Home
Class 12
CHEMISTRY
When a lead storage battery is discharge...

When a lead storage battery is discharged:

Text Solution

Verified by Experts

At anode : `Pb(s)+SO_(4)^(2-)(aq) to PbSO_(4) +2e^(-)`
At cathode : `PbO_(2)(s) +4H^(+)(aq) +SO_(4)^(2-)(aq) +2e^(-) to PbSO_(4)+2H_(2)O`
Overall reaction: `Pb(s) +PbO_(2) (s) +2H_(2)SO_(4) (aq) to 2PbSO_(4) +2H_(2)O`
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    ICSE|Exercise EXERCISE (PART-II Descriptive Questions)(SHORT ANSWER QUESTIONS)|38 Videos

  • ELECTROCHEMISTRY

    ICSE|Exercise EXERCISE (PART-II Descriptive Questions)(LONG ANSWER QUESTIONS)|33 Videos

  • ELECTROCHEMISTRY

    ICSE|Exercise EXERCISE (PART-I Objective Questions) (Choose the correct alternative) |25 Videos

  • DISTINCTION BETWEEN PAIRS OF COMPOUNDS

    ICSE|Exercise QUESTIONS |155 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    ICSE|Exercise EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Fill in the blanks)|60 Videos

Similar Questions

Explore conceptually related problems

When a lead storage battery is recharged

When a lead storage battery is charged?

When a lead storage battery is charged it acts as:

Assertion: As a lead storage battery gets discharged, density of electrolyte, present in it, decreases. Reason: lead and lead dioxide both react with sulphuric acid to form lead sulphate.

What happens when lead storage battery is subjected to charging?

What is the underlying principle that a lead storage battery can be recharged ?

What a lead stroange is discharged:-

Write the cell reaction of a lead storage battery when it is discharged. How does the density of the electrolyte change when the battery is discharged?

Electrolyte used in lead storage battery is

Acid used in lead storage battery is sulphuric acid. Explain.