Question

why charge of sulphate is -2 ?

Answer 1

because it gains 2 electron

Answer 2

Answer:

The charge of an element is equal to number of protons and electrons present in that element.

The charge of the element sulphate is -2.

It is because, the the number of protons and electrons in the element sulphate is -2.

That's why the charge of the sulphate is -2.

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