Which gas is released when ethyl alcohol reacts with sodium?
Hydrogen
Nitrogen
Oxygen
Carbon dioxide
Hydrogen gas is released when ethyl alcohol reacts with sodium.
Which of the following statement(s) is/are correct when iron reacts with concentrated sulphuric acid?
i. Hydrogen gas is released.
ii. The compound formed is ferric sulphate.
iii. Sulphur dioxide gas is released.
Which gas is released when acid reacts with metals?
Which gas is released when zinc reacts with sulphuric acid?