Chemistry - CHEMICAL BONDING Question with Solution | TestHub

The INCORRECT statement is B. Not all halogens are colored gases at room temperature. For example, bromine is a reddish-brown liquid, and iodine is a dark purple solid at room temperature. The other statements are correct.

A. KO₂ is paramagnetic due to the presence of an odd number of electrons in the superoxide ion ($O_2^{-}$).

C. O₂ is paramagnetic due to two unpaired electrons in its ${\pi }^{\ast }$ antibonding molecular orbitals.

D. The bond order of OF is 1.5, calculated from its molecular orbital configuration.