Home
Class 12
CHEMISTRY
In a lead storage battery...

In a lead storage battery

A

Increase the emf with increase in the percentage of `H_2SO_4`

B

The emf decreases with increase in the percentage of `H_2SO_4`

C

Equivalent weight of `H_2SO_4` is 98

D

Equivalent weights of `H_2SO_4 = 49`

Text Solution

Verified by Experts

The correct Answer is:
A, C
`pb + pbO_2 + 2H_2SO_4 to 2PbSO_4 + 2H_2O`
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise LEVEL-II (LECTURE SHEET ( EXERCISE -II (LINKED COMPREHENSION TYPE QUESTIONS )) )|12 Videos

  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise LEVEL-II (LECTURE SHEET ( EXERCISE -III(MATCH THE FOLLOWING QUESTIONS )))|6 Videos

  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise LEVEL-I ( EXERCISE-II)|51 Videos

  • DILUTE SOLUTIONS

    AAKASH SERIES|Exercise EXERCISE - 1.2|55 Videos

  • ELEMENTS OF D - BLOCK

    AAKASH SERIES|Exercise EXERCISE - 5.2|33 Videos

Similar Questions

Explore conceptually related problems

When a lead storage battery is discharged :

During the discharge of a lead storage battery, density of H_2SO_4 fell from 1.3 to 1.14 g/mL. Sulphuric acid of density 1.3g/ml is 40W% and that of 1.14g/mL is 20W%. The battery holds two litre of the acid and volume remains practically constant during discharging. The number of ampere-sec used from the battery is.

When lead storage battery is charged

When lead storage battery is discharged

The acid used in lead storage battery is

The acid used in lead storage battery is

What happens when lead storage battery is subjected to charging ?

During the charging of lead storage battery, the reaction occuring at cathode is represented by

Discuss the construction and working of lead storage battery.

AAKASH SERIES-ELECTROCHEMISTRY -LEVEL-II (LECTURE SHEET ( EXERCISE -I ( SINGLE & ONE OR MORE THAN ONE CORRECT ANSWER )))
  1. The cell emf in a cell with cell reaction Cr2O7^(2-) + 14H^(+) + 6Fe^(...

    Text Solution

    |

  2. Which of the following facts are true ?

    Text Solution

    |

  3. In a lead storage battery

    Text Solution

    |

  4. Which one is correct among the following give, the half cell emf's E^...

    Text Solution

    |

  5. For the cell (at 298 K ) Ag((g)) // AgCl((s)) // Cl((aq))^(-) ||AgNO(3...

    Text Solution

    |

  6. The value of the reaction quotient ,Q for the cell Zn(s) |Zn^(2+) (0.0...

    Text Solution

    |

  7. DeltaG = DeltaH-TdeltaS and DeltaG = DeltaH + T[(d(DeltaG))/(dT)] " ...

    Text Solution

    |

  8. For the cell Zn|Zn^(2+) (C1)||Zn^(2+) (C2)|Zn. DeltaG is negative if :

    Text Solution

    |

  9. The Nernst equation , E = E^(0) -(RT)/(nF) . In Q indicates that the ...

    Text Solution

    |

  10. The half cell reaction for the corrosion are , 2H^(+) + (1)/(2) O2 + ...

    Text Solution

    |

  11. The E^(@) at 25^(@)C for the following reaction at the indicated conc...

    Text Solution

    |

  12. A fuel cell develops an electrical potential from the combustion of b...

    Text Solution

    |

  13. For a cell reaction 2H(2(g)) + O(2(g)) to 2H2O((l)) DeltaS(298)^(@) ...

    Text Solution

    |

  14. Copper reduces NO3^(-) into NO and NO2 depending upon concentration of...

    Text Solution

    |

  15. Consider the following standard reduction potentials Fe^(3+)(aq) + e...

    Text Solution

    |

  16. Which of the following statements is / are correct ?

    Text Solution

    |

  17. Which of the following facts regarding the movement of anions in the s...

    Text Solution

    |

  18. Which of the following statements is correct ? If E(Cu^(2+)|Cu)^(@)...

    Text Solution

    |

  19. The oxidation potential of hydrogen half-cell will be negative if :

    Text Solution

    |

  20. Coulomb is the quantity of charge defined as :

    Text Solution

    |