Home
Class 12
CHEMISTRY
Approximate PH of 0.10 M aqueous H2S sol...

Approximate PH of 0.10 M aqueous `H_2S` solution having `K_1` and `K_2` for `H_2S` at `25^@C` are `10^(-7) and `10^(-13)` respectively is :

A

4

B

5

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    MBD PUBLICATION|Exercise QUESTION BANK|299 Videos

  • GENERAL PRINCIPLES OF ISOLATION OF ELEMENTS

    MBD PUBLICATION|Exercise QUESTION BANK|564 Videos

Similar Questions

Explore conceptually related problems

The pH of 10 M HCl aqueous solution is:

In an aqueous solution, hydrogen ( H_2 ) will not reduce:

In aqueous solution, H_2 does not reduce:

The rate constants' k_2 and k_2 for two different reactions are 10^(16) e^(-2000// T) and 10^(15)e^( - 1000// T) , respectively, The temperature at which k_1 is equal to k_2 is

Conductivity of two electrolyte solutions A and B each having a concentration of 0.1 M are 8.5 xx 10^(-2) S cm^(-1) and 4.1 xx 10^(-4) S cm^(-1) , respectively. Which of the two offers less resistance to the flow of current ?

Calculate The ratio of [Ag(S_(2)O_(3))_(2)]^(3-)and[Ag^(+)] in 0.1 M S_(2)O_(3)^(2-) solution. Given that the stability / formation constants (K_(f)) for [Ag(NH_(3))_(2)]^(2+)and[Ag(S_(2)O_(3))_(2)]^(3-) are 1.7xx10^(7)and1.0xx10^(13) respectively.

Calculate PH Of 0.01 M acetic acid . K_a = 1.8 xx 10^-5 at 298 K.

Calculate the PH of 0.01 M aqueous solution of NH_4CN . Given dissociation constants Of HCN is 6.2×10 −10 and of NH_3 is 1.6×10 −5

What is the pH of a 1 M CH_3COONa solution? K_2 of acetic acid = 1.8 xx 10^-5 and K_w = 10^-14 mol^2 litre^-2:

MBD PUBLICATION-EQUILIBRIUM-QUESTION BANK
  1. 18 ml of mixture of acetic acid and sodium acetate required 6 ml of 0....

    Text Solution

    |

  2. A certain ion B^- has an Arhenius constant of basic character (equ. Co...

    Text Solution

    |

  3. Acetic acid and propionic acid have Ka value 1.75xx10^(-5) and 1.3xx10...

    Text Solution

    |

  4. The ionisation constant of NH4^+ in water is 5.6xx10^(-10) at 25^@C th...

    Text Solution

    |

  5. If PKbfor fluoride ion at 25^@C is 10.83. predict the ionisation const...

    Text Solution

    |

  6. Approximate PH of 0.10 M aqueous H2S solution having K1 and K2 for H2S...

    Text Solution

    |

  7. Which of the following species is more soluble in water ?

    Text Solution

    |

  8. The self ionisation constant for pure formic acid K=[HCOOH2^+][HCOO^-]...

    Text Solution

    |

  9. Liquid ammonia ionises to a slight extent. At -50^@C its self ionisati...

    Text Solution

    |

  10. What is the concentration of fluoracetic acid (Ka of acid = 2.6xx10^(...

    Text Solution

    |

  11. What molar concentration of NH3 provides a [OH^-] OF 1.5xx10^(-3) ? (K...

    Text Solution

    |

  12. 1 ml of 0.1 N Hcl is added to 999 ml solution of NaCl . The PH of the ...

    Text Solution

    |

  13. What is the volume of water needed to dissolve 1 g of BaSO4 (Ksp=1.1xx...

    Text Solution

    |

  14. The solubility of BaSO4 in water is 0.00233 g per litre at 30^@C . The...

    Text Solution

    |

  15. Formic acid is 4.6% dissociated in a 0.1 N solution at 20^@C . The ion...

    Text Solution

    |

  16. The dissociation constants of two acid HA1 and HA2 are 2.9xx10^(-4) an...

    Text Solution

    |

  17. In the hydrolytic equilibrium A^- + H2O hArr HA + OH^- Ka = 1.0 xx...

    Text Solution

    |

  18. For preparing a buffer solution of pH 6 BY mixing sodium acetate and a...

    Text Solution

    |

  19. At 20^@C the [Ag^+] in a saturated solution of Ag2CrO4 is 1.5xx10^(-4...

    Text Solution

    |

  20. Let the solubilities of AgCl in H2O 0.01 M CaCl2 0.01 M NaCl and 0.05 ...

    Text Solution

    |