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Find the atomic structure of .(12)^(24)M...

Find the atomic structure of `._(12)^(24)Mg`. What is its valency?

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No. of protons or electrons `=12` No. fo neutraons `=12; 1s_(1)1s_(2)2s_(1)2s_(2)2p_(1)2p_(2)….2p_(6)3s_(1)3s_(2);` valency `=2`
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NN GHOSH-ATOMIC STRUCTURE-EXERCISE
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  3. Find the atomic structure of .(12)^(24)Mg. What is its valency?

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