Q.

Which represents the electronic configuration of the most electropositive element ?

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a

[He] 2s22p1

b

[He] 2s1

c

[He] 2s22p5

d

[He] 2s22p3

answer is B.

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Detailed Solution

‘s’ block elements are highly electropositive.
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Which represents the electronic configuration of the most electropositive element ?