this two cannot be used at physical properties of matter: color and shape melting point and boiling point

Brief Explanations:

Both color and shape, as well as melting - point and boiling - point are physical properties of matter. Color and shape describe the appearance of matter, while melting - point and boiling - point are related to phase changes. There is an error in the statement that "These two cannot be used as physical properties of matter" as all of these are physical properties.

Answer:

The statement in the question is incorrect as all the given properties (color, shape, melting point, boiling point) are physical properties of matter.