Question

When a lead storage battery is charged

• A. $Pb{O}_2$ dissolves
• B. the lead electrode becomes coated with lead sulphate
• C. sulphuric acid is regenerated
• D. the amount of acid decreases.

Answer 1

Answer: (C)

During the charging of the lead storage battery, the sulphuric acid is regenerated. Sulphuric acid acts as an electrolyte in lead storage batteries. Thus lead storage batteries can be used again and again by regenerating the sulphuric acid.