Chemistry, asked by saibhargava2004, 11 months ago

An element ‘X’ belongs to the third period and group 15 of the periodic table. Find out (a) the number of valence electrons in its atom. (b) is it a m etal or nonmetal? (c) name of the element and its electronic configuration.

Answers

Answered by AmanSharma4141
4

Answer:

a) no.of valence electrons = 5

B) it is a non metal

C) element name = phosphorus

Electronic configuration = 1s^2 2s^2 2p^6 3s^2 3p^3

Explanation:

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