IGCSE O Level Chemistry MCQs – Practice Test for Exam Prep
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Free "Chemical and Ionic Equations Study" App with MCQ: Formula of copper carbonate is; with answers: cuco3, cuco2, cucho3, and cucoh. Practice Chemical and Ionic Equations Quiz Questions, download Google e-Book (Free Chapter) to maximize study effectiveness.
MCQ 1: The formula of copper carbonate is:
MCQ 2: To balance Al(OH)3 + HNO3 → Al(NO3)3 + H2O, number of Al(OH)3 molecules will be:
MCQ 3: In Na2CO3.10H2O, percentage of water is:
MCQ 4: A white smoke consisting of fine white solid particles is formed by:
MCQ 5: Which one of them is a color gas?
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