Home
Class 12
CHEMISTRY
A 250.0 mL sample of a 0.20M Cr^(3+) is ...

A 250.0 mL sample of a 0.20M `Cr^(3+)` is electrolysed with a current of 96.5 A. If the remaining `[Cr^(3+)]` is 0.1 M, the duration of process is:

A

75 sec

B

150 sec

C

225 sec

D

25 sec

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NTA JEE MOCK TEST 82

    NTA MOCK TESTS|Exercise CHEMISTRY|25 Videos

  • NTA JEE MOCK TEST 84

    NTA MOCK TESTS|Exercise CHEMISTRY|25 Videos

Similar Questions

Explore conceptually related problems

A 500mL sample of a 0.1M Cr^(3+) is electrolyzed with a current of 96.5A . If the remaining [Cr^(3+)] is 0.04M then the duration of process is:-

A 20.0 mL sample of a 0.20 M solution of the weak diprotic acid H_(2)A is titrated with 0.250 M NaOH. The concentration of solution at the second equivalent point is:

20 mL of 0.5 M HCl is mixed with 30 mL of 0.3 M HCl, the molarity of the resulting solution is :

1.0 L of 0.1 M aqueous solution of KCI is electrolysed A current of 96.50 mA is passed through the solutoin for 10 hour which is /are correct ? (assume volume of soluto remains constant during electrolysis)

A 25.0 mL sample of 0.15 M silver nitrate, AgNO_(3) , is reacted with a 3.58g sample of calcium chloride, CaCl_(2) (M=111.0). Which of the following statements is true?

A 25.0 mL. sample of 010 M HCl is titrated with 0.10 M NaOH. What is the pH of the solution at the points where 24.9 and 25.1 mL of NaOH have been added?

NTA MOCK TESTS-NTA JEE MOCK TEST 83-CHEMISTRY
  1. Ten moles of an ideal gas are filled in a closed vessel. The vessel ha...

    Text Solution

    |

  2. Which of the following is not a resonance structure of the other?

    Text Solution

    |

  3. Nitrogen dioxide can not be obtained from

    Text Solution

    |

  4. The S-S bond energy is if DeltaH(f)^(@)(E(t)-S-E(t))=-147kJ//mol,Delta...

    Text Solution

    |

  5. The major product in the reaction is

    Text Solution

    |

  6. BX(3)+NH(3) overset(B.T.) to BX(3) *NH(3)+Heat of adduct formation (De...

    Text Solution

    |

  7. A 250.0 mL sample of a 0.20M Cr^(3+) is electrolysed with a current of...

    Text Solution

    |

  8. Which of the following is least reactive towards S(N)1?

    Text Solution

    |

  9. For a second order reaction, 2Ararr Products, a plot of log t(1//2) v...

    Text Solution

    |

  10. Consider the following metallurgical processes: (I) Heating impure m...

    Text Solution

    |

  11. (A) overset(HCI+ZnCI(2))larr Me(3)C-CH(2)OH overset(SOCI(2))underset(P...

    Text Solution

    |

  12. The silicate anion in the mineral kinoite is a chain of three SiO(4) t...

    Text Solution

    |

  13. The compound (X) is

    Text Solution

    |

  14. What will be the pH of a solution formed by mixing 40cm^(2) of 0.1 M H...

    Text Solution

    |

  15. Which of the following compounds is likely to be a product Y in this c...

    Text Solution

    |

  16. One of the monomer of Nylon 6, 6 is an acid. How many -COOH groups are...

    Text Solution

    |

  17. How many chiral C - atoms are present in Cimetidine.

    Text Solution

    |

  18. If the highest oxidation states shown by any Lanthanide and any Actini...

    Text Solution

    |

  19. How many of these properties are intensive here Temperature, Refractiv...

    Text Solution

    |

  20. How many acidic hydrogen atoms are present in this compound

    Text Solution

    |