Chemistry, asked by shrutihiwale9a, 7 months ago

the element configurtion of first 20 elements of the periodic table.

Answers

Answered by sumit1234570

0

Answer:

Element Electrons diagram and configuration

1 H hydrogen. 1

2 He helium 2

3 Li lithium 2.1

4 Be beryllium. 2.2

Explanation:

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