NY Regents Chemistry Exam June 2022
47 Which substance is an electrolyte? (1) H2
Explanation: Eelctrolytes are substances that can conduct electricity. These are: metals, ionic compounds (liquid or dissolved in water), acids and bases. The list of most common acids and bases can be found on Table K and Table L on the Reference Table. HCl is an acid and should be an electrolyte. The rest of the compounds are molecular substances which do not conduct electricity.