Metals lose electrons under certain conditions to attain a noble-gas electron configuration. How many electrons must be lost by the element Ca?

Question

Is it 2 e^-?

Which noble-gas electron configuration is attained in this process?
argon
radon
krypton
xenon
helium
neon

Answer 1

Yes it is Ca.
Look at Ca on the periodic chart and take two electrons away. Back up two and identify the noble gas.

Answer 2

Is it Argon?

Answer 3

yes.

Answer 4

where is the answer?

Answer 5

I would like to say sorry to jungkook:>

-RM