Black Jack is an ore of
- A$Cr$
- B$Sn$
- C$Zn$
- D$Ni$
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Pyrolusite is a/an.....
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Match the anionic species given in Column $I$ that are present in the ore$(s)$ given in Column $II$.
Column $I$ Column $II$ $A$. Carbonate $P$. Siderite $B$. Sulphide $Q$. Malachite $C$. Hydroxide $R$. Bauxite $D$. Oxide $S$. Calamine $T$. Argentite
| Column $I$ | Column $II$ |
|---|---|
| $A$. Carbonate | $P$. Siderite |
| $B$. Sulphide | $Q$. Malachite |
| $C$. Hydroxide | $R$. Bauxite |
| $D$. Oxide | $S$. Calamine |
| $T$. Argentite |
MediumIIT 2015
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