Pyrolusite is an ore of ......... type.
- AOxide
- BSulphide
- CCarbide
- DCarbonate
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Similar Questions
Match the following ores with their compositions:
$A$. Calamine $i$. $CuFeS_2$ $B$. Chalcopyrite $ii$. $ZnCO_3$ $C$. Bauxite $iii$. $Fe_2O_3$ $D$. Haematite $iv$. $Al_2O_3 \cdot 2H_2O$
| $A$. Calamine | $i$. $CuFeS_2$ |
| $B$. Chalcopyrite | $ii$. $ZnCO_3$ |
| $C$. Bauxite | $iii$. $Fe_2O_3$ |
| $D$. Haematite | $iv$. $Al_2O_3 \cdot 2H_2O$ |
Match the following minerals in List-$I$ with their chemical formulas in List-$II$.
List-$I$ List-$II$ $(A)$ Feldspar $(I)$ $[Ag_3SbS_3]$ $(B)$ Asbestos $(II)$ $Al_2O_3 \cdot H_2O$ $(C)$ Pyrargyrite $(III)$ $MgSO_4 \cdot H_2O$ $(D)$ Diaspore $(IV)$ $KAlSi_3O_8$ $(V)$ $CaMg_3(SiO_3)_4$
| List-$I$ | List-$II$ |
|---|---|
| $(A)$ Feldspar | $(I)$ $[Ag_3SbS_3]$ |
| $(B)$ Asbestos | $(II)$ $Al_2O_3 \cdot H_2O$ |
| $(C)$ Pyrargyrite | $(III)$ $MgSO_4 \cdot H_2O$ |
| $(D)$ Diaspore | $(IV)$ $KAlSi_3O_8$ |
| $(V)$ $CaMg_3(SiO_3)_4$ |
Naturally occurring substances from which a metal can be profitably (or economically) extracted are called
Medium
View SolutionWhich of the following ores is an ore of silver?
Easy
View SolutionWhich element is alloyed with copper to form bronze?
Easy
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