Easy
The term $Smelting$ is used for a process in which ......
- AThe ore is heated in the absence of air.
- BThe ore is kept cold.
- CThe ore is heated in the presence of air.
- DThe ore is melted.
Explore More
Similar Questions
Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R).$
Assertion $(A):$ Aluminium is extracted from bauxite by the electrolysis of a molten mixture of $Al_2O_3$ with cryolite.
Reason $(R):$ The oxidation state of $Al$ in cryolite is $+3$.
In the light of the above statements,choose the most appropriate answer from the options given below:
Assertion $(A):$ Aluminium is extracted from bauxite by the electrolysis of a molten mixture of $Al_2O_3$ with cryolite.
Reason $(R):$ The oxidation state of $Al$ in cryolite is $+3$.
In the light of the above statements,choose the most appropriate answer from the options given below:
Flux is used to remove
Easy
View SolutionWhich of the following metals cannot be obtained by auto-reduction of their compounds?
When alumina is heated with carbon in a nitrogen atmosphere,the products are
Medium
View SolutionDuring the metallurgy of aluminium,bauxite is dissolved in cryolite $(Na_3AlF_6)$ because:
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo