First slide

General methods of extraction of elements from the earth crust

Question

Which process is used to oxidise impurities present in crude metal that is obtained by reduction of ore?

Moderate

A

Poling of blister copper
B

Manufacturing of steel from pig iron.
C

Cupellation of silver
D

VanArkel process of Titanium

Solution

In manufacturing of steel from pig iron, impurities are selectively oxidized in Bessemer converter.
In case of cupellation of silver, the impurity lead is selectively oxidized

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App