A. Zinc and concentrated trioxonitrate (V) acid
B. Water and calcium dicarbide
C. Copper and dilute hydrochloric acid
D. Magnesium and dilute tetraoxosulphate (VI) acid
Correct Answer: Option D
D. Magnesium and dilute tetraoxosulphate (VI) acid
A. Zinc and concentrated trioxonitrate (V) acid
B. Water and calcium dicarbide
C. Copper and dilute hydrochloric acid
D. Magnesium and dilute tetraoxosulphate (VI) acid
Correct Answer: Option D
D. Magnesium and dilute tetraoxosulphate (VI) acid
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