Answer
(a) intensive
(b) intensive
(c) intensive
(d) extensive
(e) intensive
Work Step by Step
(a) intensive
Color is an intensive property of a substance because it does not depend on how much of the substance there is.
(b) intensive
The shape of an object is an intensive property of that object because it does not depend on how much of the substance there is.
(c) intensive
The reactivity of a substance is an intensive property because it does not depend on how much of the substance there is.
(d) extensive
The mass of a substance is an extensive property because its value depends on how much of a substance there is.
(e) intensive
Density is an intensive property of a substance because it does not depend on how much of the substance there is.