Some of the reactions taking place during bessemerisation possibly are - A - FeO - SiO2 - FeSiO3 B - 2FeS - 3O2 - 2FeO - 2SO2 C - 2Cu2S - 3O2 - 2Cu2O - 2SO2 D - 2Cu2O - Cu2S - 6Cu - SO2Select reactions actually taking place -

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Standard XII

Chemistry

Extraction of Copper

Some of the r...

Question

Some of the reactions taking place during bessemerisation possibly are -
$A : F e O + S i O_{2} \to F e S i O_{3}$
$B : 2 F e S + 3 O_{2} \to 2 F e O + 2 S O_{2}$
$C : 2 C u_{2} S + 3 O_{2} \to 2 C u_{2} O + 2 S O_{2}$
$D : 2 C u_{2} O + C u_{2} S \to 6 C u + S O_{2}$
Select reactions actually taking place :

A, B

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B, C

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A, C

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C, D

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Solution

The correct option is D C, D
Self-reduction of CuS to Cu can be carried out in Bessemer converter.
$2 C u_{2} S + 3 O_{2} \to 2 C u_{2} O + 2 S O_{2}$
$2 C u_{2} O + C u_{2} S \to 6 C u + S O_{2}$

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Similar questions

List I	List II
A. Calcination	a. $2 {C u}_{2} S + 3 O_{2} \to 2 {C u}_{2} O + 2 S O_{2}$
B. Roasting	b. ${F e}_{2} O_{3} \cdot n H_{2} O \to {F e}_{2} O_{3} + n H_{2} O$
C. Flux	c. ${C r}_{2} O_{3} + 2 A l \to {A l}_{2} O_{3} + 2 C r$
D. Thermite	d. $S i O_{2} + F e O \to F e S i O_{3}$

Match the following.

Name the process used for the formation of blister $C u$ by following reaction :(unbalanced reactions)

$2 C u_{2} S + 3 O_{2} \to C u_{2} O + S O_{2}$

C u_{2} O + C u_{2} S \to C u + S O_{2}

Match the items of Column I with items of Column II and assign the correct code.
$\begin{matrix} C o l u m n I & C o l u m n I I A . B l i s t e r r e d C u & 1. A l u m i n i u m B . B l a s t f u r n a c e & 2. 2 C u_{2} O + C u_{2} S ⟶ 6 C u + S O_{2} C . R e v e r b e r a t o r y f u r n a c e & 3. I r o n D . H a l l - H e r o u l t p r o c e s s & 4. F e O + S i O_{2} ⟶ F e S i O_{3} 5. 2 C u_{2} S + 3 O_{2} ⟶ 2 C u_{2} O + 2 S O_{2} \end{matrix}$
Codes
A B C D A B C D
(a) 2 3 4 1 (b) 1 2 3 5
(c) 5 4 3 2 (d) 4 5 3 2

Q. Identify the metal

M

whose extraction is based on the following reactions:

M S + 2 O_{2} ⟶ M {S O}_{4}

2 M S + 3 O_{2} ⟶ 2 M O + 2 S O_{2}

M S + 2 M O ⟶ 3 M + S O_{2}

M S + M {S O}_{4} ⟶ 2 M + 2 S O_{2}

Q. Which of the following statements about the following reaction is/are wrong?

2 {C u}_{2} O (s) + {C u}_{2} S (s) ⟶ 6 C u (s) + 5 O_{2} (g)

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Some of the reactions taking place during bessemerisation possibly are - A:FeO+SiO2→FeSiO3B:2FeS+3O2→2FeO+2SO2C:2Cu2S+3O2→2Cu2O+2SO2D:2Cu2O+Cu2S→6Cu+SO2Select reactions actually taking place :

The correct option is D C, DSelf-reduction of CuS to Cu can be carried out in Bessemer converter. 2Cu2S+3O2→2Cu2O+2SO2 2Cu2O+Cu2S→6Cu+SO2

The correct option is D C, D
Self-reduction of CuS to Cu can be carried out in Bessemer converter.
$2 C u_{2} S + 3 O_{2} \to 2 C u_{2} O + 2 S O_{2}$
$2 C u_{2} O + C u_{2} S \to 6 C u + S O_{2}$