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AS Level Chemistry A H032/01 Breadth in chemistry Sample Question Paper

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How many electrons are in a 12Mg 24 2+ ion? A 10 B 12 C 14 D 22 Your answer [1] 2 What is the formula of chromium(III) sulfate? A Cr3SO4 B Cr(SO4)3 C Cr2(SO4)3 D Cr3SO3 Your answer [1] 3 Which molecule is non-polar? A SF6 B H2S C PF3 D NH3 Your answer [1] 3 © OCR 2021 H032/01 Turn over 4 Which row is correct? Highest pH when added to water Most reactive halogen A MgO F2 B MgO I2 C BaO F2 D BaO I2 Your answer [1] 5 Which equation represents a redox reaction? A Mg ...

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