Easy
Which of the following is an acidic flux?
- A$CaO$
- B$MgO$
- C$SiO_2$
- D$Na_2O$
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Statement $(A)$ $Mg$ can reduce $Al_2O_3$ above $1350^{\circ} C$.
Statement $(B)$ $Al$ can reduce $MgO$ below $1350^{\circ} C$.
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Statement $(B)$ $Al$ can reduce $MgO$ below $1350^{\circ} C$.
The correct answer is
In the extraction of iron from haematite,the impurity $(x)$ of the ore is removed in the form of '$y$'. What are $x$ and $y$ respectively?
Copper sulphate is commercially made from copper scraps by:
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View SolutionWhich one of the following is used to produce $Al$ by electrolysis?
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