Question

14. An iron knife kept in blue copper sulphate solution turns the blue solution into light green. Explain. [3]​

Answer 1

Explanation:

An iron knife is dipped in a blue copper sulphate solution turns the blue solution green as iron is more reactive than copper so iron will displace copper from its solution and the blue colour of copper sulphate will turn into green. This is known as Displacement reaction

Answer 2

Answer:

$\huge{\textbf{\textsf{{\color{navy}{An}}{\purple{sw}}{\pink{er}} {\color{pink}{:}}}}}$

Explanation:

An iron knife is dipped in a blue copper sulphate solution turns the blue solution green as iron is more reactive than copper so iron will displace copper from its solution and the blue colour of copper sulphate will turn into green. This is known as Displacement reaction.

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