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