Give a reason for the following:
The conductivity of dilute hydrochloric acid is greater than that of acetic acid.
Acetic acid is weak electrolyte which dissociated partially whereas HCl is strong electrolyte which dissociates completely, therefore, HCl is better conductor compared to CH3COOH.
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:
The action of dilute hydrochloride acid on sodium sulphide.
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:
At the anode during the electrolysis of acidified water.