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in Chemistry by (52.6k points)
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The molecular formula of aluminium sulphate is:

A. Al2(SO4)3

B. ALSO4

C. AL3(SO4)2

D. AL2(SO4)4

1 Answer

+1 vote
by (52.4k points)
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Best answer

Aluminium sulphate

Valency of aluminium = 3

Valency of sulphate = 2

By applying crisscross method:

Formula: Al2(SO4)3

Thus, option A is correct.

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