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5 Written Questions

5 Matching Questions

  1. Which part of the atom has the most energy?
  2. The bond between the hydrogen atom of one water molecule and the oxygen atom of another water molecule is made possible by
  3. What are isotopes?
  4. What is a radioactive isotope?
  5. The number of covalent bonds an atom can form is equal to what?
  1. a The outer shell.
  2. b is one in which the nucleus decays, giving off particles of energy.
  3. c The number of additional electrons needed to fill its outer shell.
  4. d the polarity of the water molecule
  5. e Elements that exist in different forms
    Forms of an element that differ in mass
    Same num of protons and electrons but diff num of neutrons

5 Multiple Choice Questions

  1. cohesion
  2. Changes is the chemical compound of matter.
  3. The number of electrons in the outermost shell.
  4. The number of protons in an atom.
  5. Ionic

5 True/False Questions

  1. What is matter?Anything that has mass and occupies space.


  2. What is an ionic bond?The attraction btwn opposite charged ions.


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


  4. What physical states is matter found in?Anything that has mass and occupies space.


  5. How many electrons can the inner shell of an atom hold?2.


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