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Science · 2024 · 1 mark
CBSE 2024 · Region 2 · Set 3 · Q1
An iron nail is placed in a solution of copper sulphate. The nail is taken out after 15 minutes. The nail will be found to be covered with:
An iron nail is placed in a solution of copper sulphate. The nail is taken out after $\displaystyle 15$ minutes. The nail will be found to be covered with :
Official answer
(B)
brown deposit
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