Answer: Option (d) is the correct answer.
Step-by-step explanation:
A chemical property is a property in which there occurs change in chemical composition of the compound.
For example, toxicity, reactivity, volatility etc are all chemical properties.
Whereas a property which shows no change in chemical composition of a substance is known as physical property.
For example, mass, density, volume are all physical properties.
Thus, we can conclude that out of the given options volatility is a chemical property.