A) \[{{\operatorname{CaSO}}_{4}}.2{{H}_{2}}O\]
B) \[{{\operatorname{CaSO}}_{4}}\]
C) \[{{\operatorname{CaSO}}_{4}}.1/2{{H}_{2}}O\]
D) \[{{\operatorname{SC}}_{3}}\,and\,\,CaO\]
Correct Answer: C
Solution :
\[{{\operatorname{CaSO}}_{4}}\frac{1}{2}{{H}_{2}}0\] \[\begin{align} & 2CaS{{O}_{4}}.2{{H}_{2}}O \xrightarrow{390\operatorname{K}}2CaS{{O}_{4}}\frac{1}{2}{{H}_{2}}O+3{{H}_{2}}O \\ & gypsum~~~~~~~~plaster of pairs \\ \end{align}\]You need to login to perform this action.
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