For the given aqueous reactions, which of the statement (s) is (are) true?
A
The first reaction is a redox reaction
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B
White precipitate is Zn3[Fe(CN)6]2
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C
Addition of filtrate to starch solution gives blue colour
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D
White precipitate is soluble in NaOH solution
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Solution
The correct options are A The first reaction is a redox reaction C Addition of filtrate to starch solution gives blue colour D White precipitate is soluble in NaOH solution