Question

which of these properties is a physical property of a compound?
o tendency to rust
o reactivity
o melting temperature
o flammability

Explanation:

Physical properties can be observed or measured without changing the substance's chemical identity. Melting temperature is a physical property as it describes a state - change point without altering the compound chemically. Tendency to rust, reactivity, and flammability involve chemical changes.

Answer:

melting temperature