# Chapter 2 - Atoms, Molecules, and Ions - Questions & Problems - Page 72: 2.100

#### Work Step by Step

We know that all of the given substances are molecular compounds. The prefixes are used to show the number of atoms in a molecule. The names of the compounds are nitrogen trifluoride $(NF_3)$, phosphorus pentabromide $(PBr_5)$ and sulfur dichloride $(SCl_2)$.

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