Which of the following reactions takes place during the smelting process?

  • A
    $2PbS + 3O_2 \rightarrow 2PbO + 2SO_2$
  • B
    $Al_2O_3 \cdot 2H_2O \rightarrow Al_2O_3 + 2H_2O$
  • C
    $Fe_2O_3 + 3CO \rightarrow 2Fe + 3CO_2$
  • D
    $Cr_2O_3 + 2Al \rightarrow Al_2O_3 + 2Cr + \text{Heat}$

Explore More

Similar Questions

In the modern blast furnaces,the charge consists of a mixture of

Difficult
View Solution

In the manufacture of metallic sodium by the fused salt electrolysis $(Down's \ process)$,a small amount of calcium chloride is added to:

The purpose of smelting an ore is to.......

The cyanide complex of silver formed in the silver extraction in Mac-Arthur's Forrest cyanide process is

What is the role of the graphite rod in the electrometallurgy of aluminium?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo