Chemistry, asked by hishammohd349, 5 months ago

an atom has 4 protons and 5 neutrons what is its valency

Answers

Answered by vandana200540

2

Answer:

No of valence electron=2

therefore;

valency = 2

Answered by rachnaanand2006

1

Answer:

Atomic no. = no. of protons

4 = 4

electronic configuration = 2,2

valency = 2

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