O Level Chemistry MCQs – Certification Test 87

Valency and Chemical Formula MCQ (Question 87) – App & e-Book Download

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MCQ 87: Formula of Ammonium Sulfate ((NH₄)₂SO₄) is:

NH₄(SO₄)₂
NH₄(HSO₄)₂
(NH₄)₂SO₄
(NH₃)₂SO₃

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