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CSS Solved Papers
Physics Chemistry

Entry Test MCQ :: s-BLOCK ELEMENTS

  The ore CaSO4.H2O has the general name
[A]. Gypsum[B]. Dolomite
[C]. Calcite[D]. Plaster of Paris

Answer: Option A
SHEHZAD said:    
 
GYPSUM IS IN DIHYDRATE FORM HAVING FORMULA CaSO4.2H2O
ALI said:    
 
A is ryt
hania said:    
 
if a is r8 than how
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