1.

Match the chemicals in Group I with the possible type/class in Group II

A. P-2, Q-4, R-1, S-3
B. P-4, Q-1, R-2, S-3
C. P-3, Q-1, R-2, S-4
D. P-4, Q-2, R-1, S-3
Answer» B. P-4, Q-1, R-2, S-3


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