Home
Class 12
CHEMISTRY
A zinc rod is placed in 250 mL of 1 M Cu...

A zinc rod is placed in 250 mL of 1 M `CuSO_4` solution for such a period that the molarity of `Cu^(2+)` becomes 0.85 M. The molarity of `SO_4^(2-)` at this stage is :

A

1 M

B

0.85 M

C

1.15 M

D

1.30 M

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST PAPER - 3

    MODERN PUBLICATION|Exercise MCQs|60 Videos

  • MOCK TEST PAPER -2

    MODERN PUBLICATION|Exercise MCQs|60 Videos

Similar Questions

Explore conceptually related problems

Molarity of 0.2 N H_(2) SO_(4) is

The molarity of 98% H_2SO_4 (d = 1.8 g/mL) by weight is

100 ml of 0.1 M solution A is mixed with 20ml of 0.2 M solution B. The final molarity of the solution is :

To a 4 L of 0.2 M solution of NaOH, 2L of 0.5 M NaOH are added. The molarity of the resulting solution is :

A Zn rod weighing 1.0g is taken in 100mL of 1M CuSO_(4) solution . After some time, [Cu^(2+)] in solution =0.9M( atomic weight of Zn=65.5g) . Which of the following statements is // are correct ? a. 0.655g of Zn was lost during the reaction. b. 0.327 g of Zn was lost during the reaction . c. There is no change in the molarity of SO_(4)^(2-) ion. d. There is a change in the molarity of SO_(4)^(2-) ion.

MODERN PUBLICATION-MOCK TEST PAPER - 4-MCQs
  1. How many grams of I2 are present in a solution which require 40 ml of ...

    Text Solution

    |

  2. Which of the following mixture solution has pH ~~ 1.0 ?

    Text Solution

    |

  3. A zinc rod is placed in 250 mL of 1 M CuSO4 solution for such a period...

    Text Solution

    |

  4. Meta-directing and deactivating group in aromatic electrophilic substi...

    Text Solution

    |

  5. The pH of normal rainwater is

    Text Solution

    |

  6. Which of the following is required in lowest concentration to coagulat...

    Text Solution

    |

  7. Which derivative of benzen among the following would undergo hydrolysi...

    Text Solution

    |

  8. A metal crystallises with a face-centred cubic lattice. The adge of th...

    Text Solution

    |

  9. The density of a solution prepared by dissolving 120 g of urea (mol ma...

    Text Solution

    |

  10. The hydrogen electrode is dipped in a solution of pH 3 at 25^@C. The p...

    Text Solution

    |

  11. The Van't Hoff factor for 0.1 M Ba(NO(3))(2) solution is 2.74. The deg...

    Text Solution

    |

  12. Consider two standard half cells based on the reaction. Ag^(+) (aq) + ...

    Text Solution

    |

  13. The half- life for decay of ""^(14)C by beta-emission is 5730 years. T...

    Text Solution

    |

  14. The correct order of basicities of the following compounds is : (1) ...

    Text Solution

    |

  15. The solubility products of AgCl and Ag2CrO4 are 1.5 xx 10^(-10) and 9 ...

    Text Solution

    |

  16. Which of the following is used to produce smoke screens ?

    Text Solution

    |

  17. In the adsorption of a gas on solid, Freundlich isotherm is obeyed. Th...

    Text Solution

    |

  18. If DeltaG^@ (HI, g) is 1.7 kJ, what is the equilibrium constant at 20^...

    Text Solution

    |

  19. Which of the following statements are not correct ? (I) PCl5 is kno...

    Text Solution

    |

  20. Chlorine shows bleaching action in :

    Text Solution

    |