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Properties and Uses of Calcium Oxide

On heating qu...

Question

On heating quick lime with coke in an electric furnace, we get:

C a

and

C O_{2}

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C a C O_{3}

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C a O

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C a C_{2}

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Solution

The correct option is D $C a C_{2}$
Quicklime is calcium oxide. It is heated with coke in an electric furnace to obtain calcium carbide and carbon monoxide. The reaction is as follows:
$C a O + 3 C \to C a C_{2} + C O$

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Similar questions

C a C O_{3} ⇌ C a O + C O_{2}

(C a C O_{3})

C O_{2}

C a C O_{3} (s) \to C a O (s) + C O_{2} (g), Δ H^{o} = 180 K J, Δ S^{o} = 150 J / K

(C a O)

(C a C O_{3})

C O_{2}

C a C O_{3} (s) \to C a O (s) + C O_{2} (g), Δ H^{0} = 180 K J; Δ S^{0} = 150 J / K .

C a O + 3 C ⟶ C a C_{2} + C O

85 %

C a C_{2}

15 %

C a O

C a C_{2}

C a = 40

C = 12

O = 16

C a O

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C a {C O}_{3}

C a {C O}_{3} \to C a O + {C O}_{2}

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