1.

Justify the position of Hydrogen in the periodic table.

Answer»

Solution :Hydrogen has been placed at the TOP of the alkali metals family.
Hydrogen and alkali metals resemble in the following ASPECTS.
1. Electronic configuratin: Hydrogen has one electron in its VALANCE shell like the alkali metals `H-1s^(1)`.
2. ELECTROPOSITIVE character: As both hydrogen and alkali metals form monovalent cations by losing the electron in the valance shell. `HtoH^(+)+e^(-)`


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