Asked by Aaron

-Calcium chloride contains calcium and chloride ions. Write the ground-state electron configuration for the calcium ion.

-Write the ground-state electron configuration for the chloride ion.
Answered by DrBob222
Ca is #20 si tge Ca atom will have 20e.
20Ca = 1s2 2s2 2p6 3s2 3p6 4s2
Remove the last two 4s2 electrons for the 20Ca^2+.
Answered by Aaron
Thank you!
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