You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Finkelstein Reaction

When dimethyl...

Question

When dimethyl glyoxime solution is added to an aqueous solution of nickel (II) chloride followed by ammonium hydroxide, then which of the following statements are incorrect ?

No precipitate is obtained

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

A blue colored ppt. is obtained

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

A rosy red colored ppt. is obtained

No worries! We‘ve got your back. Try BYJU‘S free classes today!

A black colored ppt. is obtained

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct options are
A No precipitate is obtained
B A blue colored ppt. is obtained
D A black colored ppt. is obtained
$N i^{2 +}$ in presence of ammonia gives a rosy red precipitate of bis(dimethylgyoximato) nickle (II).

Suggest Corrections

Similar questions

Q. A metal chloride

(X)

shows the following reactions:
(i) When

H_{2} S

is passed in an acidified aqueous solution of

(X)

a black ppt. is obtained.
(ii) the precipitate obtained in step (i) is not soluble in yellow ammonium sulphide.
(iii) when a solution of stannous chloride is added to an aqueous solution of

(X)

, a white precipitate is obtained which turns grey on addition of more of stannous chloride.
(iv) when an aqueous solution of

K l

is added to an aqueous solution of

(X)

, a red precipitate is obtained which dissolves on addition of excess of

K l

.
Identify

(X)

Q. When dimethyl glyoxime solution is added to an aqueous solution of nickel chloride in presence of ammonium hydroxide :

Q. When

N a_{2} H P O_{4} + N H_{4} O H

is added to white

M g (N O_{3})_{2}

solution, white ppt. is obtained on heating this precipitate. Which of the following is observed?

Q. An aqueous solution of a gas (X) shows the following reactions :
(i) It turns red litmus blue
(ii) When added in excess to a copper sulphate solution, a deep blue colour is obtained.
(iii) On addition to a ferric chloride solution, a brown precipitate, soluble in dilute nitric acid, is obtained.

Identify (X).

To an aqueous solution of $A g N o_{3}$ some NaOH (aq) is added, till a brown ppt. is obtained. To this $H_{2} O_{2}$ is added dropwise. The ppt. turns black with the evolution of $O_{2}$ . The black ppt. is

Join BYJU'S Learning Program

When dimethyl glyoxime solution is added to an aqueous solution of nickel (II) chloride followed by ammonium hydroxide, then which of the following statements are incorrect ?

The correct options are A No precipitate is obtained B A blue colored ppt. is obtained D A black colored ppt. is obtainedNi2+ in presence of ammonia gives a rosy red precipitate of bis(dimethylgyoximato) nickle (II).

The correct options are
A No precipitate is obtained
B A blue colored ppt. is obtained
D A black colored ppt. is obtained
$N i^{2 +}$ in presence of ammonia gives a rosy red precipitate of bis(dimethylgyoximato) nickle (II).