Exam (elaborations)
OCR GCE _ AS Level _ CHEMISTRY A _ H03202 DEPTH.
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- Institution
1 What is the formula of chromium(III) sulfate? A Cr3SO4 B Cr(SO4)3 C Cr2(SO4)3 D Cr3SO3 Your answer [1] 2 Which molecule is non-polar? A SF6 B H2S C PF3 D NH3 Your answer [1] 3 Which equation represents a redox reaction? A Mg + 2HCl⟶ MgCl2 + H2 B MgO + 2HCl⟶ H2O + MgCl2 C MgCO3 ...
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