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D and F Block Elements question

2004 · Shift 0 · Q46
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D and F Block Elements question

2004 · Shift 0 · Q46

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
Excess of KIKIKI reacts with CuSO4CuSO_4CuSO4​ solution and then Na2S2O3Na_2S_2O_3Na2​S2​O3​ solution is added to it. Which of the statements is incorrect for this reaction?
  1. A
    Cu2I2Cu_2I_2Cu2​I2​ is reduced
  2. B
    Evolved I2I_2I2​ is reduced
  3. C
    Na2S2O3Na_2S_2O_3Na2​S2​O3​ is oxidized
  4. D
    CuI2CuI_2CuI2​ is formed
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