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AP EAMCET201726 Apr 2017Evening ShiftChemistryRedox ReactionsActual

One litre of 0.15 M Na ₂ SO ₃ aqueous solution is mixed with 500 ~mL of 0.2 M K ₂ Cr ₂ O ₇ aqueous solution in acid medium. What is the concentration (in mol L ⁻¹ ) of unreacted K ₂ Cr ₂ O ₇ in the resultant solution?

Options

  1. A1. 1 3
  2. B1 20
  3. C1 300
  4. D1 30

Correct answer

D. 1 30

Step-by-step solution

No solution. Refer to answer key.

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