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Reaction Conditions

Question 21.4...

Question

Question 21.4
Complete the missing component/variable given as x in the following reaction:

${CaCO}_{3} (s) x \to CaO(s) + {CO}_{2} (g)$

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Solution

The given reaction is a decomposition reaction in which calcium carbonate is heated to give calcium oxide and carbon dioxide. Therefore, x is heat.

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Q. Question 21.4
Complete the missing component/variable given as x in the following reaction:

{CaCO}_{3} (s) x \to CaO(s) + {CO}_{2} (g)

Complete the missing components/variables given as

x

in the following reactions:

C a C O_{3} (s) x \to C a O (s) + C O_{2} (g)

Q. Question 21.2

Complete the missing component/variable given as x in the following reaction:

Cu(s) + 2 {AgNO}_{3} (aq) \to {Cu(NO}_{3})_{2} (aq) + x(s)

Q. Question 21.1

Complete the missing components/variables given as x and y in the following reaction.

{Pb(NO}_{3})_{2} (aq) + 2 KI(aq) \to {PbI}_{2} (x) + 2 {KNO}_{3} (y)

Q. Question 21.3

Complete the missing components/variables given as x and y in the following reaction:

Zn(s) + H_{2} {SO}_{4} (aq) \to {ZnSO}_{4} (x) + H_{2} (y)

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