Question

The correct sequence of reagents for the preparation of Q and R is :

(1) (i) Cr₂O₃, 770 K, 20 atm ; (ii) CrO₂Cl₂, H₃O⁺; (iii) NaOH ; (iv) H₃O⁺

(2) (i) CrO₂Cl₂, H₃O⁺ ; (ii) Cr₂O₃, 770 K, 20 atm; (iii) NaOH ; (iv) H₃O⁺

(3) (i) KMnO₄, OH^– ; (ii) Mo₂O₃, A; (iii) NaOH ; (iv) H₃O⁺

(4) (i) Mo₂O₃, \(\Delta\) ; (ii) CrO₂Cl₂, H₃O⁺ ; (iii) NaOH ; (iv) H₃O⁺

Answer 1

(1) (i) Cr₂O₃, 770 K, 20 atm ; (ii) CrO₂Cl₂, H₃O⁺; (iii) NaOH ; (iv) H₃O⁺