Language structure

COMPARATIVE AND SUPERLATIVE (REVIEW)

When the process is described at the moment of happening, the present continous passive is used.

e.g. They become increasingly less volatile and more deeply coloured on descending Group 17.
e.g. Fluorine is the strongest oxidizing agent and iodine is the weakest.
e.g. Therefore, they are less strongly attracted to the nucleus and the electronegativity decreases.