MyQuestionIcon

1

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

Electrometallurgy

In conc.HNO 3...

Question

In conc. $H N O_{3}$ aluminium becomes passive due to the formation of a layer of

A

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

B

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

C

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

D

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

Open in App

Solution

The correct option is D
Aluminium is rendered passive by concentrated nitric acid, due to the surface oxidation and formation of the thin film of oxide $A l_{2} O_{3}$ on its surface

Suggest Corrections

thumbs-up

0

Similar questions

Q. The inactiveness of aluminium in the presence of conc.

H N O_{3}

is due to the formation of a layer of :

Q. Aluminium becomes less reactive or passive in presence of:

Q. Aluminium becomes passive when treated with______

During the formation of bread it becomes porous due to the release of CO2 by the action of

Q. Assertion :Aluminium containers used to transport nitric acid Reason: Concentrated

H N O_{3}

renders aluminium passive by forming a thin strong protective oxide layer. This protective layer prevents further reaction with the acid.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Electrometallurgy

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Electrometallurgy

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon