Chemical Compounds
10 past-paper questions on Chemical Compounds · examined 2020–2023.
20235 questions
Identify the compound that is a waste gas from digestion in animals.
Identify the compound that turns blue cobalt(II) chloride pink.
Identify the compound that reacts with ethene above 100 °C to produce ethanol.
Identify the compound that is a product of photosynthesis.
Identify the compound that contains an anion with a charge of –2.
20203 questions
Which compound is a gas which dissolves in water to form an alkaline solution?
Which compound is an anhydrous solid which is used to test for water?
Which compound contains ions with a 3+ charge?
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