Home
Class 12
CHEMISTRY
CrO3 is an acidic hydride of ..............

`CrO_3` is an acidic hydride of ............. .

Promotional Banner

Topper's Solved these Questions

  • d-AND f- BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|1089 Videos
  • COORDINATION COMPOUNDS

    MODERN PUBLICATION|Exercise EXERCISE|971 Videos
  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise EXERCISE|529 Videos

Similar Questions

Explore conceptually related problems

CrO_3 is an acid anhydride. Explain.

The formula of acidic nitrogen hydride is ..........

Mn_2O_3 is acidic/basic oxide.

Among group 15 hydrides, ........... is most stable.

Complete the missing links: In CrO_4^(2-) ion, Cr is .......... hybridised.

Silicon hydrides are called

BF_3 acts as a Lewis acid. Why ?

Among hydrides of oxygen family, the strongest reducing agent is ...........

MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. The colour of light absorbed by an aqueous solution of CuSO4 is

    Text Solution

    |

  2. Equivalent weight of K2Cr2O7 in acidic medium is ................ .

    Text Solution

    |

  3. CrO3 is an acidic hydride of ............. .

    Text Solution

    |

  4. Two lanthanoids ............. and ............. show +4 oxidation stat...

    Text Solution

    |

  5. The formula of Prussion blue is ................ .

    Text Solution

    |

  6. The actinoid used for manufacture of fine rods for atomic reactors is ...

    Text Solution

    |

  7. The last element in the actinoid series is :

    Text Solution

    |

  8. Choose the correct alternative: Cerium (Z = 58) exhibits +2/+4 oxidati...

    Text Solution

    |

  9. True of False : Lanthanide compounds are less basic than actinide comp...

    Text Solution

    |

  10. NO2^(-) is oxidised to N2/NO3^(-) by acidified KMnO4.

    Text Solution

    |

  11. What happens when 95% of copper combine with 4% of tin and 1% of phosp...

    Text Solution

    |

  12. Misch metal alloy contains about 95% lanthanoid/actinoid metals.

    Text Solution

    |

  13. Baeyer's reagentisalkaline alkaline KMnO4/alkaline K2Cr2O7 solution.

    Text Solution

    |

  14. Ionic radius of Ce^(3+)(Z = 58) is less/more than that of Yb^(3+) (Z =...

    Text Solution

    |

  15. Number of unpaired electrons in gadolinium (Z = 64) is 8/6.

    Text Solution

    |

  16. Colour of acidic K2Cr2O7 solution is orange / yellow .

    Text Solution

    |

  17. Mn2O3 is acidic/basic oxide.

    Text Solution

    |

  18. Pt^(4+) is less/more stable than Ni^(4+) .

    Text Solution

    |

  19. Density of Mn is more/ less than Fe.

    Text Solution

    |

  20. The number of unpaired electrons in Fe^(3+) ion is:

    Text Solution

    |