Home
Class 12
CHEMISTRY
In contact process impurities of arsenic...

In contact process impurities of arsenic is removed by

A

`Al(OH)_(3)`

B

`Fe(OH)_(3)`

C

`Cr(OH)_(3)`

D

`Fe_(2)O_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Explain the following giving suitable reasons: In the manufacture of H_2SO_4 by contact process: The impurity of arsenic oxide must be removed before passing the mixture of SO_2 and air through the catalytic chamber.

Give reason for each of the following: In the contact process of manufacture of sulphuric acid, the oxide of arsenic is removed.

Various impurities present in contact process are sulphur or pyrite dust, arsenious oxide arid sulphuric acid fog. They poison the catalyst. Dust impurities are removed in dusting tower by

Name the following term : Process by which impurities from metals are removed electrolytically.

The process of heating the ore strongly in excess of air so that the volatile impurities are removed and the ore is changed to oxide is known as

Statement - 1 : Levigation is used for the separation of oxide ores from impurities. And Statement - 2 : Impurities are removed by washing in a current of water.

Which one of the following impurities is easiest to remove from wastewater ?

Sulphuric acid is manufactured by Contact process : Give two balanced equations to obtain SO_2 by this process

By adding which of the following process, permanent hardness of water can be removed.

Assertion :- The process of splicing represents the dominance of RNA world. Reason:- In the process of splicing exons are removed and introns are joined in a defined order.