Chemistry, asked by amanjpandey, 1 year ago

twenty automoc number

Answers

Answered by Anonymous

2

atomic no = 20

calcium is the element whose atomic number is 20

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Answered by Blossomfairy

3

Atomic number :-

20 - Calcium.

_______________________...

More about Calcium :-

Formula : Ca
Electrons per shell : 2,8,8,2
Element category : Alkeline earth metal.

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