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

Easy

Which of the following is an acidic flux?

A
$CaO$
B
$MgO$
C
$SiO_2$
D
$Na_2O$

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

$Pb$ and $Sn$ are extracted from their chief ores by:

DifficultIIT 2004

In the extraction of $Ca$ by electro-reduction of molten $CaCl_{2}$,some $CaF_{2}$ is added to the electrolyte for the following reason:

MediumWBJEE 2020

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

Medium

Which one of the following is a wrong statement about cast iron?

Medium

Explain the reduction process involved in the extraction of zinc.

Medium

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.