Class 12 Chemistry General Principles and Processes of Isolation of Elements Reduction to free Metal

Easy

Aluminum is obtained from alumina $(Al_2O_3)$ by the electrolysis of a molten mixture of:

A
$Al_2O_3 + HF + NaAlF_4$
B
$Al_2O_3 + CaF_2 + NaAlF_4$
C
$Al_2O_3 + Na_3AlF_6 + CaF_2$
D
$Al_2O_3 + KF + Na_3AlF_6$

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Reduction to free Metal

Similar Questions

Aluminium is prepared in large quantities by

Easy

Self-reduction process is used in the extraction of $-$

Easy

The inner layer of a blast furnace is made of:

Easy

$Aluminium$ oxide is not reduced by chemical reactions since:

Easy

The modern method of steel manufacturing is

Easy

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.

For Institutes

Online Exam Module

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