Regents Chemistry June 2023
5 Which statement describes a chemical property of iron? (1) Iron is malleable. (2) Iron conducts electricity. (3) Iron reacts with nitric acid.
(4) Iron has a high melting point.
Solution: A chemical property describes something that changes the identity of a substance. A chemical change represents a reaction. We are looking for a reaction which can be found in choice 3. The rest of the properties described are physical properties.
Answer: 3
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