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Chemical Reaction

Which of the ...

Question

Which of the following is a displacement reaction ?

CaCO

_{3}

\to

CaO + CO

_{2}

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CaO + 2HCl

\to

CaCl

_{2}

+ H

_{2}

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Fe + CuSO

_{4}

\to

FeSO

_{4}

+ Cu

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NaOH + HCl

\to

NaCl + H

_{2}

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Solution

The correct option is C Fe + CuSO $_{4}$ $\to$ FeSO $_{4}$ + Cu
A displacement reaction is a type of reaction where part of one reactant is replaced by another reactant.
Fe + CuSO $_{4}$ $\to$ FeSO $_{4}$ + Cu

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Similar questions

Classify each of the following reactions as combination, decomposition, displacement or double displacement reaction. [5 MARKS]

{CaCO}_{3} \underset{}{\to} CaO + {CO}_{2}

CaO + H_{2} O \underset{}{\to} Ca (OH)_{2}

2 {FeSO}_{4} \underset{}{\to} {Fe}_{2} O_{3} + {SO}_{2} + {SO}_{3}

{NH}_{4} Cl \underset{}{\to} {NH}_{3} + HCl

2 Ca + O_{2} \underset{}{\to} 2 CaO

CaO + {CO}_{2} \underset{}{\to} {CaCO}_{3}

2 Na + 2 H_{2} O \underset{}{\to} 2 NaOH + H_{2}

Mg + {CuSO}_{4} \underset{}{\to} {MgSO}_{4} + Cu

{NH}_{4} {NO}_{2} \underset{}{\to} N_{2} + 2 H_{2} O

{CuSO}_{4} + 2 NaOH \underset{}{\to} Cu (OH)_{2} {Na}_{2} {SO}_{4}

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