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Q.

An element of atomic mass 40 has 2, 8, 8, 2 as the electronic configuration. Which one of the following statement regarding this element is not correct ?

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a

It forms a basic oxide

b

It belongs to II A group

c

It belongs to IV period

d

It forms an acidic oxide

answer is D.

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Detailed Solution

The element is calcium and hence its oxide (CaO) is basic in nature.
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