JEE Advanced levelSingle correct optionDifficulty 3 of 3el109
Match List I with List II.
List I: (P) Dettol, (Q) Tincture of iodine, (R) Bithionol, (S) Chlorine at 0.2-0.4 ppm.
List II: (1) added to soaps, (2) disinfection of drinking water, (3) chloroxylenol with terpineol, (4) iodine in alcohol-water.
AP-3, Q-4, R-1, S-2
BP-1, Q-4, R-3, S-2
CP-4, Q-3, R-1, S-2
DP-3, Q-4, R-2, S-1
Answer: A
Dettol is chloroxylenol with terpineol, tincture of iodine is iodine in alcohol-water, bithionol is added to soaps, and 0.2-0.4 ppm chlorine disinfects drinking water.