Home
Class 12
CHEMISTRY
Solution of a salt in dilute H2 SO4 prod...

Solution of a salt in dilute `H_2 SO_4` produces deep blue colour with starch iodine solution. The salt contains

A

`Br^(-)`

B

`I^(-)`

C

`NO_(3)^(-)`

D

`NO_(2)`

Text Solution

Verified by Experts

Nitrite ion liberates `I_(2)` from potasium iodide turning starch blue.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PRINCIPLES RELATED TO PRACTICAL CHEMISTRY

    DINESH PUBLICATION|Exercise RQ|151 Videos

  • PRINCIPLES RELATED TO PRACTICAL CHEMISTRY

    DINESH PUBLICATION|Exercise Selected straight objective|24 Videos

  • POLYMERS

    DINESH PUBLICATION|Exercise Matrix|5 Videos

  • PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND

    DINESH PUBLICATION|Exercise Ultimate Preparatory Package|15 Videos

Similar Questions

Explore conceptually related problems

Diphenylamine reagent gives a deep blue colour with a solution. It contains

The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be

Knowledge Check

  • Solution of a salt in dil H_(2)SO_(4) produces deep blue colour with starch iodide solution .The salt contains

    A
    `Br^(Theta)`
    B
    `I^(Theta)`
    C
    `NO_(2)^(Theta)`
    D
    `NO_(3)^(Theta)`

  • Solution of a salt in dilute H_(2)SO_(4) or acetic and produces deep blue colour with starch iodide solution. The salt contains :

    A
    `Br^(-)`
    B
    `I^(-)`
    C
    `Cl^(-)`
    D
    `NO_(2)^(-)`

  • Solution of a salt in dilute H_(2)SO_(4) or acetic acid produces deep blue colour with starch iodide solution.The salt contains:

    A
    `Br^(-)`
    B
    `I^(-)`
    C
    `NO_(3)^(-)`
    D
    `NO_(2)^(-)`

    • Similar Questions

    Explore conceptually related problems

    A solution of a salt in concentrated sulphuric acid H_(2)SO_(4) acid produced a deep blue colour with starch iodide solution.The salt may be

    Diphenylamine reagent gives a deep blue colour with a solution. It contains

    A solution of a salt in water on addition of dilute HCL gives a white ppt. solution in hot water. The salt contains:

    Consider the following statements : S_(1) : A metal chloride on heating with an aqueous solution of K_(2)Cr_(2)O_(7) and concentral H_(2)SO_(4) produces deep red vapours. S_(2) : Lead nitrate dissolved in water responds to brown ring test. S_(3) : Deep red solution of ferric acetate on boiling with water turns to brownishred solution. S_(4) : NaNO_(2) solution acidified with acetic acid produces blue colour with iodide solution and starch paste of these.

    Consider the following statements and arrange in the order of true/false as given in the codes. S_1 :Ammonia chloride on heating with an aqueous solution of K_2Cr_2O_7 and concentrated H_2SO_4 produces deep red vapours. S_2 :Deep red solution of ferric acetate on boiling with water turns to a brownish red solution. S_3 : NaNO_2 solution acidified with acetic acid produces blue colour with a starch paste contaminated , with iodide ion.

    Home
    Profile