Home
Class 11
CHEMISTRY
Na(2)B(4)O(7).10H(2)Ooverset("Heat")rarr...

`Na_(2)B_(4)O_(7).10H_(2)Ooverset("Heat")rarrX + NaBO_(2) + H_(2)O, X + Cr_(2)O_(3) overset("Heat")rarrunderset(("Green coloured"))Y`
X and Y are :

A

`Na_(3)BO_(3)` & `Cr(BO_(2))_(3)`

B

`Na_(2)B_(4)O_(7)` & `Cr(BO_(2))_(3)`

C

`B_(2)O_(3)` & `Cr(BO_(2))_(3)`

D

`B_(2)O_(3)` & `CrBO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • 13TH GROUP ELEMENTS

    NARAYNA|Exercise Comphensive Type Question|22 Videos

  • 13TH GROUP ELEMENTS

    NARAYNA|Exercise Integer Type Question|37 Videos

  • 14TH GROUP ELEMENTS

    NARAYNA|Exercise Subjective Questions|6 Videos

Similar Questions

Explore conceptually related problems

Na_(2)b_(4)O_(7)10H_(2)O is

H_(4)P_(2)O_(7) overset("Heat")to

(NH_(4))_(2)Cr_(2)O_(7) overset("heat") to

Na_(2)B_(4)O_(7).10H_(2)O is correctly represented as

Na_(2)B_(4)O_(7).10H_(2)Ooverset(triangle)toNaBO_(2)+A+H_(2)O , A+MnOoverset(triangle)toB A and B are :

Na_(2)B_(4)O_(7).10H_(2)O is correctly represent by

Na_(2)CO_(3).10H_(2)O overset(375K) to Na_(2)CO_(3).XH_(2)O+YH_(2)O. The value of Y-X is :

Na_(2)B_(4)O_(7). 10H_(2) O overset(Delta)(to) X overset(Delta)(to) Y + Z ,X Y and Z in the reaction are

Cr_(2)O_(7)^(2-)overset(H^(+))rarrCr^(3+) , Eq. wt. of Cr_(2)O_(7)^(2-) is :-

NARAYNA-13TH GROUP ELEMENTS-Single Answer Type Questions
  1. H(3)BO(3) dissolves in liquid HF due to formation of compound X. The h...

    Text Solution

    |

  2. 3B(2)H(6) + 6NH(3) rar 3X overset("heat')rar 2Y + 12H(2). Number of ...

    Text Solution

    |

  3. Na(2)B(4)O(7).10H(2)Ooverset("Heat")rarrX + NaBO(2) + H(2)O, X + Cr(2)...

    Text Solution

    |

  4. Borax is actually made of two tetrahedral and tetrahedral and two tria...

    Text Solution

    |

  5. 2Al + N(2) rarr X overset(H(2)O)rarrY+Zuarr Correct statement regard...

    Text Solution

    |

  6. In which of the following compounds B-F bond length is shortest?

    Text Solution

    |

  7. Which of the following is correct regarding the hydrolysis of BX(3) (X...

    Text Solution

    |

  8. Correct statement about Al(BH(4))(3) is :

    Text Solution

    |

  9. In which of compounds octet is complete and incomplete for all atoms:...

    Text Solution

    |

  10. 'H', 'M' and 'Q' are the aq chlorides of the element 'X', 'Y' and 'Z' ...

    Text Solution

    |

  11. Borax is used as buffer since :

    Text Solution

    |

  12. H(3)BO(3)(s) + aq. NaOH overset(Delta)rarr(X), H(3)BO(3)(s) + "molte...

    Text Solution

    |

  13. Amphoteric oxide (X) + 3C + Cl(2) rarr Poisonous gas+ anhydrous chlo...

    Text Solution

    |

  14. Which of a solution of sodium hydroxide is addeed in excess to the sol...

    Text Solution

    |

  15. Which of the following reaction is incorrect?

    Text Solution

    |

  16. Select the incorrect statement about the boron

    Text Solution

    |

  17. Aqueous solution of borax reacts with two mol of acids. This is becaus...

    Text Solution

    |

  18. A compound of boron X reacts at 200^(@)C temperature with NH(3) to giv...

    Text Solution

    |

  19. NaBH(4) + I(2) rarr X uarr + Y uarr + 2Nal X + C(2)H(5)OH rarr Y ua...

    Text Solution

    |

  20. B(2)H(6)+NH(3)underset("heating")overset("slowly")toXoverset(Delta)toY...

    Text Solution

    |