3)
a) for an atom with the atomic number 37 and mass number 85,
provide the number of electrons,protons, and neutrons
b) which atom in each group has the highest first ionization
energy?
-. Na AL Ga
- F CL Cs
C) based on position in the periodic table, predict the most stable
ion for each of the following atoms
-Sr
-P
D) which atom or ion that is isoelectronic with AR: F-.
Cl-. Kr. Na+
E) which one of these pairs of atoms has similar
chemical properties?:
* Ar and Si
* Sb and P
* Mo and Mn
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