MyQuestionIcon

1

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

Dinitrogen Trioxide

Lassaigne’s e...

Question

Lassaigne’s extract of compound $‘ X^{'}$ was added with freshly prepared ferrous sulphate followed by boiling the reaction mixture. On adding conc. $H_{2} S O_{4}$ , we get the formation of Prussian blue coloured solution. Compound $‘ X^{'}$ can be

A

Only (d)

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

B

Both (a) & (b)

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

C

Only (a)

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

D

Both (a) & (c)

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

Open in App

Solution

The correct option is B Both (a) & (b)
NCERT Reference: Chemistry -XI, Page No.363

Suggest Corrections

thumbs-up

0

Similar questions

Q. An organic compound was used with sodium metal and extracted with distilled water. On adding freshly prepared

F e S O_{4}

solution, followed by the addition of

F e C l_{3}

H C l

produced greenish blue solution.

0.30

g of the organic compound after kjeldahlisation evolved a gas (X) which was passed on

100

0.1

H_{2} S O_{4}

. The excess of acid required is

20

0.5

N a O H

for neutralisation.
The blue colour of solution is due to:

Q. Lassaigne’s extract of thiourea,

S C (N H_{2})_{2}

is boiled with ferrous sulphate and then acidified with

H C l,

the colour of the resulting solution will be

Q. What do you observe on adding zinc granules to freshly prepared ferrous sulphate solution?

Q. An organic compound was used with sodium metal and extracted with distilled water. On adding freshly prepared

F e S O_{4}

solution followed by the addition of

F e C l_{3}

H C l

produced a greenish blue solution. 0.30g of the organic compound after Kjeldahlisation evolved a gas

(X)

which was passed on 100 ml of 0.1 M

H_{2} S O_{4}

. The excess of acid required 20 ml of 0.5 M

N a O H

for neutralization.
The organic compound which suitably fits into the above data is:

Q. When sodium hydroxide solution is added to a freshly prepared solution of ferrous sulphate, a green precipitate of ferrous hydroxide is formed which on standing becomes brown because :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Dinitrogen trioxide

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Dinitrogen Trioxide

Standard XI Chemistry

Join BYJU'S Learning Program

CrossIcon