M = Z/it

M = Zit

M = it/ Z

M = Zt/i

Hydrochloric acid

Ammonium chloride

Potassium hydroxide

Diluted sulphuric acid

Sponge lead(Pb)

Lead peroxide(PbO₂)

Lead sulphate(PbSO₄)

Lead sulphate + water

To escape the gas freely

To allow oxygen enter inside

To check the level of electrolyte

To check the colour changes in the plates

Rectifier method

Trickle charging method

Constant current method

Constant potential method