Raaz Malhotra
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Poll

on adding an aluminum strip to zinc sulphate solution, the observations made are:

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Poll Results

52.94%(a) No change in colour of the solution, new coating on aluminium. ( 18 voters )
11.76%(b) Colour of solution changes to blue-black deposits on aluminium. ( 4 voters )
20.59%(c) Solution turns green, reddish-brown deposits on aluminium. ( 7 voters )
14.71%(d) Solution colourless, green deposits on aluminium' ( 5 voters )
Based On 34 Votes

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1 Answer

  1. (a) 2A1 + 3ZnSO₄ ⟶ A1₂(SO₄)₃ + 3Zₙ
    There is no change in the colour of the solution but a new coating of Zn on Al is formed.

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