Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyRailway wagon axles are made by heating iron rods embedded in charcoal powder. This process is known as:
- ASherardising
- BAnnealing
- CTempering
- DCase hardening
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Similar Questions
What is the percentage of carbon in steel?
Easy
View SolutionIn the equation: $M + 8CN^{-} + 2H_2O + O_2 \rightarrow 4[M(CN)_2]^- + 4OH^{-}$,metal $M$ is
Medium
View SolutionWhich among the following is an alloy of antimony,tin and copper?
Identify the correct statements from the following:
$(i)$ In the extraction of $Ag$ and $Au$,zinc is used as a reducing agent.
$(ii)$ Impure zinc can be refined by distillation method.
$(iii)$ Malachite is an ore of nickel.
$(i)$ In the extraction of $Ag$ and $Au$,zinc is used as a reducing agent.
$(ii)$ Impure zinc can be refined by distillation method.
$(iii)$ Malachite is an ore of nickel.
Match List $I$ with List $II$.
List $I$ List $II$ $A$. Reverberatory furnace $I$. Pig Iron $B$. Electrolytic cell $II$. Aluminum $C$. Blast furnace $III$. Silicon $D$. Zone Refining furnace $IV$. Copper
| List $I$ | List $II$ |
|---|---|
| $A$. Reverberatory furnace | $I$. Pig Iron |
| $B$. Electrolytic cell | $II$. Aluminum |
| $C$. Blast furnace | $III$. Silicon |
| $D$. Zone Refining furnace | $IV$. Copper |
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