When sodium hydroxide solution is added to copper sulfate solution, a blue precipitate of copper hydroxide is formed along with sodium sulfate solution. What kind of chemical reaction takes place between them?

Chemical combination reaction

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Chemical decomposition reaction

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Chemical displacement reaction

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Chemical double decomposition reaction

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Solution

The correct option is B Chemical double decomposition reaction
Copper sulfate solution reacts with sodium hydroxide solution to form a precipitate of copper hydroxide.
According to the equation:
$2 N a O H + C u S O_{4} \to N a_{2} S O_{4} + C u (O H)_{2} ↓$

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Q. Write equation for the reaction that will take place when copper sulphate solution is added to sodium hydroxide solution.

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When sodium hydroxide solution is added to copper sulfate solution, a blue precipitate of copper hydroxide is formed along with sodium sulfate solution. What kind of chemical reaction takes place between them?

The correct option is B Chemical double decomposition reactionCopper sulfate solution reacts with sodium hydroxide solution to form a precipitate of copper hydroxide.According to the equation: 2NaOH+CuSO4→Na2SO4+Cu(OH)2↓

The correct option is B Chemical double decomposition reaction
Copper sulfate solution reacts with sodium hydroxide solution to form a precipitate of copper hydroxide.
According to the equation:
$2 N a O H + C u S O_{4} \to N a_{2} S O_{4} + C u (O H)_{2} ↓$