Biology 1 - Chapter 2 Vocab Quiz A

15 Questions | Total Attempts: 150

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Biology 1 - Chapter 2 Vocab Quiz A

Questions and Answers
  • 1. 
    An atom, radical or molecule that has gained or lost one or more electrons and has a negative or positive charge is called a(n) ___.
    • A. 

      Ion

    • B. 

      Element

    • C. 

      Atom

    • D. 

      Non-polar molecule

  • 2. 
    A(n) ___ is a pure substance made of only one kind of atom.
    • A. 

      Element

    • B. 

      Compound

    • C. 

      Atom

    • D. 

      Ion

  • 3. 
    A(n) ___ is a substance made up of the joined atoms of two or more different elements.
    • A. 

      Compound

    • B. 

      Element

    • C. 

      Ion

    • D. 

      Molecule

  • 4. 
    An attraction between substances of the same kind is referred to as ___.
    • A. 

      Cohesion

    • B. 

      Adhesion

    • C. 

      Ionic bonding

    • D. 

      Chemical friendship

  • 5. 
    An attraction between different substances is called ___.
    • A. 

      Cohesion

    • B. 

      Adhesion

    • C. 

      Chemical friendship

    • D. 

      Covalent bonding

  • 6. 
    A(n) ___ is the smallest unit of a substance that keeps all of the physical and chemical properties of that substance.It can consist of one element or two or more elements bonded together.
    • A. 

      Molecule

    • B. 

      Compound

    • C. 

      Ion

    • D. 

      Solution

  • 7. 
    A(n) ___ forms when atoms share a pair of electrons.
    • A. 

      Covalent bond

    • B. 

      Ionic bond

    • C. 

      Hydrogen bond

    • D. 

      Savings bond

  • 8. 
    The positive region of one water molecule is attracted to the negative region of another water molecule in a(n) ___.
    • A. 

      Covalent bond

    • B. 

      Hydrogen bond

    • C. 

      Ionic bond

    • D. 

      Metallic bond

  • 9. 
    The smallest unit of matter that cannot be broken down by chemical means is a(n) ___.
    • A. 

      Cell

    • B. 

      Atom

    • C. 

      Element

    • D. 

      Compound

  • 10. 
    A(n) ___ forms through the electrical force between oppositely charged ions.
    • A. 

      Ionic bond

    • B. 

      Covalent bond

    • C. 

      Hydrogen bond

    • D. 

      James Bond

  • 11. 
    A substance that releases protons (H+ ions) in solution is a(n) ___.
    • A. 

      Acid

    • B. 

      Base

    • C. 

      Buffer

    • D. 

      Solute

  • 12. 
    ___ is the measure of hydrogen ions (H+) in a solution.
    • A. 

      PH

    • B. 

      Specific heat

    • C. 

      Hydronium scale

    • D. 

      POH

  • 13. 
    A substance that removes protons (H+ ions) from a solution is a(n) ___.
    • A. 

      Acid

    • B. 

      Base

    • C. 

      Buffer

    • D. 

      Solute

  • 14. 
    A mixture that is consistent throughout is called a(n) ___.
    • A. 

      Solution

    • B. 

      Solvent

    • C. 

      Solute

    • D. 

      Acid

  • 15. 
    A(n) ___ is a substance that dissolves in a solvent.
    • A. 

      Solute

    • B. 

      Solution

    • C. 

      Heterogeneous mixture

    • D. 

      Buffer

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