Question

Select correct statements about lead storage battery: 

(1) PbSO₄ converts into PbO₂ at anode during discharging 

(2) PbSO₄ converts into PbO₂ at cathode during discharge 

(3) 38% H₂SO₄ solution is taken as the electrolyte 

(4) H₂SO₄ is produced during discharging

Answer 1

(3) 38% H₂SO₄ solution is taken as the electrolyte