IGCSE O Level Chemistry MCQs - Chapter 3

Chemical Formulae and Equations Multiple Choice Questions (MCQ) PDF - 6

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The MCQ: Formula of Calcium Hydrogen Carbonate is; "Chemical Formulae and Equations" App Download Android & iOS (Free) with answers ca(hco₃)₃, hco₃ca₂, ca(hco₃)₂ and ca₂(hco₃)₂ to study online IGCSE courses. Practice chemical symbols quiz questions, download Apple Book (Free Sample) for online degree programs.

Chemical Formulae & Equations Questions & Answers PDF Download: MCQ Quiz 6

MCQ 26: The formula of Calcium Hydrogen Carbonate is

HCO₃Ca₂
Ca(HCO₃)₃
Ca(HCO₃)₂
Ca₂(HCO₃)₂

MCQ 27: Charge on an ion is a measure of its

valency
exponential notation
formula
isotopic charges

MCQ 28: Which one of them is a color gas?

methane
ethane
propane
butane

MCQ 29: If an acid reacts with a carbonate, the product will always include

H₂O (l)
salt (s)
CO₂ (g)
all of above

MCQ 30: Relative formula mass of aluminum sulphate (NH₄)₂SO₄ is

132.14 g/mol
113.14 g/mol
139.33 g/mol
143.69 g/mol

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