Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumGive the correct order of initials $T$ or $F$ for following statements. Use $T$ if statement is true and $F$ if it is false.
$(i)$ $Cu$ metal is extracted from its sulphide ore by reduction of $Cu_2O$ with $FeS$.
$(ii)$ An ore of Tin containing $FeCrO_4$ is concentrated by magnetic separation method.
$(iii)$ Auto reduction process is used in the extraction of $Cu$ & $Hg$.
$(iv)$ Cassiterite and Rutile are oxide ores of the metals.
$(i)$ $Cu$ metal is extracted from its sulphide ore by reduction of $Cu_2O$ with $FeS$.
$(ii)$ An ore of Tin containing $FeCrO_4$ is concentrated by magnetic separation method.
$(iii)$ Auto reduction process is used in the extraction of $Cu$ & $Hg$.
$(iv)$ Cassiterite and Rutile are oxide ores of the metals.
- A$TFTT$
- B$TTFT$
- C$FTTT$
- D$FFFT$
Explore More
Similar Questions
What is the percentage $(\%)$ of silver in German silver?
Easy
View SolutionGiven below are two statements related to Ellingham diagram:
Statement-$I$ : Ellingham diagrams can be constructed for formation of oxides,sulfides and halides of metals.
Statement-$II$ : It consists of plots of $\Delta_f H^0$ vs $T$ for formation of oxides of elements.
In the light of the above statements,choose the most appropriate answer from the options given below:
Statement-$I$ : Ellingham diagrams can be constructed for formation of oxides,sulfides and halides of metals.
Statement-$II$ : It consists of plots of $\Delta_f H^0$ vs $T$ for formation of oxides of elements.
In the light of the above statements,choose the most appropriate answer from the options given below:
For the following statements,mark $T$ for true and $F$ for false statement.
Statement $1$: $SnO_2 +$ wolframite,in this $SnO_2$ is magnetic while wolframite is non-magnetic in nature.
Statement $2$: Argentite ore is concentrated by froth floatation method.
Statement $3$: Copper and lead ores are reduced by self-reduction method.
Statement $4$: In metallurgy of $Fe$,$CO$ is used as a reducing agent at low temperature.
Statement $1$: $SnO_2 +$ wolframite,in this $SnO_2$ is magnetic while wolframite is non-magnetic in nature.
Statement $2$: Argentite ore is concentrated by froth floatation method.
Statement $3$: Copper and lead ores are reduced by self-reduction method.
Statement $4$: In metallurgy of $Fe$,$CO$ is used as a reducing agent at low temperature.
Medium
View SolutionMatch List-$I$ with List-$II$.
List-$I$ (Industrial process) List-$II$ (Application) $(a)$ Haber's process $(i)$ $HNO_{3}$ synthesis $(b)$ Ostwald's process $(ii)$ Aluminium extraction $(c)$ Contact process $(iii)$ $NH_{3}$ synthesis $(d)$ Hall-Heroult process $(iv)$ $H_{2}SO_{4}$ synthesis
Choose the correct answer from the options given below:
| List-$I$ (Industrial process) | List-$II$ (Application) |
| $(a)$ Haber's process | $(i)$ $HNO_{3}$ synthesis |
| $(b)$ Ostwald's process | $(ii)$ Aluminium extraction |
| $(c)$ Contact process | $(iii)$ $NH_{3}$ synthesis |
| $(d)$ Hall-Heroult process | $(iv)$ $H_{2}SO_{4}$ synthesis |
Choose the correct answer from the options given below:
Select the incorrect statement.
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