Q5
1 markMCQSection A

The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is:

Metals and Non-metals
Chemical Properties of Metals

Options

(A)Blue
(B)Pale green
(C)Yellow
(D)Reddish brown
Official Answer

The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is pale green.

pale green

Marking Scheme

  • 11 mark

Hint

Recall the reaction between iron and copper sulphate solution.

Quick Oral Answer

The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is pale green.

Analysis & Explanation

The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is pale green.

Common Mistakes

  1. 1Confusing the colour of the solution.

Interesting Facts

Iron displaces copper from copper sulphate solution.

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Frequently Asked Questions

How many marks does this question carry in CBSE Class 10 Science 2025?

This question carries 1 mark in the CBSE Class 10 Science 2025 examination.

Which chapter does this question come from in Science?

This question is from the chapter "Metals and Non-metals" in the CBSE Class 10 Science syllabus.

What topic does this question cover in Science?

This question covers the topic "Chemical Properties of Metals" from CBSE Class 10 Science.

What type of question is this in the CBSE Class 10 Science 2025 paper?

This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.