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Chemical Properties

Which of the ...

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Which of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution? 1. The solution turns blue 2. The solution is decolourised. 3. SO2 is reduced 4. Green Cr2(SO4)3 is formed

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Q. Which one of the following statements is correct when

S O_{2}

is passed through acidified

K_{2} C r_{2} O_{7}

Q. When SO₂ is passed through acidified K₂Cr₂O₇ solution.
(a) The solution turns green
(b) The solution is decolourized
(c) Reduction of SO₂ takes place
(d) Green ppt of Cr₂(SO₄)₃ is formed

Q. Which one of the following statements is correct when

S O_{2}

is passed through acidified

K_{2} C r_{2} O_{7}

Q. What happens when

S O_{2}

is passed through acidified

K_{2} C r_{2} O_{7}

Q. If true enter 1, else enter 0.

S O_{2}

turns acidified

K_{2} C r_{2} O_{7}

solution green. Oxidation number of the green coloured ion is 3

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