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General Principles and processes of Isolation of Elements
easy
Match List$-I$ with List $- II :$
List$-I$ (Name of ore/mineral) |
List$-II$ (Chemical formula) |
$(a)$ Calamine | $(i)$ $\mathrm{Zns}$ |
$(b)$ Malachite | $(ii)$ $\mathrm{FeCO}_{3}$ |
$(c)$ Siderite | $(iii)$ $\mathrm{ZnCO}_{3}$ |
$(d)$ Sphalerite | $(iv)$ $\mathrm{CuCO}_{3} \cdot \mathrm{Cu}(\mathrm{OH})_{2}$ |
Choose the most appropriate answer from the options given below :
A
$(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)$
B
$(a)-(iii) (b)-(iv), (c)-(i), (d)-(ii)$
C
$(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)$
D
$(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)$
(JEE MAIN-2021)
Solution
(Name of ore/mineral)
(a) Calamine $-\quad \mathrm{ZnCO}_{3}$
(b) Malachite $-\quad\mathrm{CuCO}_{3} \cdot \mathrm{Cu}(\mathrm{OH})_{2}$
(c) Siderite $-\quad\quad\mathrm{FeCO}_{3}$
(d) Sphalerite $-\quad\mathrm{ZnS}$
Standard 12
Chemistry