Science, asked by rkpatel002118, 2 months ago

An atom has electronic configuration 2, 8, 7.
(a) What is the atomic number of this element?
(b) To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses.)
N(7) F(9) P(15) Ar(18)

NCERT Class X
Science - Science

Chapter_Periodic Classification of Elements

Answers

Answered by maniankam3030

1

Explanation:

a 17

b N,P.

THESE ARE ANSWERS MY QUESTIONER.

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