CSEC Chemistry · May/June 2011 · Paper 1 · Question Q16
A piece of calcium was added to some distilled water in a container. The gas produced would be expected to
- (A)relight a glowing splint
- (B)give a 'pop' with a lighted splint
- (C)decolourize acidified aqueous potassium manganate (VII)
- (D)turn acidified aqueous potassium dichromate green
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