Easy
In metallurgy,calcination is used for .........
- Aremoving water and sulphides
- Bremoving water and $CO_2$
- Cremoving $H_2S$ and $CO_2$
- Dremoving water and $H_2S$
Explore More
Similar Questions
The process of converting hydrated alumina into anhydrous alumina is known as .......
Medium
View SolutionHeating of pyrites in air for oxidation of sulphur is called
Easy
View SolutionChoose the correct code regarding the Roasting process.
$I$. It is the process of heating ore in air to obtain the oxide.
$II$. It is an exothermic process.
$III$. It is used for hydrated oxide and oxysalt ore.
$IV$. It is used after the concentration of ore.
$I$. It is the process of heating ore in air to obtain the oxide.
$II$. It is an exothermic process.
$III$. It is used for hydrated oxide and oxysalt ore.
$IV$. It is used after the concentration of ore.
Medium
View SolutionThe major products of the following reaction,$2ZnS_{(s)} + 3O_{2(g)} \xrightarrow{\text{Heat}} \dots$ are
MediumKVPY 2015
View SolutionWhat is the process of heating pyrites to remove sulfur called?
Easy
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