Name the metal and the acid to be selected to prepare sulphur dioxide in the laboratory.

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Solution

Sulphur dioxide can be prepared by heating copper turnings with concentrated sulphuric acid.
$C u + 2 H_{2} S O_{4} \to C u S O_{4} + S O_{2} + 2 H_{2} O$

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Name the metal and the acid to be selected to prepare sulphur dioxide in the laboratory.

Sulphur dioxide can be prepared by heating copper turnings with concentrated sulphuric acid.Cu+2H2SO4→CuSO4+SO2+2H2O

Sulphur dioxide can be prepared by heating copper turnings with concentrated sulphuric acid.
$C u + 2 H_{2} S O_{4} \to C u S O_{4} + S O_{2} + 2 H_{2} O$