1.

Plaster of Paris is [CPMT 1972, 76, 78, 83, 87, 88, 90, 91, 93, 94; JIPMER 2002; MP PET 1986, 2001; BHU 1992, 95, 2000; MNR 1982; DCE 2000; Manipal MEE 1995; NCERT 1976; Bihar MEE 1997; EAMCET 1978; AMU 1982, 84; DPMT 1982, 83]

A. \[CaS{{O}_{4}}.2{{H}_{2}}O\]
B. \[CaS{{O}_{4}}.3{{H}_{2}}O\]
C. \[CaS{{O}_{4}}.{{H}_{2}}O\]
D. \[CaS{{O}_{4}}.\frac{1}{2}{{H}_{2}}O\]
Answer» E.


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