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A-LevelChemistryGroup 29701/12 · Oct/Nov 2021 · Q131 Mark

Which statement about the compounds of the Group 2 metals is correct?

ABarium carbonate is less thermally stable than strontium carbonate.
BBarium sulfate is less soluble than magnesium sulfate.
CCalcium hydroxide is less soluble than magnesium hydroxide.
DCalcium nitrate is more thermally stable than strontium nitrate.

✓ Correct answer

B: Barium sulfate is less soluble than magnesium sulfate.

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About this question

Topic
Group 2, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source
A-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 2, question 13.

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