tighter B. Z_eff is smaller so outer electrons arc drawn tighter C. Z_eff is greater so inner electrons are drawn tighter D. Z_eff...
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