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Question: Answered & Verified by Expert
Match List-I with List-II for the compositions of substances and select the correct answer using the codes given below the lists.


Codes:
$\begin{array}{llll}\mathrm{A} & \mathrm{B} & \mathrm{C} & \mathrm{D} \\
\end{array}$
Chemistrys Block ElementsVITEEEVITEEE 2012
Options:
  • A 3 4 1 2
  • B 2 3 4 1
  • C 1 2 3 5
  • D 4 3 2 1
Solution:
2004 Upvotes Verified Answer
The correct answer is: 2 3 4 1
(A) Plaster or Par is $=\mathrm{CaSO}_{4} \cdot \frac{1}{2} \mathrm{H}_{2} \mathrm{O}$
(B) Epsomite $=\mathrm{MgSO}_{4} \cdot 7 \mathrm{H}_{2} \mathrm{O}$
(C) Kieserite $=\mathrm{MgSO}_{4} \cdot \mathrm{H}_{2} \mathrm{O}$
(D) Gypsum $=\mathrm{CaSO}_{4} \cdot 2 \mathrm{H}_{2} \mathrm{O}$

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