Question

Can you please explain how to go about solving these? Thank you! Identify two ions that...

Can you please explain how to go about solving these? Thank you!

Identify two ions that have the following ground-state electron configurations.

Part A: [Ar]

Check all that apply.

Ca2+
Li+
Ba2+
Fe2+

K+

Part B:

[Ne]

Check all that apply.

S2−
O2−
Fr+
H+

F−

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