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Al(2)O(3) formation from aluminium and o...

`Al_(2)O_(3)` formation from aluminium and oxygen involves evolution of a large quantity of heat, which makes aluminium use in :

A

Deoxydiser

B

Confectionary

C

Indoor photography

D

Thermite welding

Text Solution

Verified by Experts

The correct Answer is:
D
Thermite welding is based on the fact that the reaction between `FeO_(3)` and Al is highly exothermic.
`Fe_(2)O_(3)+Al rarr Al_(2)O_(3)+Fe+"Heat"`
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