O Level Chemistry MCQs – Certification Test 656

Valency and Chemical Formula Quiz (Question 656) – App & e-Book Download

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MCQ 656: The chemical formula of Magnesium Carbonate is:

MgCO₃. H₂O
MgCO₃
Mg₂CO₃
Mg₃CO₃

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Valency & Chemical Formula Quiz App & e-Book – O Level Chemistry Learning Guide

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