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ChemistryJEE Main 24 Jan 2026, Shift 2·Q8·MCQ·Easy–moderate

p-Block (15–18) · Chlorine with cold alkali

One mole of ClX2\ce{Cl2} (g) was passed into 2 L of cold 2M KOH solution. After the reaction, the concentrations of ClX−\ce{Cl-}, ClOX−\ce{ClO-} and OHX−\ce{OH-} are respectively (assume volume remains constant)
  1. (1)0.75 M, 0.75 M, 1 M
  2. (2)0.5 M, 0.5 M, 0.5 M
  3. (3)0.5 M, 0.5 M, 1 M
  4. (4)1 M, 1 M, 1 M

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See the full 24 Jan 2026, Shift 2 paper