Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyThomas slag is used in
- ARoad making and as a building material
- BAs a solvent
- CAs an activator
- DAs a catalyst in contact process
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Similar Questions
Addition of high proportions of manganese makes steel useful in making rails of rail-roads because manganese
Correctly 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 SolutionBlister copper is ..........
Medium
View SolutionMatch the items of List-$I$ with those of List-$II$ and choose the correct option given below.
List-$I$ List-$II$ $A$. Calcination $1$. Galena $B$. Roasting $2$. Magnetite $C$. Magnetic separation $3$. Pyrometallurgy $D$. Carbon reduction of metal oxide $4$. Malachite
| List-$I$ | List-$II$ |
| $A$. Calcination | $1$. Galena |
| $B$. Roasting | $2$. Magnetite |
| $C$. Magnetic separation | $3$. Pyrometallurgy |
| $D$. Carbon reduction of metal oxide | $4$. Malachite |
What are the metals and their approximate percentages in German silver?
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