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