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Standard XII

Mathematics

Substitution Method to Remove Indeterminate Form

Match the col...

Question

Match the column I with column II and mark the appropriate choice.
Column I Column II
(A) Calamine (i) Calcum
(B) Barytes (ii) Barium
(C) Cinnabar (iii) Zinc
(D) Limestone (iv) Mercury

(A)

\to

(iv), (B)

\to

(iii), (C)

\to

(i), (D)

\to

(ii)

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(A)

\to

(iii), (B)

\to

(ii), (C)

\to

(iv), (D)

\to

(i)

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(A)

\to

(i), (B)

\to

(iv), (C)

\to

(ii), (D)

\to

(iii)

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(A)

\to

(ii), (B)

\to

(i), (C)

\to

(iii), (D)

\to

(iv)

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Solution

The correct option is B (A) $\to$ (iii), (B) $\to$ (ii), (C) $\to$ (iv), (D) $\to$ (i)
A. Calamine $\to Z n C O_{3} \to Z n$
B. Barytes $\to B a S O_{4} \to B a$
C. Cinnabar $\to H g S \to H g$
D. Limestone $C a C O_{3} \to C a$

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Similar questions

Q. Match the column I with column II and mark the appropriate choice.

	Column I		Column II
A.	$C H_{3} (C H_{2})_{3} O H N a B r - ----- \to H_{2} S O_{4}, Δ$	(i)	$C H_{3} C H (B r) (C H_{2})_{2} C H_{3}$
B.	$(C H_{3})_{3} C O H C o n c . H C l - ---------- \to r o o m t e m p e r a t u r e$	(ii)	$C H_{3} C H_{2} C H_{2} C l$
C.	$C H_{3} C H (O H) (C H_{2})_{2} C H_{3} P B r_{3} - -- \to$	(iii)	$(C H_{3})_{3} C C l$
D.	$C H_{3} C H_{2} C H_{2} O H S O C l_{2} - --- \to$	(iv)	$C H_{3} C H (B r) C H_{2} C H_{3}$

Q. Match the column I with column II and mark the appropriate choice.

Column I	Column II
(A) $X e F_{4}$	(i) $s p^{3} d^{2}$
(B) $X e F_{6}$	(ii) $s p^{3} d^{3}$
(C) $X e O F_{2}$	(iii) $s p^{3} d$
(D) $X e O_{3}$	(iv) $s p^{3}$

Q. Match the column I with column II and mark the appropriate choice.

	Column I		Column II
(A)	$[F e (C N)_{6}]^{3 -}$	(i)	$Z e r o$
(B)	$[C o F_{6}]^{3 -}$	(ii)	$5.92 B . M .$
(C)	$[F e (H_{2} O)_{6}]^{3 +}$	(iii)	$4.89 B . M .$
(D)	$[C o (N H_{3})_{6}]^{3 +}$	(iv)	$1.732 B . M .$

Q. Match the column I with column II and mark the appropriate choice.

Column I	Column II
(A) $F e (O H)_{3}$	(i) $K_{s p} = s^{2}$
(B) $A g_{2} C r O_{4}$	(ii) $K_{s p} = 27 s^{4}$
(C) $C H_{3} C O O A g$	(iii) $K_{s p} = 108 s^{5}$
(D) $C a_{3} (P O_{4})_{2}$	(iv) $K_{s p} = 4 s^{3}$

Match the entries of column I with column II
$\begin{matrix} Column A & Column B (a) First artificial plastic & (i) Polythene (b) First artificial fibre & (ii) DNA (c) Biopolymer & (iii) Nylon (d) Linear polymer & (iv) Bakelite \end{matrix}$

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	Column I		Column II
(A)	Calamine	(i)	Calcum
(B)	Barytes	(ii)	Barium
(C)	Cinnabar	(iii)	Zinc
(D)	Limestone	(iv)	Mercury

Match the column I with column II and mark the appropriate choice.Column IColumn II(A) Calamine(i)Calcum(B)Barytes(ii)Barium(C)Cinnabar(iii)Zinc(D)Limestone(iv)Mercury

The correct option is B (A)→ (iii), (B)→ (ii), (C)→ (iv), (D)→ (i)A. Calamine→ZnCO3→ZnB. Barytes→BaSO4→BaC. Cinnabar→HgS→HgD. LimestoneCaCO3→Ca

Match the column I with column II and mark the appropriate choice.
Column I Column II
(A) Calamine (i) Calcum
(B) Barytes (ii) Barium
(C) Cinnabar (iii) Zinc
(D) Limestone (iv) Mercury

The correct option is B (A) $\to$ (iii), (B) $\to$ (ii), (C) $\to$ (iv), (D) $\to$ (i)
A. Calamine $\to Z n C O_{3} \to Z n$
B. Barytes $\to B a S O_{4} \to B a$
C. Cinnabar $\to H g S \to H g$
D. Limestone $C a C O_{3} \to C a$