Home
Class 12
CHEMISTRY
Assertion : 0.20 M solution of NaCN is m...

Assertion : `0.20 M` solution of `NaCN` is more than basic than `0.20 M` solution of `NaF`.
Reason : `K_(a)` of `HCN` is very much less than that of `HF`.

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-6

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1.

C

Statement-1 is True, Statement-2 is False

D

Statement-1 and Statement-2 is True

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • HYDROGEN AND ITS COMPOUNDS

    GRB PUBLICATION|Exercise Subjective type|8 Videos

  • LIQUID SOLUTIONS

    GRB PUBLICATION|Exercise 11|12 Videos

Similar Questions

Explore conceptually related problems

Statement-1 : 0.20 M solution of NaCN is more basic than 0.20 M solution of NaF. Statement-2 :0.20 M solution of NaCN is more basic than 0.20 M solution of CH_3COONa

Assertion (A): Vapour pressure of 0.5 M sugar solution is more than 0.5 M KCl solution.

Assertion (A): 0.1 M solution of glucose has same increment in freezing point than has 0.1 M solution of urea. Reason (R ): K_(f) for both has different value.

A 0.1 M solution of which salt will have a pH less than 7 ?

Assertion (A): 0.1 M solution of NaCl has greater osmotic pressure than 0.1 M solution of glucose at same temperature. Reason (R ): In solution, NaCl dissociates to produce more number of particles.

The pH of solution is 9 . It is "………" times more basic than a solution with pH = 6

Assertion (A): 0.1 M solution of KCl has great osmotic pressure than 0.1 M solution of glucose at same temperature. Reason (R): In solution KCl dissociates to produce more number of particles.

GRB PUBLICATION-IONIC EQUILIBRIUM-All Questions
  1. Assertion : Acids that have more than one proton that can be donated t...

    Text Solution

    |

  2. Assertion : 0.20 M solution of NaCN is more than basic than 0.20 M sol...

    Text Solution

    |

  3. Assertion : 0.20 M solution of NaCN is more than basic than 0.20 M sol...

    Text Solution

    |

  4. Assertion : Addition of HCl(aq) to HCOOH(aq) decreases the ionization ...

    Text Solution

    |

  5. Assertion : pH of 10^(-7) M HCl is less than 7 at 25^(@)C. Reason : ...

    Text Solution

    |

  6. Statement-1: pH value of acidic buffer solution changes , If buffer so...

    Text Solution

    |

  7. Assertion : In a titration of weak monoprotic acid with strong base, t...

    Text Solution

    |

  8. Assertion : Solubility of AgCl in NH(3)(aq) is greater than in pure wa...

    Text Solution

    |

  9. Statement-1: NaCl cannot be hydrolysed. Statement-2: It is a salt o...

    Text Solution

    |

  10. Statement : The dissociation constants of polyrotic acid are in the or...

    Text Solution

    |

  11. Statement: All strong acids in water show almost almost same acidic na...

    Text Solution

    |

  12. Statement: Hydrolysis of salt is an exothermic phenomenon. Explanati...

    Text Solution

    |

  13. Statement: The pH of an aqueous solution of acetic acid remains unchan...

    Text Solution

    |

  14. Statement: In an acid-basic titration involving a strong base and a we...

    Text Solution

    |

  15. Statement: A micture of the solution of a weak acid and its conjugates...

    Text Solution

    |

  16. Statement-1: 10^(-4) M HCl solution is "more acidic" compared to 1M HC...

    Text Solution

    |

  17. Statement-1: Phenophalein does not show any colour change during the t...

    Text Solution

    |

  18. Statement-1: Aqueous solution of ammonium carbonate is basic. Statem...

    Text Solution

    |

  19. For which of the following solution must we consider the ionisation of...

    Text Solution

    |

  20. Which of the following increases with dilute at a given temperature?

    Text Solution

    |