Question

what is chemical formula of zinc sulphate

Answer 1

Answer :

To find,

Chemical formula of zinc sulphate.

Solution:

Step I :

Write down the symbols of elements.

Zn        SO4

Step II :

Write down their valency as superscript

Zn ( Valency 2+ )   SO4 ( Valency 2- )

Step III :

Cancel out the valencies of both elements using the common factor . ( if possible )

Here, cancelling by 2 :

Zn.    SO4.    ( Both with valency 1 after cancelling )

Step IV :

Write the cancelled out valencies as subscripts and interchange them. Need not to write 1.

Zn.   SO4

Step V :

Write down the chemical formula of the compound .

ZnSO4 ( Answer )

Answer 2

The formula of zinc sulphate is ZnSO4