Question

व्हाट इज रिवर्सिबल रिएक्शन विद एग्जांपल​

Answer 1

Answer:

A double salt which contains fourth period alkali meal (A) is potash alum  K2SO4 . Al2(SO4)3 . 24H2O  2. On heating potash alum (A) 500 k give anhydrous potash alum (or) burnt alum (B). 3. Aqueous solution of burnt alum, has sulphates ion, potassium ion and aluminium ion. Sulphate ion reacts with BaCl2 to form white precipitate of Barium Sulphate (SO4)2 + BaCl2 → BaSO4 + 2Cl-  Aluminium ion reacts with alizarin solution to give a red colour compoundRead more on Sarthaks.com - https://www.sarthaks.com/868084/a-double-salt-which-contains-fourth-period-alkali-metal

Explanation: