1. Which of the following does not apply to a chemical compound?
A. A chemical compound consists of two or more elements.
B. The elements in a compound are combined in definite proportions.
C. The characteristics of the compound are different from the characteristics of the elements from
which it is made.
D. Compounds can be separated into their constituent elements using only physical methods.
E. A chemical compound can also be classified as a pure substance.
2. A combination of two or more substances that can be separated by using only a physical process is:
A. an element.
B. a substance.
C. a composition.
D. a compound.
E. a mixture.
3. Which image(s) in the figure represents a mixture of two elements?
A. image D
B. images C and D
C. image B
D. image A
E. image C
4. The symbol for the element potassium is__________.
A. Po
B. Pa
C. Pt
D. P
E. K
CHM-101-A Exam 1 Version 1
September 12, 2006
Copyright 2006 by James P. Birk
1. Which of the following does not apply to a chemical compound?
A. A chemical compound consists of two or more elements.
B. The elements in a compound are combined in definite proportions.
C. The characteristics of the compound are different from the characteristics of the elements from
which it is made.
D. Compounds can be separated into their constituent elements using only physical methods.
E. A chemical compound can also be classified as a pure substance.
2. A combination of two or more substances that can be separated by using only a physical process is:
A. an element.
B. a substance.
C. a composition.
D. a compound.
E. a mixture.
3. Which image(s) in the figure represents a mixture of two elements?
A. image D
B. images C and D
C. image B
D. image A
E. image C
4. The symbol for the element potassium is__________.
A. Po
B. Pa
C. Pt
D. P
E. K
CHM-101-A Exam 1 Version 1
September 12, 2006
Copyright 2006 by James P. Birk
5. The physical state of matter which does not have a...