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Which of the following properties is a chemical property of phosphorus?

a) it burns in air
b) it is a white waxy solid
c) it melts to form a viscous liquid at 44.1 oC
d) Both a and c are both examples of chemical properties.
e) a, b, and c are examples of chemical properties.

i think it's A? but confused about B and pretty sure it's not C

  • chemistry -

    You are correct that it is A. Color, melting point, boiling point, size, density, etc are physical changes. b is a physical change as is c.

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