How many electrons do these element have in their outer shell nitrogen chlorine calcium explain how you got your answer
Answers
Answered by
11
Answer:
Nitrogen - 1s²2s²2p³
No.of valence electrons = 2+3 = 5
Chlorine - 1s²2s²2p⁶3s²3p⁵
No.of valence electrons = 2+5=7
Calcium - 1s²2s²2p⁶3s²3p⁶4s²
No.of valence electrons = 2
Answered by
17
Answer:
Nitrogen= 7
Chlorine= 8
Calcium=20
Explanation:
We know that number of protons ( atomic number Z ) is equal to number of electrons. So that's how i got my answer.
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