1. A particular ground state atom has partially-filled 4f orbitals. This atom could be: Select one: a. Ba, Z = 56. b. Pb, Z = 82. c. Ru, Z = 44. d. Eu, Z = 63. e. U, Z = 92.
1. A particular ground state atom has partially-filled 4f orbitals. This atom could be: Select one: a. Ba, Z = 56. b. Pb, Z = 82. c. Ru, Z = 44. d. Eu, Z = 63. e. U, Z = 92.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1. A particular ground state atom has partially-filled 4f orbitals. This atom could be:
Select one:
a. Ba, Z = 56.
b. Pb, Z = 82.
c. Ru, Z = 44.
d. Eu, Z = 63.
e. U, Z = 92.
2.Which of the following answers shows the correct relationships between the sizes, R, of the atoms F (Z = 9), S (Z = 16), and Cl (Z = 17)?
Select one:
A. R(F) > R(Cl) and R(F) > R(S).
B. R(S) > R(Cl) and R(F) > R(Cl).
C. R(S) > R(Cl) and R(F) ≈ R(Cl).
D. R(S) > R(Cl) > R(F).
E. R(F) > R(Cl) > R(S).
3. The reaction Nickel chloride + Sodium carbonate is an example of which of the following types of reaction?
A. Solution + Solution = Gas + Soluble salt
B. Insoluble salt + Solution = Gas + Soluble salt
C. No reaction occurs.
D. Solution + Solution = Precipitate + Soluble salt
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