First slide

Hydrogen

Question

Hydrogen has similarity with alkali metals in

Easy

A

nature of oxide
B

valency electrons
C

the ease of formation of cation
D

electropositive nature

Solution

Like Alkalimetals "H" has 1 electron in its valency shell.
H - 1s¹
Li - 1s² 2s²
Na - 1s² 2s² 2p⁶ 3s¹

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