Covalent Naming

Master naming covalent compounds! This worksheet helps students practice using prefixes to name molecules from their chemical formulas.

Match up the prefixes mono 1 di 2 3 tri 4 tetra penta 5 Match up the prefixes hexa 6 hepta 7 8 octa 9 nona deca 10 Which statement correctly explain when the prefix mono can and cannot be used when naming covalent compounds? Mono can be on the first element and the second one. Mono can be used on the second element, but not the first element. Mono can be used on the first element, but not the second element. Mono should not be used on either element. What is the name of PCl3? monophosphorus trichloride phosphorus trichloride phosphorus chloride phosphorus trichlorine Match the names with the correct formulas. CO carbon monoxide SCl2 sulfur dichloride P2S5 diphosphorus pentasulfide CCl4 carbon tetrachloride TeBr2 tellurium dibromide TeBr3 tellurium tribromide CCl5 carbon pentachloride P7S6 heptaphosphorus hexasulfide CO2 carbon dioxide S2Cl disulfur monochloride