Home
Class 12
CHEMISTRY
6xx10^(-3) mole K(2)Cr(2) C(7) reacts co...

`6xx10^(-3)` mole `K_(2)Cr_(2) C_(7)` reacts completely with `9xx10^(-3)` mole `X^(n+)` to give `XO_(3)^(-)` and `Cr^(3+)`. The value of `n` is `:`

A

1

B

3

C

2

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NEET MOCK TEST 21

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

  • NEET MOCK TEST 4

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

Similar Questions

Explore conceptually related problems

If 3^(6)xx9^(2)=3^(n)xx3^(2) , then value of n is

A sample weighing 2.198 g containing a mixture of AO and A_(2)O_(3) takes 0.015 "mole of" K_(2)Cr_(2)O_(7) to oxidise the sample completely to form AO_(4)^(-) and Cr^(3+) . If 0.0187 "mole of" AO_(4)^(-) is formed, what is at.wt . of A ?

An element A in a compound ABD has oxidation number A^(n-) . It is oxidised by Cr_(2)O_(7)^(2-) in acid medium. In the experiment 1.68xx10^(-3) moles of K_(2)Cr_(2)O_(7) were used for 3.26xx10^(-3) moles of ABD . The new oxidation number of A after oxidation is:

NTA MOCK TESTS-NEET MOCK TEST 3-CHEMISTRY
  1. Dissociation constants of CH(3)COOH and NH(4)OH are 1.8xx10^(5) each a...

    Text Solution

    |

  2. Which of the following metal is extracted by amalgamation process?

    Text Solution

    |

  3. The inactivation of a viral preparation in a chemical bath is found to...

    Text Solution

    |

  4. Consider the following standard electrode potentials (E^(@) in volts) ...

    Text Solution

    |

  5. Ph - C -= C-CH(3) overset(Hg^(2+)//H(2)SO(4)(aq)) to A The major pro...

    Text Solution

    |

  6. Molecular weight of an organic acid is given by:

    Text Solution

    |

  7. The molecular formula of diphenyl methane, How many structural i...

    Text Solution

    |

  8. 6xx10^(-3) mole K(2)Cr(2) C(7) reacts completely with 9xx10^(-3) mole ...

    Text Solution

    |

  9. Which of the following is an intensive property?

    Text Solution

    |

  10. At 80^(@)C the vapour pressure of pure liquid 'A' is 520 mm Hg and tha...

    Text Solution

    |

  11. The number of S-S bonds in sulphur trioxide trimer (S(3)O(9)) is

    Text Solution

    |

  12. If DeltaH(f)^(@) for H(2)O(2) and H(2)O are -188 kJ/mole and -286 kJ/m...

    Text Solution

    |

  13. For the reaction, SO(2)(g) + (1)/(2)O(2)(g)hArrSO(3) (g), If K(p) = K(...

    Text Solution

    |

  14. If H(2)SO(4) ionises as H(2)SO(4) + 2H(2)O to 2H(3)O^(+)+SO(4)^(2-), ...

    Text Solution

    |

  15. A micelle formed during the cleansing aciton of soap is

    Text Solution

    |

  16. You are given marbles of diameter 10mm. They are to be placed such tha...

    Text Solution

    |

  17. The equilibrium constant for the given reaction is approximately 10^(-...

    Text Solution

    |

  18. Which of the following would be the best (most reactive) nucleophile i...

    Text Solution

    |

  19. The value of Delta H for the reaction X(2)(g) +4Y(2)9(g) hArr 2XY (4)(...

    Text Solution

    |

  20. Which one of the following undergoes reaction with 50% sodium hydroxid...

    Text Solution

    |