Home
Class 11
CHEMISTRY
The sodium extract of an organic compoun...

The sodium extract of an organic compound on treatment with `FeSO_(4)` solution, `FeCl_(3)` and `HCl` gives red solution. The red colour of

A

`Fe(CN)_(3)`

B

`K_(4)[Fe(CN)_(6)]_(3)`

C

`Fe(CNS)_(3)`

D

`Fe_(2)S`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • STRUCTURAL IDENTIFICATION & PRACTICAL ORGANIC CHEMISTRY

    RESONANCE ENGLISH|Exercise Part-II INTEGER|8 Videos

  • STRUCTURAL IDENTIFICATION & PRACTICAL ORGANIC CHEMISTRY

    RESONANCE ENGLISH|Exercise Comprehension|4 Videos

  • STRUCTURAL IDENTIFICATION & PRACTICAL ORGANIC CHEMISTRY

    RESONANCE ENGLISH|Exercise Part-III Match the column|1 Videos

  • SOLID STATE

    RESONANCE ENGLISH|Exercise Part- IV|21 Videos

  • THERMODYNAMIC & THERMOCHEMISTRY

    RESONANCE ENGLISH|Exercise INORGANIC CHEMISTRY(P-Block Elements)|26 Videos

Similar Questions

Explore conceptually related problems

Sodium extract of an organic compound gives blood red colour with FeCl_3 . It contains

The sodium extract of an organic compound on acidified with acetic acid and addition of lead acetate solution gives a back precipitate. The organic compound contains :

Fe(OH)_(3) when treated with FeCl_(3) solution gives a reddish–brown solution. The process involved is:

Methyl orange gives red colour in

(i) An aqueous solution of a compound (A) is acidic towards litmus and (A) sublimes at about 300^(@)C . (ii) (A) on treatment with an excess of NH_(4)SCN gives a red coloured compound (B) and on treatment with a solution of K_(4)[Fe(CN)_(6)] gives a blue coloured compound (C). (iii) (A) on heating with excess of K_(2)Cr_(2)O_(7) in the presence of concentrated H_(2)SO_(4) evolves deep red vapours of (D). (iv) On passing the vapour of (D) into a solution of NaOH and then adding the solution of acetic acid and lead acetate, a yellow precipitate of compound (E) is obtained. Identify (A) to (E) and give chemical equations for the reactions.

(i) An aqueous solution of a compound (A) is acidic towards litmus and (A) sublimes at about 300^(@)C . (ii) (A) on treatment with an excess of NH_(4)SCN gives a red coloured compound (B) and on treatment with a solution of K_(4)[Fe(CN)_(6)] gives a blue coloured compound (C). (iii) (A) on heating with excess of K_(2)Cr_(2)O_(7) in the presence of concentrated H_(2)SO_(4) evolves deep red vapours of (D). (iv) On passing the vapour of (D) into a solution of NaOH and then adding the solution of acetic acid and lead acetate, a yellow precipitate of compound (E) is obtained. Identify (A) to (E) and give chemical equations for the reactions.

Neutral FeCl_(3) gives purple colour with

Which of the following compound gives red colour with iodine solution ?

Identify A to C. (a). An aqueous solution of a compoud (A) is acidic towards litmus and (A) is sublimed at about 300^@C . (b). (A) on treatment with an excess of NH_4CNC gives a red coloured compound (B) and on treatment with a solution of K_4Fe(CN)_6 gives a blue coloured compound (C).

(i) An aqueous solution of a compound A is acidic towards litmus and A sublimes at about 300^(@)C (ii) A solution of A, on treatment with an excess of NH_(4)SCN , gives a red compound, and on treatment with a solution of K_(4)[Fe(CN)_(6)] , gives a blue compound. (iii) The solid A, on being heated with an excess of K_(2)Cr_(2)O_(7) in the presence of concentrated H_(2)SO_(4) , evolves deep red vapours of D. (iv) On passing the vapours of D into a solution of NaOH and then adding the solution of acetic acid and lead acetate, a yellow precipitate of a compound E is obtained. Q. Can compound A be prepared in the anhydrous form by strongly heating its hydrated crystals?