An example of double-displacement reaction is:

B C l_{3} + C l^{-} \to {B C l_{4}}^{-}

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H C N + H_{2} O \to H_{3} O^{+} + C N^{-}

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H_{2} O_{2} + 2 B r^{-} + 2 H^{+} \to 2 H_{2} O + B r_{2}

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2 N a C l + C a S O_{4} \to N a_{2} S O_{4} + C a C l_{2}

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Solution

The correct option is D $2 N a C l + C a S O_{4} \to N a_{2} S O_{4} + C a C l_{2}$
Given example is a double-displacement reaction: two compounds react to form two different compounds:
$2 N a C l + C a S O_{4} \to N a_{2} S O_{4} + C a C l_{2}$

Suggest Corrections

Similar questions

P b + C u C l_{2} \to P b C l_{2} + C u

N a_{2} S O_{4} + B a C l_{2} \to B a S O_{4} + 2 N a C l

C + O_{2} \to C O_{2}

C H_{4} + 2 O_{2} \to C O_{2} + 2 H_{2} O

C l^{⊝}

S O_{4}^{2 -}

M g^{2 +}

C a^{2 +}

N a_{2} C O_{3}

C a S O_{4} + N a_{2} C O_{3} \to C a C O_{3} + N a_{2} S O_{4}

C a C l_{2} + N a_{2} C O_{3} \to C a C O_{3} + 2 N a C l

H_{2} O_{2} + H_{2} O_{2} \to 2 H_{2} O + O_{2}

CaO + H₂O → Ca(OH)₂ is an example of a:

KOH (aq) + HCl (aq) \to KCl (aq) + H_{2} O (l)