Respuesta :

The valence electron of the light metals are all in the range of 1 to 3.

What are Valence electron ?

Valence Electron is the number of electrons in the outer shell of an atom which participate in bond formation.

Number of Valence Electron in Boron is 3 and other light metals lighter than Boron have 1 , 2 of Lithium and Beryllium respectively,

The valence electron of the light metals are all in the range of 1 to 3.

To know more about Valence Electron

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