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Similar Questions

Match List-$I$ with List-$II$.
List-$I$ (Ores) List-$II$ (Composition)
$a$. Haematite $i$. $Fe_{3}O_{4}$
$b$. Magnetite $ii$. $ZnCO_{3}$
$c$. Calamine $iii$. $Fe_{2}O_{3}$
$d$. Kaolinite $iv$. $[Al_{2}(OH)_{4}Si_{2}O_{5}]$

Choose the correct answer from the options given below:

Which of the following are carbonate ores?
$I$. Siderite
$II$. Kaolinite
$III$. Calamine
$IV$. Sphalerite

Which of the following statements is correct?

Match the following ores/compounds in Column $I$ with their chemical formulas in Column $II$:
Column $I$ Column $II$
$1$. Chromite $P$. $ZnS$
$2$. Malachite $Q$. $FeO \cdot Cr_2O_3$
$3$. Cryolite $R$. $CuCO_3 \cdot Cu(OH)_2$
$4$. Zinc Blende $S$. $Na_3AlF_6$

Sulphide ores are common for the metals

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