Home
Class 12
CHEMISTRY
A salt solution reacts with some drops o...

A salt solution reacts with some drops of chloroform and the mixture is shaken with chlorine water. The chloroform layer becomes violet. Salt solution contains.

A

`NO_(2)^(-)` ion

B

`NO_(3)^(-)` ion

C

`Br^(-)`ion

D

`I^(-)`ion

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • HALOALKANES & HALOARENES

    VMC MODULES ENGLISH|Exercise EFFICIENT|100 Videos

  • ENVIRONMENTAL CHEMISTRY

    VMC MODULES ENGLISH|Exercise JEE Main (Archive)|39 Videos

  • HALOALKANES AND HALOARENES

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE - F|6 Videos

Similar Questions

Explore conceptually related problems

Few drops of salt solution are shaken with chloroform followed by chlorine water. Chloroform layer becomes orange. Solution contains:

When an aqueous solution of a colourless mixture of two salts is treated with a drop of chlorine water, the solution becomes brown. Some chloroform is added to the brown solution and the resulting mixture is shaken wel. The chloroform layer becomes violet. (ii) When chlorine water is again added dropwise to the above mixture, the chloroform layer becomes colourless. (iii) On being heated with solid K_(2)Cr_(2)O_(7) and concentrated H_(2)SO_(4) , the solid mixture gives vapours of a dark colour which form a yellow solution with aqueous NaOH. On acidification with acetic acid followed by treatment with lead acetate, the yellow solution gives a yellow precipitate. (iv) When boiled with an NaOH solution, the mixture gives a gas that produces thick white fumes with HCl vapours and turns nessler's reagent brown. the mixture does not respond to any other test for cations. (v) The mixture, on being heated, gets completely sublimed. Q. Which of the following reactions takes place in (ii) ?

When an aqueous solution of a colourless mixture of two salts is treated with a drop of chlorine water, the solution becomes brown. Some chloroform is added to the brown solution and the resulting mixture is shaken wel. The chloroform layer becomes violet. (ii) When chlorine water is again added dropwise to the above mixture, the chloroform layer becomes colourless. (iii) On being heated with solid K_(2)Cr_(2)O_(7) and concentrated H_(2)SO_(4) , the solid mixture gives vapours of a dark colour which form a yellow solution with aqueous NaOH. On acidification with acetic acid followed by treatment with lead acetate, the yellow solution gives a yellow precipitate. (iv) When boiled with an NaOH solution, the mixture gives a gas that produces thick white fumes with HCl vapours and turns nessler's reagent brown. the mixture does not respond to any other test for cations. (v) The mixture, on being heated, gets completely sublimed. Q. The brown solutin obtained in (i) is due to:

When chlorine water is added to an aqueous solution of potassium halide in the presence of chloroform, a colour is developed but on adding more of chlorine water the colour disappears, and a colourless solution is obtained.This test confirms the presence of the following in aqueous solution.

A solution reacts with crushed egg-shells to give a gas that turns lime-water milky. The solution contains

A violet colour is obtained on adding Cl_(2) water in solution of potassium halide in presence of chloroform and on adding excess of Cl_(2) water, violet colour disappears and colourless solution appears. The test shows the presence of

When chlorine water is added to an aqueous solution of sodium iodide in the presence of chloroform, a violet colouration is obtained. On adding more of chlorine water and vigorous shakinh, the violet colour disappear. This shows the conversion of …….. into .......

In chloroform layer test, chlorine water acts as an oxidising agent.True/False

When chlorine (Cl_(2)) water in excess is added to a salt solution containing chloroform, chloroform layer turns pale yellow.Salt contains:

When non-ideal solution was prepared by mixing 30 mL chloroform and 50 mL acetone. The volume of mixture will be

VMC MODULES ENGLISH-HALOALKANES & HALOARENES -IMPECCABLE
  1. When CH(3)CH(2) CHCl(2) is treated with "NaNH"(2) , the product formed...

    Text Solution

    |

  2. Which of the following is Swart’s reaction?

    Text Solution

    |

  3. A salt solution reacts with some drops of chloroform and the mixture i...

    Text Solution

    |

  4. A compound (A) is formed by the reaction of ethylene with bromine whic...

    Text Solution

    |

  5. The product obtained by the reaction of silver propanoate with bromine...

    Text Solution

    |

  6. Among the following the molecules with the highest dipole moment is

    Text Solution

    |

  7. At higher temperature, iodoform reaction is given by:

    Text Solution

    |

  8. Iodoform test is not given by:

    Text Solution

    |

  9. In the laboratory, chloroform is prepared by which of the following me...

    Text Solution

    |

  10. What is the final product of the following reaction? CH(3) CH = CH(...

    Text Solution

    |

  11. 1,2 di-bromo cyclohexane on dehydro halogenation give:-

    Text Solution

    |

  12. Wurtz reaction of methyl iodide yields an organic compound X. Which on...

    Text Solution

    |

  13. In the reaction C(2)H(5)MgBr +

    Text Solution

    |

  14. Which one will give positive iodoform test?

    Text Solution

    |

  15. War gas is formed from:

    Text Solution

    |

  16. C(2) H(5) Cl + KCN rarr "X " overset("Hydroysis")(rarr) Y, 'X' and 'Y'...

    Text Solution

    |

  17. Iodoform is formed on warming I2 and NaOH with:

    Text Solution

    |

  18. Carbon-halogen bond is strongest among the following:

    Text Solution

    |

  19. Compound A has a molecular formula C(2)Cl(3)OH. It reduces Fehling's s...

    Text Solution

    |

  20. For a given alkyl group the densities of the halides follow the order:

    Text Solution

    |