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

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