For the reaction,

$${I^ - } + ClO_3^ - + {H_2}S{O_4} \to C{l^ - } + HSO_4^ - + {I_2}$$

the correct statement(s) in the balanced equation is/are

The pair(s) of reagents that yield paramagnetic species is/are

In the reaction shown below, the major product(s) formed is/are

Hydrogen bonding plays a central role in the following phenomena