Chemistry, asked by ksarun3589, 9 months ago

Which of the given elements A,B,C,D and E with atomic number 2,3,7, 10 and 20 respectively belong to same period

Answers

Answered by Anonymous

11

Answer :-

Elements with atomic number 3,7,10 belong to the same period 2.

Therefore, Element B, C and D belong to the same period.

❤Hope it Helps! ❤

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