CHEMISTRY · Single correct · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry
Problem
Select the incorrect statement :
(1) The electrolysis of molten CaH2 liberates H2 at cathode.
(2) During discharge of lead storage battery, sulphuric acid is consumed.
(3) Sulphur acts as polymerising agent in vulcanisation of rubber.
(4) Galvanisation of iron denotes coating with Zn.