. Find the incorrect match- COMPOUND USES
A. NaHCO3 Baking soda B. NaOH Conc. Of Bauxite
C. Quick lime cement making D. 2CaSO4.H2O Dead blunt plaster
Best Answer
(d)
Above 393 K, on heating gypsum no water of crystalline is left and anhydrous calcium sulphate, CaSO4 is formed. This is known as ‘dead blunt plaster’.
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