1.

Match List-1 with List-11 and select the correct answer using the code given below the lists: List-I (Commercial name of Refrigerant) List-II (Chemical formula of Refrigerant) A. R 11 1. \[CHCl{{F}_{2}}\] B. R 12 2. \[CC{{l}_{2}}{{F}_{2}}\] C. R 13 3. \[CC{{l}_{3}}{{F}_{{}}}\] D. R 22 4. \[Cl{{F}_{3}}\] Codes:

A. A\[\to \]3, B\[\to \]1, C\[\to \]4, D\[\to \]3
B. A\[\to \]4, B\[\to \]2, C\[\to \]3, D\[\to \]1
C. A\[\to \]3, B\[\to \]2, C\[\to \]4, D\[\to \]1
D. A\[\to \]4, B\[\to \]1, C\[\to \]3, D\[\to \]2
Answer» D. A\[\to \]4, B\[\to \]1, C\[\to \]3, D\[\to \]2


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