Identify A, B, C (Chromyl Chloride Test): 1. $$NaCl + K_2Cr_2O_7 + H^+ \rightarrow \mathbf{A}$$ (Red Vapor) 2. $$\mathbf{A} + NaOH \rightarrow \mathbf{B}$$ (Yellow Soln) 3. $$\mathbf{B} + H_2O_2/H^+ \rightarrow \mathbf{C}$$ (Blue Soln)

Question

Identify A, B, C (Chromyl Chloride Test):  1.  $$NaCl + K_2Cr_2O_7 + H^+ \rightarrow \mathbf{A}$$  (Red Vapor)  2. $$\mathbf{A} + NaOH \rightarrow \mathbf{B}$$  (Yellow Soln)  3. $$\mathbf{B} + H_2O_2/H^+ \rightarrow \mathbf{C}$$  (Blue Soln)

Canvas Classes · Accepted Answer

A: $$CrO_2Cl_2$$  (Chromyl Chloride)  B: $$Na_2CrO_4$$  (Sodium Chromate)  C: $$CrO_5$$   (Blue Perchromate)   Tip: This sequence confirms Chloride ( $$Cl^-$$  ).

Expert Answer

Master this topic with Flashcards

Related Questions in JEE Main 2026