Chapter 1 Test 1
  • 1. A chemical can be defined as:
A) a toxic substance
B) any substance that has a definite composition
C) an unnatural additive placed in food
D) any substance that is not alive
  • 2. Inorganic chemistry is the study of:
A) the identification of the composition of materials
B) non-carbon related compounds
C) mathematical modeling
D) the chemistry of living things
  • 3. Organic chemistry is the study of:
A) crystals and minerals
B) properties, changes, and relationships between energy and matter
C) the chemistry of living things
D) carbon-containing compounds
  • 4. Technological development often occurs:
A) long after the basis research is complete
B) by accident
C) in order go learn basic information
D) only to make money
  • 5. Basic research is usually performed
A) to understand an environmental problem
B) to solve a particular problem.
C) to develop new products
D) to gain knowledge
  • 6. Applied research is carried out in order to
A) to learn basic information
B) by accident
C) to solve a particular problem
D) in order to make money
  • 7. Which of the following is an intensive property of matter?
A) volume
B) amount of energy
C) density
D) mass
  • 8. The two most important properties of all matter are
A) taking up space and having mass
B) the ability to carry an electric current well and to hold electric charge
C) being malleable and ductile
D) being brittle and hard
  • 9. An atom is
A) smaller than an electron
B) always made of carbon
C) the smallest unit of matter that maintains its chemical identity
D) the smallest unit of a compound
  • 10. A measure of the quantity of matter is
A) volume
B) density
C) weight
D) mass
  • 11. Matter includes all of the following except
A) light
B) air
C) water vapor
D) smoke
  • 12. A true statement about mass is that
A) mass is expressed in pounds
B) mass is determined by comparing the mass of an object with a set of standard masses that are part of a balance
C) mass if often measured with a spring scale
D) as the force of Earth's gravity on an object increases, the object's mass increases
  • 13. Which of the following is not a physical change?
A) cutting
B) boiling
C) grinding
D) burning
  • 14. Which of the following is not a chemical change?
A) rusting
B) burning
C) melting
D) igniting
  • 15. Nitrogen monoxide and oxygen, both colorless gases, form a red-brown gas when mixed. Nitrogen monoxide and oxygen are called the
A) products
B) synthetics
C) equilibria
D) reactants
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