Bauxite is an oxide ore of
- ABarium
- BBoron
- CBismuth
- DAluminium
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The main ore of aluminium is:
Easy
View Solution$XCl_2 \text{ (excess)} + YCl_2 \to XCl_4 + Y \downarrow ;$
$YO \xrightarrow[> 400^oC]{\Delta} \frac{1}{2} O_2 + Y$. The ore of $Y$ would be:
$YO \xrightarrow[> 400^oC]{\Delta} \frac{1}{2} O_2 + Y$. The ore of $Y$ would be:
Medium
View SolutionFind the incorrectly matched pair?
Column-$I$ (Ores) Column-$II$ (Metals) $A$. Sylvine Potassium $B$. Malachite Magnesium $C$. Cinnabar Mercury $D$. Fluorite (Fluorspar) Calcium
| Column-$I$ (Ores) | Column-$II$ (Metals) |
| $A$. Sylvine | Potassium |
| $B$. Malachite | Magnesium |
| $C$. Cinnabar | Mercury |
| $D$. Fluorite (Fluorspar) | Calcium |
Easy
View SolutionMatch 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 | $iv$. $Al_2O_3 \cdot 2H_2O$ |
Main constituent of ore cassiterite is
Easy
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