Home
Class 12
CHEMISTRY
pH of 0.01 M HCOONH4 aq solution change...

pH of 0.01 M `HCOONH_4` aq solution changes

A

On increasing dilution

B

On decreasing dilution

C

On addimg NaCl in small amount

D

On increasing temperature

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Calculate pH of 0.01 M HCI solution.

The pH of 0.01M HCN solution for which pK_(a) is 4 is

An aqueous solution of 0.01 M CH_(3) COOH has van't Hoff factor 1.01 . If pH = - "log"[H^(+)] , pH of 0.01 M CH_(3)COOH solution would be :

The pH of 0.01MNaOH_((aq)) solution will be

pK_(b) of NH_(3) is 4.74. The pH when 100 mL of 0.01 M NH_(3) solution is 50% neutralised by 0.01 M HCl is

A : pH of 0.1 M HCI solution is less than 0.1 M HCN solution R : In equimolar solutions , the number of ionisable H^+ present in HCI is less than present in HCN solution .

AAKASH INSTITUTE-TEST 5-EXAMPLE
  1. pH at which dissociation of pure water at 100°C is maximum(KN=1.0×10^-...

    Text Solution

    |

  2. For the given reaction. 2A(s) +B(g) hArrC(g)+2D(s) +E(s) the degre...

    Text Solution

    |

  3. pH of 0.01 M HCOONH4 aq solution changes

    Text Solution

    |

  4. 4 g of an ideal gass (Vapour dencity=20) is taken in a bulb of 10 dm^3...

    Text Solution

    |

  5. Which of the following does not affect surface tension of liquid?

    Text Solution

    |

  6. Assuming air as an ideal gas, what will be its effective molecular wei...

    Text Solution

    |

  7. Which of the following salt will give lowest pH in water?

    Text Solution

    |

  8. A 4 : 1 mixture of helium and methane is confined in a vessel at 10 ba...

    Text Solution

    |

  9. The correct increasing order of van der Waals constant for the follow...

    Text Solution

    |

  10. On adding NH4HS in following equilibrium NH4HS(s) leftrightarrow NH3(g...

    Text Solution

    |

  11. If the rate constant of forward reaction is triple of rate constant of...

    Text Solution

    |

  12. pH of a solution is obtained by mixing equal volume of two solutions o...

    Text Solution

    |

  13. The pH of the solution obtained by mixing 250ml,0.2 M CH3COOH and 200 ...

    Text Solution

    |

  14. At 300K,the value of (Kc/Kp) will be lowest for

    Text Solution

    |

  15. Solubility of Al(OH)3 in decimolar KOH solution (K(sp) of Al(OH)3=1....

    Text Solution

    |

  16. The van der Waals equation for one mole of real gas st low pressure is

    Text Solution

    |

  17. Which of the following is an acidic buffer?

    Text Solution

    |

  18. pH of 0.05 aqueous solution of weak acid HA(Ka=4×10^(-4)) is

    Text Solution

    |

  19. Which of the following set has DeltafH°=0?

    Text Solution

    |

  20. At a certain temperature , only 50% HI is dissociated at equilibrium i...

    Text Solution

    |