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The third alkaline earth metal ion conta...

The third alkaline earth metal ion contains number of electrons and protons as

A

`20e^(-), 20p`

B

`18e^(-), 18p`

C

`18e^(-), 20p`

D

`19e^(-), 20p`

Text Solution

Verified by Experts

`Ca^(2+), p=20, e^(-)=18`
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