Aluminium becomes passive in nitric acid...

Aluminium becomes passive in nitric acid because it :

A

IS a noble metal

B

Has positive reduction potential

C

Forms a thin film of oxide

D

None of these

Text Solution

Verified by Experts

The correct Answer is:

C

Promotional Banner

Promotional Banner

Topper's Solved these Questions

SOLUTIONS
MBD PUBLICATION|Exercise QUESTION BANK|642 Videos
STATES OF MATTER (GASES AND LIQUIDS)
MBD PUBLICATION|Exercise QUESTION BANK|345 Videos

MBD PUBLICATION-SOME P-BLOCK ELEMENTS-QUESTION BANK

The number of electrons present in the valence shell of group 13:
Text Solution
|
On adding ammonium hydroxide solution to aqueous solution of Al2(SO4)3...
Text Solution
|
Aluminium becomes passive in nitric acid because it :
Text Solution
|
Al reduces most of the metallic oxides due to its greater affinity for...
Text Solution
|
Al dissolves in molten NaOH with the formation of :
Text Solution
|
Aluminium is mainly extracted from :
Text Solution
|
Which is not a mineral of aluminium:
Text Solution
|
Thermite a mixture used for welding is :
Text Solution
|
Alumino-thermy is a process involving :
Text Solution
|
Thallium shows different oxidation states because :
Text Solution
|
Which statement is correct ?
Text Solution
|
Alum is used by dyer of cloth :
Text Solution
|
Stable compounds in +1 oxidation state ore formed by :
Text Solution
|
Which metal powder if spread in air, becomes hazardous?
Text Solution
|
In the aluminothermic process, aluminium acts as:
Text Solution
|
Chemically borax is :
Text Solution
|
Chief ore of Al is :
Text Solution
|
Alum is not used :
Text Solution
|
Aluminium is obtained by :
Text Solution
|
The cryolite is :
Text Solution
|