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An element M has an atomic mass 19 and a...

An element `M` has an atomic mass `19` and atomic number `9`. Its ion is represented by

A

`M^(+)`

B

`M^(2+)`

C

`M^(-)`

D

`M^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
C
Z = 9 for F. Its ion is `F^(-)`.
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An element M has atomic mass 19 and atomic number 9 . Its ion is represented as

An element M has an atomic number 9 and atomic mass 19. Its ion will be represented by (1) M (2) M^(2+) (3) M^(-) (4) M^(2-)

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The element with atomic numbers 19 is

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