Home
Class 12
CHEMISTRY
Select the correct statements:...

Select the correct statements:

A

pH of `NaHCO_3` solution can be given by `(pK_(H_2CO_3))+(pK_(HCO_3^(-)))/2`

B

`Al^(3+)` ion is amphoteric

C

`K_(SP)` values of metal nitrates are very-very high

D

`Na^+(aq)` is conjugate acid of NaOH(aq)

Text Solution

Verified by Experts

The correct Answer is:
A,C,D
It is factual
Promotional Banner

Topper's Solved these Questions

  • QUALITATIVE ANALYSIS PART 1

    RESONANCE|Exercise A.L.P|39 Videos

  • SOLID STATE

    RESONANCE|Exercise PHYSICAL CHEMITRY (SOLID STATE)|45 Videos
RESONANCE-RANK BOOSTER-All Questions
  1. A buffer solution is made by mixing a weak acid HA (K(a) =10^(-6)) wit...

    Text Solution

    |

  2. Which of the following solutions when added to 1L of a 0.1 M CH3COOH o...

    Text Solution

    |

  3. Select the correct statements:

    Text Solution

    |

  4. Buffer soution'A' of a weak monoprotic acid and it's sodium salt in co...

    Text Solution

    |

  5. Statement-1 : 0.20 M solution of NaCN is more basic than 0.20 M soluti...

    Text Solution

    |

  6. Assertion : A substance that can either act as an acid a base is calle...

    Text Solution

    |

  7. Consider a solution of CH3COONH4 which is a salt weak acid and weak ba...

    Text Solution

    |

  8. Consider a solution of CH3COONH4 which is a salt weak acid and weak ba...

    Text Solution

    |

  9. Consider a solution of CH3COONH4 which is a salt weak acid and weak ba...

    Text Solution

    |

  10. [H^(+)] concentration in 0.01 M H2O2 solution (K(a(1))=3xx10^(-12) and...

    Text Solution

    |

  11. Calculate the hydrogen ion concentration ("in mol"//dm^3) in a solutio...

    Text Solution

    |

  12. The vapour pressure of the solution of two liquids A(P^@=80mm)and B(P^...

    Text Solution

    |

  13. Osomotic pressure [in atm] of a 0.1 M solution of K4[Fe(CN)6], which u...

    Text Solution

    |

  14. Which of the following has been arranged in order of decreasing freezi...

    Text Solution

    |

  15. A solution of x moles of sucrose in 100grams of water freeze at -0.2^(...

    Text Solution

    |

  16. Available solutions are 1L of 0.1 M NaCl and 2L of 0.2 M CaCl2.Using o...

    Text Solution

    |

  17. Consider equimolal aqueous solutions of NaHSO(4) and NaCl with DeltaT(...

    Text Solution

    |

  18. A solute S undergoes a reversible trimerization when dissolved in a ce...

    Text Solution

    |

  19. For a solution of 0.89 g of mercurous chloride in 50 g of HgCl(2)(l) ...

    Text Solution

    |

  20. Which of following statements are incorrect about Henry's law ?

    Text Solution

    |