Name the gas that is produced in the following cases:
The action of dilute hydrochloride acid on sodium sulphide.
H2S (Hydrogen Sulphide)
Give a reason for the following:
The conductivity of dilute hydrochloric acid is greater than that of acetic acid.
Name the gas that is produced in the following cases:
Sulphur is oxidized by concentrated nitric acid.
Name the gas that is produced in the following cases:
Action of cold and dilute nitric acid on copper.
Name the gas that is produced in the following cases:
At the anode during the electrolysis of acidified water.