Question

How many valence electrons are there in first four elements

Answer 1

Element 1 - Hydrogen

Valence Electron - 1

Element 2 - Helium

Valence electrons - 2

Element 3 - Lithium

Valence electron - 1

Element 4 - Berelyium

Valence electron - 2

Answer 2

here is your answer

Any element in group 1 has just one valence electron.

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