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In which one of the following , the numb...

In which one of the following , the number of protons is greater than neutrons but number of protons is less than the number of electrons

A

`D_(3)O^(+)`

B

`SO_(2)`

C

`H_(2)O`

D

`OH^(-)`

Text Solution

Verified by Experts

The correct Answer is:
D
No. of protons is less than the no. of electrons. So the ion to be a negative ion.
The no. of protons is greater than neutrons. So H atom should be present.
No. of protons in `OH^(-)=8+1=9`
No. of neutrons in `OH^(-)=8`
No. of electrons in `OH^(-)=9+1=10`.
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