How is wrought iron prepared from cast i...

How is wrought iron prepared from cast iron?

Text Solution

Verified by Experts

Cast iron containing impurities like C, S, P and Si is oxidized in a reverboratory furnace lined with haematite and using lime stone.
Haematite oxidizes carbon to carbon monoxide.
`Fe_(2)O_(3)+3Crarr2Fe+3CO`
Limestone oxidizes silicon, sulphur and phosphorous they react with lime to form slag.
The pure metal is removed and free from the slag by passing through rollers.

Topper's Solved these Questions

GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
OSWAAL PUBLICATION|Exercise TOPIC 2 (LONG ANSWER TYPE QUESTIONS-I)|13 Videos
GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
OSWAAL PUBLICATION|Exercise TOPIC 2 (LONG ANSWER TYPE QUESTIONS-II)|2 Videos
GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
OSWAAL PUBLICATION|Exercise TOPIC 2 (VERY SHORT ANSWER TYPE QUESTIONS)|18 Videos
ELECTRO-CHEMISTRY
OSWAAL PUBLICATION|Exercise Topic - 3 ELECTROLYSIS , LAWS OF ELECTROLYSIS, BATTERIES, FUEL CELLS AND CORROSION (LONG ANSWER TYPE QUESTIONS)|4 Videos
HALOALKANES & HALOARENES
OSWAAL PUBLICATION|Exercise Topic 2 (Properties of Haloarenes and Haloalkanes) (Long Answer Type Questions - II)|1 Videos

How is wrought iron prepared from cast iron?

Text Solution

Topper's Solved these Questions

Similar Questions

OSWAAL PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -TOPIC 2 (SHORT ANSWER TYPE QUESTION-I)