Home
Class 12
CHEMISTRY
72.5g of phenol is dissolved in 1kg of a...

`72.5g` of phenol is dissolved in 1kg of a solvent `(k_(f) = 14)` which leads to dimerization of phenol and freezing point is lowered by 7 kelvin. What percent of total phenol is present in dimeric form?

Text Solution

Verified by Experts

The correct Answer is:
35% phenol is present in dimeric form
Promotional Banner

Topper's Solved these Questions

  • LIQUID SOLUTION

    MOTION|Exercise EXERCISE-4 (Level-I) PREVIOUS YEAR JEE MAIN|30 Videos
  • ISOMERISM

    MOTION|Exercise Exercise 4|26 Videos
  • METALLURGY

    MOTION|Exercise EXERCISE 4 (LEVEL - II)|17 Videos

Similar Questions

Explore conceptually related problems

72.5g of phenol is dissolved in 1 kg of a solvent (K_(f)=14) which leads to dimerization of phenol and freezinfg point is lowered by 7 kelvin. What percentage of toal phenol is present in dimeric form?

75.2 g of C_(6)H_(5)OH (phenol) is dissolved in a solvent of K_(f) = 14 . If the depression in freezing point is 7K , then find the percentage of phenol that dimerises.

In an experiment, 72.5 g of C_(6)H_(5)OH (phenol) is dissolved in a solvent of K_(f)=14 . If the depression in freezing point is 7 K , find the percentage of phenol that dimerizes.

75.2 g of C_(6)H_(5)OH (phenol) is dissolved in 1 kg of solvent of k_(f)= 14 K "molality"^(-1) . If depression in freezing point is 7 K . Calculate % of phenol that dimerises.

1575.2 g of C_(6)H_(5)OH (phenol) is dissolved in 960 g of a solvent of solvent of K_(f)=14 K kg mol^(-1) . If the depression in freezing point is 7 K , then find the percentage of phenol that dimerizes.

A hypothetical solute AB is 50% dissociated at freezing point and 80% dissociated at boiling point of solution.If 2 mole of solute is dissolved in 500 g solvent and the difference in boiling point and freezing point of solvent is 100K then calculate the difference in boiling point and freezing point of solution. [Given K_(b)= 0.5Kkgmol^(-1) K_(f)=2.0Kkgmol^(-1) ]

0.48 g of a substance is dissolved in 10.6 g of C_(6)H_(6) .The freezing point of benzene is lowered by 108^(@)C . What will be the mol.wt. of the ( K_(f) for benzene = 5 )

When 20g of naphtholic acid (C_(11)H_(8)O_(2)) is dissolved in 50g of benzene (K_(f) = 1.72 K kg mol^(-1)) a freezing point depression of 2K is observed. The van'f Hoff factor (i) is

MOTION-LIQUID SOLUTION-EXERCISE-4 (Level-II) PREVIOUS YEAR JEE ADVANCED
  1. 1.22 g of benzoic acid is dissolved in (i) 100g acetone (K(b) for acet...

    Text Solution

    |

  2. The elevation in boiling point, when 13.44 g of freshly prepared CuCI(...

    Text Solution

    |

  3. 72.5g of phenol is dissolved in 1kg of a solvent (k(f) = 14) which lea...

    Text Solution

    |

  4. When 20 g of naphthoic acid (C(11)H(8)O(2)) is dissolved in 50 g of be...

    Text Solution

    |

  5. The freezing point of the solution M is

    Text Solution

    |

  6. The vapour pressure of the solution M is

    Text Solution

    |

  7. Water is added to the solution M such that the mole fraction of water ...

    Text Solution

    |

  8. The Henry's law constant for the solubility of N(2) gas in water at 29...

    Text Solution

    |

  9. The freezing point (in .^(@)C) of a solution containing 0.1g of K(3)[F...

    Text Solution

    |

  10. For a dilute solution containing 2.5 g of a non-volatile non-electroly...

    Text Solution

    |

  11. Benzene and naphthalene form an ideal solution at room temperature. Fo...

    Text Solution

    |

  12. MX(2) dissociates into M^(2+) and X^(ө) ion in an aqueous solution, wi...

    Text Solution

    |

  13. A compound H(2)X with molar weigth of 80g is dissolved in a solvent ha...

    Text Solution

    |

  14. If the freezing point of a 0.01 molal aqueous solution of a cobalt (II...

    Text Solution

    |

  15. Mixture (s) showing positive deviation from Raoult's law at 35^(@)C is...

    Text Solution

    |

  16. For a solution formed by mixing liquids L and M, the vapour pressure o...

    Text Solution

    |

  17. Pure water freezes at 273 K and 1 bar. The addition of 34.5 g of ethan...

    Text Solution

    |

  18. The plot given below shows P -T curves (where P is the pressure and T ...

    Text Solution

    |

  19. Liquids A and B form ideal solution over the entire range of compositi...

    Text Solution

    |