Question

part c
crf₂
spell out the full name of the compound.
part d
crcl₂
spell out the full name of the compound.

Explanation:

In naming ionic compounds with transition - metals, we state the metal name followed by its oxidation state in Roman numerals in parentheses and then the non - metal name with an appropriate suffix. Fluorine has a charge of - 1 and chlorine has a charge of - 1. In $CrF_2$ and $CrCl_2$, chromium has an oxidation state of + 2.

Answer:

Part C: Chromium(II) fluoride
Part D: Chromium(II) chloride