In which of the following ways is lithium different from the other alkali metals?
A)Its salts are much more soluble in water than those of the other alkali metals.
B)It has an unusually high density.
C)It forms molecular compounds with the hydrocarbon groups of organic halides.
D)Its ionization energy is lower than expected.
E)It does not react with water at room temperature.

Question

Quizplus · Accepted Answer

Lithium is unique among alkali metals because it can form molecular compounds with the hydrocarbon groups of organic halides, unlike the other alkali metals which typically do not form such compounds. This is due to its small size and the ability to form covalent bonds with carbon.

In Which of the Following Ways Is Lithium Different from the Other