Question

An atom of an element is repersented as24/12A.Than(i)write no.of protons present in one atom of the element(ii)write its electric configuration(iii)state is it metal or non-metal

Answer 1

Atomic no. Of Element x = 8

Atomic mass of element x = 16

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A. No. Of electrons = No. Of protons.

No. Of protons = Atomic no.

No. Of protons = 8

No.Of electrons of element X is 8.

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B. Mass no. Of element X is 16 u.

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C. No. Of neutrons = Atomic mass - Atomic no.

= 16 - 8

= 8

No. Of neutrons in element X is 8.