Identify and name of the metal whose electronic configuration is given below.
2,8,7

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Solution

2,8,7
Name of the element - Chlorine
Atomic number - 2+8+7 = 17
Metal/ Non Metal – Non Metal
Number of valence electrons - 7

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Similar questions

(a) 2, 8

(b) 2, 8, 4

(d) 2, 8, 7

Identify and name the metal whose electronic configurations is given below.

2,1

(a) 2, 8, 2
(b) 2, 8, 1
(c) 2, 8, 7
(d) 2, 1

Study the reaction given below and write the electronic configuration of $C l^{-}$ when Cl is 2, 8, 7.

$C l + e^{-} \to C l^{-}$

A

2, 8, 1

2, 8, 2

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