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5 Written questions

5 Matching questions

  1. What is an ionic bond?
  2. What is an ionic compound?
  3. What is mass?
  4. What is a polar molecule?
  5. The bond between the hydrogen atom of one water molecule and the oxygen atom of another water molecule is made possible by
  1. a a molecule that has opposite charges on opposite ends.
  2. b The sum of the number of protons and neutrons in its nucleus.
  3. c A compound held together by ionic bonds.
  4. d The attraction btwn opposite charged ions.
  5. e the polarity of the water molecule

5 Multiple choice questions

  1. Atoms held together by covalent bonds.
  2. Solid
  3. Protons and neutrons.
  4. The smallest unit of matter that still retains the properties of an element.
  5. is one in which the nucleus decays, giving off particles of energy.

5 True/False questions

  1. What is an electron?an electronically neutral subatomic particle.


  2. The number of covalent bonds an atom can form is equal to what?The number of additional electrons needed to fill its outer shell.


  3. What determines the chemical properties of an atom?the atomic number.


  4. What is a proton?A subatomic particle w/ a single unit of positive electrical charge (+)


  5. What is ion?The term for atoms that are electronically charged as a result of gaining/losing electrons.