Question

why aluminium have positive valency

Answer 1

Heya !!

Here is your answer :

The element Aluminium has atomic number : 13.

So, the electric configuration is : 2 8 3 .

The outermost shell contains 3 electrons, which it can donate , to come in octet state .

So, as it gives electrons to being in a octet state, it's valency is positive.

Answer 2

The element Aluminium has atomic number : 13.

So, the electric configuration is : 2 8 3 .

The outermost shell contains 3 electrons, which it can donate , to come in octet state .

So, as it gives electrons to being in a octet state, it's valency is positive.

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