Home
Class 12
CHEMISTRY
Statement-1:Zinc protect the iron better...

Statement-1:Zinc protect the iron better than tin even after it cracks.
Statement-2:`E_(OP_(Zn))^@ltE_(OP_(Fe))` But `E_(OP_(Sn))^@gtE_(OP_(Fe))`

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-2

C

Statement-1 is True, Statement-2 is False.

D

Statement-1 is False, Statement-2 is True.

Text Solution

Verified by Experts

The correct Answer is:
C
`E_(Zn^(+2)|Zn)ltE_(Fe^(+2)|Fe lt E_(Sn)^(+2)|Sn`
`SPR darr` Reactivity `uarr`
Promotional Banner

Topper's Solved these Questions

  • QUALITATIVE ANALYSIS PART 1

    RESONANCE|Exercise A.L.P|39 Videos

  • SOLID STATE

    RESONANCE|Exercise PHYSICAL CHEMITRY (SOLID STATE)|45 Videos

Similar Questions

Explore conceptually related problems

Out of Sn and Zn which one protects Fe better even after cracks ?

Statement-1: For the reaction: Ni^(2+)+2e^(-)rarrNi and Fe^(2+)+2e^(-)rarrFe rArr E_(Fe^(2+)|Fe)^(@)ltE_(Ni^(2+)|Ni)^(@) and E_("Red")^(@)gt0 rArr So Fe electrode is cathode and Ni electrode is anode. Statement-2: If DeltaG^(@) lt0 and E_("Cell")^(@)lt0 , then , cell is feasible.

Which statement is NOT true for the given reaction Fe^(3+)+e^(-) to Fe^(2+) ?

Statement-1: Zinc displaces copper from copper sulphate solution. Statement-2: The E_(298)^(@) of Zn is -0.76 volts and that of Cu is +0.34 volts.

RESONANCE-RANK BOOSTER-All Questions
  1. Which is/are correct among the following? Given the half cell EMFs E...

    Text Solution

    |

  2. Mark out the correct statement(s) regarding electrolytic molar conduct...

    Text Solution

    |

  3. Statement-1:Zinc protect the iron better than tin even after it cracks...

    Text Solution

    |

  4. Statement-1: On increasing dilution, the specific conductance keeps on...

    Text Solution

    |

  5. Statement-1: For the reaction: Ni^(2+)+2e^(-)rarrNi and Fe^(2+)+2e^(...

    Text Solution

    |

  6. A fuel cell is a cell that is continously supplied with an oxidant and...

    Text Solution

    |

  7. The molar conductance of NaCl varies with the concentration as shown i...

    Text Solution

    |

  8. The molar conductance of NaCl varies with the concentration as shown i...

    Text Solution

    |

  9. Given : E(cu^(+2)//cu)^0=0.34 V E(Cl2//Cl^(-))^0=1.36 V E(Br2//Br^...

    Text Solution

    |

  10. The E(Call)^(@)=1.18V for Zn(s)||Zn^(+2)(1M)||Cu^(+2)(1M)|Cu(s). The v...

    Text Solution

    |

  11. A fuell cell uses CH(4)(g) and forms CO(3)^(2-) at the anode. It is us...

    Text Solution

    |

  12. For the cells in opposition, Zn(s) | ZnCl(2)(sol).|AgCl(s)|Ag|AgCl(s...

    Text Solution

    |

  13. The conductivity ofa solution may be taken to be directly proportional...

    Text Solution

    |

  14. At 0.04 M concentration, the molar conductivity of solution of an elec...

    Text Solution

    |

  15. Calculate [H^+],[HCOO^(-)] and [OCN^(-)] in a solution that contains 0...

    Text Solution

    |

  16. To prepare a buffer solution of pH=4.04, amount of Barium acetate to b...

    Text Solution

    |

  17. Find the DeltapH( initial pH - final pH) when 100 ml 0.01M HCl is adde...

    Text Solution

    |

  18. The ionisation constant of benzoic acid (PhCOOH) is 6.46 xx 10^(-5) an...

    Text Solution

    |

  19. When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution...

    Text Solution

    |

  20. The indicator constant for an acidic indicator, HIn is 5xx10^(-6)M. Th...

    Text Solution

    |