1H,7N,20Ca,16S,4Be,18Ar which of these elements belong to the second group?
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Answered by
30
Hi dear
Ca
Be
, ( bcz only these two have two electron in valence shell)
⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐
Hope it will definitely help u
❤❤❤❤❤❤❤❤❤❤❤❤❤
Ca
Be
, ( bcz only these two have two electron in valence shell)
⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐
Hope it will definitely help u
❤❤❤❤❤❤❤❤❤❤❤❤❤
Answered by
8
Explanation:
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