Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyWhat is the percentage of carbon in steel?
- A$2.5 - 4.5 \%$
- B$0.25 - 0.5 \%$
- C$0.2 - 1.5 \%$
- D$3 - 3.5 \%$
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Similar Questions
By annealing,steel
Easy
View SolutionWhich of the following alloys is used for ultra-high speed flight?
Give the correct order of initials $T$ or $F$ for following statements. Use $T$ if statement is true and $F$ if it is false.
$(i)$ Every mineral is an ore but every ore is not a mineral.
$(ii)$ Slag is a product formed during the extraction of metal by the combination of flux and impurities.
$(iii)$ Highly pure metals can be obtained by zone refining.
$(iv)$ Carnallite is an ore of magnesium and sodium.
$(i)$ Every mineral is an ore but every ore is not a mineral.
$(ii)$ Slag is a product formed during the extraction of metal by the combination of flux and impurities.
$(iii)$ Highly pure metals can be obtained by zone refining.
$(iv)$ Carnallite is an ore of magnesium and sodium.
Medium
View SolutionCorrectly match the List-$I$ with List-$II$:
List-$I$ List-$II$ $(P) \ [M(CN)_2]^-$ $(1) \ Ni$ (during refining of metal) $(Q) \ [M(CO)_4]$ $(2) \ Ti$ (during refining of metal) $(R) \ MI_4$ $(3) \ Pb$ (during roasting of ore) $(S) \ MO$ $(4) \ Ag$ (during leaching of ore)
| List-$I$ | List-$II$ |
| $(P) \ [M(CN)_2]^-$ | $(1) \ Ni$ (during refining of metal) |
| $(Q) \ [M(CO)_4]$ | $(2) \ Ti$ (during refining of metal) |
| $(R) \ MI_4$ | $(3) \ Pb$ (during roasting of ore) |
| $(S) \ MO$ | $(4) \ Ag$ (during leaching of ore) |
Medium
View SolutionWhich of the following metals is present in Brass,Bronze,and German silver?
Easy
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