Classify each of the following as a physical or chemical property

physical
chemical-property

#1

Classify each of the following as a physical or chemical property.
a. Iron and oxygen form rust.
b. Iron is more dense than aluminum.
c. Magnesium burns brightly when ignited.
d. Oil and water do not mix.
e. Mercury melts at – 39°C.

Answer:

The statement shows how magnesium reacts chemically. Therefore, it is a chemical property.