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General Principles and processes of Isolation of Elements
easy
Which of the following is not an ore of magnesium?
A
Camallite
B
Magnesite
C
Dolomite
D
Gypsum
Solution
Ores of magnesium are-
Magnesite $- MgCO _3$
Dolomite $- CaCO _3 \cdot MgCO _3$
Carnallite $- KCl \cdot MgCl _2 \cdot 6 H _2 O$
Gypsum $- CaSO O _4 \cdot 2 H _2 O$ is an ore of $Ca$.
Standard 12
Chemistry
Similar Questions
Match the refining methods (Column $I$) with metals (Column $II$).
| Column $I$ (Refining methods) | Column $II$ (Metals) |
| $(I)$ Liquation | $(a)$ $Zr$ |
| $(II)$ zone Refining | $(b)$ $Ni$ |
| $(III)$ Mond process | $(c)$ $Sn$ |
| $(IV)$ Van Arkel Method | $(d)$ $Ga$ |
