Question
Chemistry Question on p -Block Elements
Sulphur dioxide is prepared by the action of
A
dilute sulphuric acid on copper
B
hot and conc sulphuric acid on copper
C
hot and dilute sulphuric acid on copper
D
dilute sulphuric acid on iron
Answer
hot and conc sulphuric acid on copper
Explanation
Solution
{Cu_{(s)} +\underset{\text{(conc.)}}{ {2H_2SO_{4(aq)}}} ->[Heat] CuSO_{4(aq)} + SO_{2(g)} + 2H2O_{(l)}}