Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyMark the steel in which carbon percentage is highest.
- AMild steel
- BHard steel
- CAlloy steel
- DNone of these
Explore More
Similar Questions
Identify the reaction,which is not related to the extraction of copper.
List-$I$ shows reactions involved in the metallurgy of $Pb$ (lead) and List-$II$ shows the names of the processes. Match List-$I$ with List-$II$ and select the correct code for your answer.
List-$I$ List-$II$ $(P) \ PbS + 2PbO \xrightarrow{\Delta} 3Pb + SO_2 \uparrow$ $(1) \ \text{Smelting}$ $(Q) \ PbS + \frac{3}{2}O_2 \xrightarrow{\Delta} PbO + SO_2 \uparrow$ $(2) \ \text{Self reduction}$ $(R) \ PbCO_3 \xrightarrow{\Delta} PbO + CO_2 \uparrow$ $(3) \ \text{Calcination}$ $(S) \ PbO + C \xrightarrow{\Delta} Pb + CO \uparrow$ $(4) \ \text{Roasting}$
| List-$I$ | List-$II$ |
| $(P) \ PbS + 2PbO \xrightarrow{\Delta} 3Pb + SO_2 \uparrow$ | $(1) \ \text{Smelting}$ |
| $(Q) \ PbS + \frac{3}{2}O_2 \xrightarrow{\Delta} PbO + SO_2 \uparrow$ | $(2) \ \text{Self reduction}$ |
| $(R) \ PbCO_3 \xrightarrow{\Delta} PbO + CO_2 \uparrow$ | $(3) \ \text{Calcination}$ |
| $(S) \ PbO + C \xrightarrow{\Delta} Pb + CO \uparrow$ | $(4) \ \text{Roasting}$ |
Medium
View SolutionWhich of the following is not correct?
Easy
View SolutionGerman silver does not contain
Stainless steel is an alloy of
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