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Ores and Minerals

Match the ent...

Question

Match the entries of column- I with appropriate entries of column- II

Column-I
(Metal to be extracted) Column-II
(Method used for reduction of oxide)

(A) Iron or Zinc (i) Reduction with aluminium

(B) Manganese or Chromium (ii) Reduction with Carbon

(C) Mercury (iii) Electrolytic reduction

(D) Aluminium (iv) Reduction of heating alone

(A) ⟶ (i v)

;

(B) ⟶ (i)

;

(C) ⟶ (i i)

;

(D) ⟶ (i i i)

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(A) ⟶ (i i i)

;

(B) ⟶ (i)

;

(C) ⟶ (i v)

;

(D) ⟶ (i i)

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(A) ⟶ (i i)

;

(B) ⟶ (i)

;

(C) ⟶ (i v)

;

(D) ⟶ (i i i)

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(A) ⟶ (i)

;

(B) ⟶ (i i)

;

(C) ⟶ (i i i)

;

(D) ⟶ (i v)

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Solution

The correct option is C $(A) ⟶ (i i)$ ; $(B) ⟶ (i)$ ; $(C) ⟶ (i v)$ ; $(D) ⟶ (i i i)$
Iron or Zinc $\to$ Reduction with Carbon
Manganese or Chromium $\to$ Reduction with aluminium
Mercury $\to$ Reduction of heating alone
Aluminium $\to$ Electrolytic reduction

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Column-I (Metal to be extracted)	Column-II (Method used for reduction of oxide)
(A) Iron or Zinc	(i) Reduction with aluminium
(B) Manganese or Chromium	(ii) Reduction with Carbon
(C) Mercury	(iii) Electrolytic reduction
(D) Aluminium	(iv) Reduction of heating alone

The correct option is C (A)⟶(ii); (B)⟶(i); (C)⟶(iv); (D)⟶(iii)Iron or Zinc → Reduction with CarbonManganese or Chromium → Reduction with aluminiumMercury → Reduction of heating aloneAluminium → Electrolytic reduction

The correct option is C $(A) ⟶ (i i)$ ; $(B) ⟶ (i)$ ; $(C) ⟶ (i v)$ ; $(D) ⟶ (i i i)$
Iron or Zinc $\to$ Reduction with Carbon
Manganese or Chromium $\to$ Reduction with aluminium
Mercury $\to$ Reduction of heating alone
Aluminium $\to$ Electrolytic reduction