MyQuestionIcon

1

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

Potassium Permanganate

A sodium salt...

Question

A sodium salt of an organic acid ‘X’ produces effervescence with conc. $H_{2} S O_{4}$ . ‘X’ reacts with the acidified aqueous $C a C l_{2}$ solution to give a white precipitate which decolourises an acidic solution of $K M n O_{4}$ . ‘X’ is:

A

H C O O N a

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

B

C H_{3} C O O N a

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

C

N a_{2} C_{2} O_{4}

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

D

C_{6} H_{5} C O O N a

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

Open in App

Solution

The correct option is C $N a_{2} C_{2} O_{4}$

Suggest Corrections

thumbs-up

1

Similar questions

Q. A sodium salt of an organic acid ‘X’ produces effervescence with conc.

H_{2} S O_{4}

. ‘X’ reacts with the acidified aqueous

C a C l_{2}

solution to give a white precipitate which decolourises an acidic solution of

K M n O_{4}

Q. A colorless salt gives white precipitate with

C a C l_{2}

solution. The salt also decolorizes acidified

M n O_{4}^{-}

with effervescence. On reaction with

H_{2} S O_{4}

, the salt gives a colourless gaseous mixture containing :

Q. An aqueous solution of a compound

X

shows the following reactions.
(i) It decolourises an acidified

K M n O_{4}

solution accompanied by the evolution of oxygen.
(ii) It liberates iodine from an acidified potassium iodine solution.
(iii) It gives a brown precipitate with alkaline

K M n O_{4}

solution with the evolution of oxygen.
(iv) It removes black stains from old oil paintings.
Identify

X

.

Q. An amorphous solid (X) burns in air to form a gas (Y) which turns lime water milky. This gas decolourises aqueous solution of acidified

K M n O_{4}

. Gas (Y) reacts with oxygen to give another gas (Z) which is responsible for acid rain. X, Y, and Z are:

An aqueous blue coloured solution of a transition metal nitrate reacts with

H_{2} S

in acidic medium to give a black precipitate (X), which dissolves in

K C N

solution forming a clear solution of (Y). The blue solution on reaction with

K I

in weakly acidic medium becomes intensely brown and produces a white precipitate (Z).

The electron configuration of the transition metal ion is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Potassium Permanganate

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Potassium Permanganate

Standard XI Chemistry

Join BYJU'S Learning Program

CrossIcon