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Which of the following is not an alkaline earth metal?

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in Chemistry – Class 11 by (148k points)
Which of the following is not an alkaline earth metal?

(a) beryllium

(b) boron

(c) aluminium

(d) calcium

I got this question at a job interview.

My question is taken from s-Block Elements in chapter s-Block Elements of Chemistry – Class 11

1 Answer

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Best answer
Correct choice is (a) beryllium

Explanation: Beryllium, belongs to the 2^nd group. It is not called as an alkaline earth metal because the first element of this group that is beryllium is different from the rest of the members and it also shows a diagonal relationship with aluminium.

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