Atomic Structure Question 251
Question: Ions which have the same electronic configuration are those of
Options:
A) Lithium and sodium
B) Sodium and potassium
C) Potassium and calcium
D) Oxygen and chlorine
Show Answer
Answer:
Correct Answer: C
Solution:
$ {K^{+}} $ and $ C{a^{++}} $ have the same electronic configuration $ (1s^{2},,2s^{2},2p^{6},,3s^{2}3p^{6}) $