Question

phosphorus trichloride is used in the production of chemicals that keep plants from growing in a specific area. this compound is made of phosphorus and chlorine atoms. what two symbols would make up the chemical formula of this covalent compound? p and c p and cl pr and ce pr and cr

Explanation:

Phosphorus has the symbol \(P\). Chlorine has the symbol \(Cl\). In the name "phosphorus trichloride", "phosphorus" refers to the element phosphorus (\(P\)) and "chloride" refers to chlorine (\(Cl\)). The other options have incorrect symbols: \(C\) is carbon (not related here), \(Pr\) is praseodymium (not in the compound), \(Ce\) is cerium (not in the compound), \(Cr\) is chromium (not in the compound).

Answer:

B. \(P\) and \(Cl\)