Statement $(A)$ $Mg$ can reduce $Al_2O_3$ above $1350^{\circ} C$.
Statement $(B)$ $Al$ can reduce $MgO$ below $1350^{\circ} C$.
The correct answer is

  • A
    Both $(A)$ and $(B)$ are wrong.
  • B
    $(A)$ is correct,but $(B)$ is wrong.
  • C
    $(A)$ is wrong,but $(B)$ is correct.
  • D
    Both $(A)$ and $(B)$ are correct.

Explore More

Similar Questions

State the role of silica in the metallurgy of copper.

In the metallurgy of zinc,the zinc dust obtained from roasting and reduction of zinc sulphide contains some $ZnO$. How is this removed?

Write the chemical reactions involved in the extraction of gold by the cyanide process. Also,explain the role of zinc in this extraction.

The form of iron obtained from blast furnace is

At a site,low grade copper ores are available and zinc and iron scraps are also available. Which of the two scraps would be more suitable for reducing the leached copper ore and why?

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