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S Block Elements

Identify the ...

Question

Identify the odd term out and explain.
Hydrogen, sodium, potassium, carbon.

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Solution

Carbon is the odd one out because carbon has $4$ valence electrons and belong to $4^{t h}$ group whereas all others have $1$ valence electrons and is in $1^{s t}$ group

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Identify the odd term out and explain.

A.gold,silver, copper,brass.

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Q. Identify the odd term out and explain
A. Gold, silver, copper, brass
B.Hydrogen, hydrogen peroxide, carbon dioxide, water vapour.
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