What are the names and compositions of the ores of $(i)$ Aluminium,$(ii)$ Iron,$(iii)$ Copper,and $(iv)$ Zinc?
(N/A) The major ores of these metals are summarized in the table below:
Aluminium is the most abundant metal in the Earth's crust,accounting for approximately $8.3 \%$ by weight. Iron is the second most abundant metal in the Earth's crust.
| Metal | Ores and Compositions |
| Aluminium | Bauxite: $AlO_x(OH)_{3-2x}$,Kaolinite: $[Al_2(OH)_4Si_2O_5]$ |
| Iron | Haematite: $Fe_2O_3$,Magnetite: $Fe_3O_4$,Siderite: $FeCO_3$,Iron pyrites: $FeS_2$ |
| Copper | Copper pyrites: $CuFeS_2$,Malachite: $CuCO_3 \cdot Cu(OH)_2$,Cuprite: $Cu_2O$,Copper glance: $Cu_2S$ |
| Zinc | Zinc blende (Sphalerite): $ZnS$,Calamine: $ZnCO_3$,Zincite: $ZnO$ |
Aluminium is the most abundant metal in the Earth's crust,accounting for approximately $8.3 \%$ by weight. Iron is the second most abundant metal in the Earth's crust.
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Select the correct option using $T$ (True) or $F$ (False) for the following statements:
$(1)$ $A$ mineral cannot be an ore.
$(2)$ An ore cannot be a mineral.
$(3)$ All minerals are ores.
$(4)$ All ores are minerals.
$(1)$ $A$ mineral cannot be an ore.
$(2)$ An ore cannot be a mineral.
$(3)$ All minerals are ores.
$(4)$ All ores are minerals.
Medium
View SolutionSelect the correct option using $T$ (true) or $F$ (false) for the following statements:
$(1)$ Calamine and Siderite are carbonate ores.
$(2)$ Zinc blende and Pyrite are sulphide ores.
$(3)$ Haematite and Magnetite are hydroxide ores.
$(4)$ Malachite and Cuprite are copper ores.
$(1)$ Calamine and Siderite are carbonate ores.
$(2)$ Zinc blende and Pyrite are sulphide ores.
$(3)$ Haematite and Magnetite are hydroxide ores.
$(4)$ Malachite and Cuprite are copper ores.
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 | $iv$. $Al_2O_3 \cdot 2H_2O$ |
Calamine is an ore of
What is the chemical formula of Ruby Silver?
Easy
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