Classification Of Elements And Periodicity In Properties Ques 275
Question: In which of the following groups all the three members are of the alkaline earth metals family
Options:
A) $ Al,Sr,Ti $
B) $ Li,Na,K $
C) $ Mg,Ba,Ca $
D) $ Rb,Cs,Fr $
Show Answer
Answer:
Correct Answer: C
Solution:
[c] $ Mg,Ba,Ca $ have $ ns^{2} $ configuration.
