Science, asked by prachichatterjee118, 9 months ago

The atom of an element has electronic configuration 2,8,7. To which of the following elements it will be chemically similar
Option;
a) N(7)
b)P(15)
c) F(9)
d) Na(11)....

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Answers

Answered by sufiyamaner73
5

Answer:

c   F(9)

Explanation:

As the electronic configuration of the given atom is 2,8,7 it is inferred that the atomic number of element is 17 (2+8+7). Thus element with atomic number 17 is Chlorine. Among the options given which includes Nitrogen, Fluorine, Phosphorus and Argon, chlorine is chemically similar to fluorine

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Answered by omeshmandhan
3

Answer:

(c) fluorine as above electronic configuration is of chlorine with atomic no 17 as they both are group congeners so they share same chemical properties unlike of physical properties

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