NH4Cl is used to clean metal surfaces be...

`NH_4Cl` is used to clean metal surfaces because:

A

It dissociates into `NH_(3)` and `HCL` on heating

B

`NH_(3)` forms soluble complex the metal.

C

`NH_(4)Cl` forms a volatile chloride

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:

A

Promotional Banner

Promotional Banner

Topper's Solved these Questions

GENERAL PRINCIPLE OF ISOLATION OF ELEMENTS
MODERN PUBLICATION|Exercise EXERCISE|190 Videos
GROUP 16 ELEMENTS
MODERN PUBLICATION|Exercise EXCERCISE|149 Videos

MODERN PUBLICATION-GROUP 15 ELEMENTS-EXERCISE

Which hydride Is most stable ?
Text Solution
|
Which is a poison ?
Text Solution
|
NH4Cl is used to clean metal surfaces because:
Text Solution
|
In smoke screens calcium phosphide is used, because it:
Text Solution
|
Ammonia on heating with carbon dioxide under pressure gives:
Text Solution
|
Dilute HNO3 reacts with limestone to yield:
Text Solution
|
CaN pellets are coated with calcium silicate because:
Text Solution
|
Basic oxide is:
Text Solution
|
Fluorapatite is a mineral of:
Text Solution
|
Which of the following is correct, with the reference to Protonic acid...
Text Solution
|
The single electron in 2p-orbitals of nitrogen atom proves:
Text Solution
|
Vortex rings in air are formed by:
Text Solution
|
NaOH can absorb:
Text Solution
|
Which sulphide is insoluble in yellow ammonium sulphide ?
Text Solution
|
Which statement is not correct ?
Text Solution
|
Name the catalyst used in the manufacture of nitric acid by Ostwald pr...
Text Solution
|
Anhydride of nitric acid isand anhydride of phosphoric acid is.
Text Solution
|
which gas collected over water?
Text Solution
|
HNH bond angle in NH3 is.
Text Solution
|
HMH bond angles in MH3 molecules of group 15down the group.
Text Solution
|