The major components of cement are
- A$SiO_2, Al_2O_3$
- B$Al_2O_3, Fe_2O_3$
- C$SiO_2, Fe_2O_3$
- D$SiO_2, CaO$
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Similar Questions
Which one of the following statements is incorrect?
Easy
View SolutionGalena is an ore of which of the following metals?
Easy
View SolutionAmong the following ores: Bauxite,Siderite,Cuprite,Calamine,Haematite,Kaolinite,Malachite,Magnetite,Sphalerite,Limonite,Cryolite,the number of principal ores of iron is $......$
The metal that is not extracted from its sulphide ore is:
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Siderite $I$. $FeCO_3$ $B$. Malachite $II$. $CuCO_3 \cdot Cu(OH)_2$ $C$. Sphalerite $III$. $ZnS$ $D$. Calamine $IV$. $ZnCO_3$
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Siderite | $I$. $FeCO_3$ |
| $B$. Malachite | $II$. $CuCO_3 \cdot Cu(OH)_2$ |
| $C$. Sphalerite | $III$. $ZnS$ |
| $D$. Calamine | $IV$. $ZnCO_3$ |
Choose the correct answer from the options given below:
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