Match using Greek prefixes (mono- on the second element only when needed). List I: P ICl, Q BrF5, R Cl2O, S ClO2. List II: 1 chlorine dioxide, 2 iodine monochloride, 3 dichlorine monoxide, 4 bromine pentafluoride.

JEE Main levelSingle correct optionDifficulty 2 of 3bn072

Match using Greek prefixes (mono- on the second element only when needed). List I: P $ICl$ , Q $BrF X_{5}$ , R $Cl X_{2} O$ , S $ClO X_{2}$ . List II: 1 chlorine dioxide, 2 iodine monochloride, 3 dichlorine monoxide, 4 bromine pentafluoride.

ICl

is iodine monochloride,

BrF X_{5}

bromine pentafluoride,

Cl X_{2} O

dichlorine monoxide (two Cl, one O) and

ClO X_{2}

chlorine dioxide (the first element takes no mono-).