8. What aubetance is composed of only one kind of atom?
A. Clement
B. Compound
C. Ture substance
D. Mixture
9. When one or more substance is combined it is called
A. Element
B. Compound
C. Pure substance
D. Mixture
10. Which of the following set of properties talks about a compound? I. Made up of one or more atoms II. Joined through chemical process In. Composed of one or more substance IV. Mixtures of one or more different substances
A. I and II only
B. II and III only
C. III and IV only
D. I, II, III, IV
11. Which of the following set of properties talks about an element? I. Made up of one or more atoms with same properties II. Cannot be separated through any process III. Composed of one or more substance IV. Mixtures of one or more elements
A. I and II only
B. II and III only
C. III and IV only
D. I, II, III, IV​