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5 Written questions

5 Matching questions

  1. What is a radioactive isotope?
  2. What is a neutron?
  3. The number of covalent bonds an atom can form is equal to what?
  4. What is matter?
  5. What is ion?
  1. a is one in which the nucleus decays, giving off particles of energy.
  2. b an electronically neutral subatomic particle.
  3. c The number of additional electrons needed to fill its outer shell.
  4. d The term for atoms that are electronically charged as a result of gaining/losing electrons.
  5. e Anything that has mass and occupies space.

5 Multiple choice questions

  1. Changes is the chemical compound of matter.
  2. A subatomic particle w/ a negative charge.
  3. the polarity of the water molecule
  4. the number of electrons it has.
  5. 25.

5 True/False questions

  1. What is a molecule?a molecule that has opposite charges on opposite ends.

          

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

          

  3. What is a covalent bond?Formed when a particularly positive atom from one polar molecule is attracted to the partially negative atoms in another molecule.

          

  4. What is a polar molecule?a molecule that has opposite charges on opposite ends.

          

  5. What is mass?Anything that has mass and occupies space.

          

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