Home
Class 11
CHEMISTRY
0.324 g of copper was dissolved in HNO3...

0.324 g of copper was dissolved in `HNO_3` and the copper nitrate so produced was burnt till all copper nitrate converted to 0.406 g of copper oxide. Calculate the equivalent mass of copper.

Promotional Banner

Topper's Solved these Questions

  • MOLE AND STOICHIOMETRY-I

    PATHFINDER|Exercise QUESTION BANK|234 Videos

  • ORGANIC CHEMISTRY: SOME BASIC PRINCIPLES AND TECHNIQUES

    PATHFINDER|Exercise QUESTION BANK|85 Videos

Similar Questions

Explore conceptually related problems

The equivalent mass of copper in CuO is____.

0.635 g of a metal gives on oxidation 0.795g g of its oxide. Calculate the equivalent mass of the metal.

0.369 gm of copper was deposited an passing 0.750 A of current through a CuSO_4 solution for 25 minutes . Calculate the atomic mass of copper.

How much copper cann be obtained from 1000g of copperr sulphate (CuSO_(4)) ?

Calculate the relative equivalent weight of copper in cuprous oxide

0.2964 g of copper is deposited, when 0.5 A current is passed through copper sulphate solution for 30 min. What is the electrochemical equivalent of copper?

When copper is heated with conc. HNO_(3) if produces-

When 2 A current was passed for 1h through a copper sulphate solution, 2.369 g of copper was discharged. Find the atomic weight of copper.

Copper crystallises in face centred cubic lattice. Calculate the number of unit cells in 1.20 gm of copper. [Atomic mass of Copper = 63.5]

PATHFINDER-MOLE AND STOICHIOMETRY-II-QUESTION BANK
  1. A mixture of NaCI and Na2CO3 is given. On heating 12 g of the mixture...

    Text Solution

    |

  2. Brass is an alloy of Cu-Zn. A sample of brass weighing 5.793 g, when t...

    Text Solution

    |

  3. 0.324 g of copper was dissolved in HNO3 and the copper nitrate so pro...

    Text Solution

    |

  4. 10 ml of NaHC2O4 solution is neutralized by 10 ml of 0.1 M NaOH solut...

    Text Solution

    |

  5. A sample of a mixture of CaCI2 and NaCI weighing 4.22 g was treated to...

    Text Solution

    |

  6. Calculate the concentration of Na2S2O3.5H2O solution in gL^(-1) 10 m...

    Text Solution

    |

  7. lf the equivalent mass of a metal (M) is x and the formula of its oxid...

    Text Solution

    |

  8. The oxidation number of sulphur in S8, S2F2,H2S and H2SO4 respective...

    Text Solution

    |

  9. Calculate the oxidation no of the following Cl in CaOCl2 (Bleaching ...

    Text Solution

    |

  10. Fe shows an oxidation state of +1 in

    Text Solution

    |

  11. 2 mole of N2H4 loses 16 mole of election is being converted to a new c...

    Text Solution

    |

  12. N2+3H2rarr2NH3 Molecular weight of NH3 and N2 are X, and X2, their ...

    Text Solution

    |

  13. In a chemical reaction, K2Cr2O7+xH2SO4+ySOzrarrK2SO4+Cr2(SO4)3+zH2O th...

    Text Solution

    |

  14. For the redox reaction, MnO4^(-)+C2O4^(2-)+H^+rarrMn^(2+) + CO2+H2O...

    Text Solution

    |

  15. Ratio of moles of Fe (II) oxidised by equal volumes of equimolar KMnO...

    Text Solution

    |

  16. CrO7^(2-) is reduced to Cr^(3+) by Fe^(2+). Identify the incorrect st...

    Text Solution

    |

  17. 6x10^(-3) mole K2Cr2O7 reacts completely with 9x10^(-3) mole X^(n+) ...

    Text Solution

    |

  18. In a reaction, 4 moles of electrons are transferred to one mole of HN...

    Text Solution

    |

  19. W1 g of an element combines with oxygen forming W2 g of its oxide. The...

    Text Solution

    |

  20. Equivalent weight of H3PO2 when it disproportionate into PH3 and H3...

    Text Solution

    |