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5 Written questions

5 Matching questions

  1. What is a molecule?
  2. The number of covalent bonds an atom can form is equal to what?
  3. What determines the chemical properties of an atom?
  4. What are elements?
  5. What is an electron?
  1. a Substances that cannot be broken down into other substances.
  2. b Atoms held together by covalent bonds.
  3. c The number of additional electrons needed to fill its outer shell.
  4. d A subatomic particle w/ a negative charge.
  5. e The number of electrons in the outermost shell.

5 Multiple choice questions

  1. Changes is the chemical compound of matter.
  2. 2.
  3. 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
  4. The number of protons in an atom.
  5. is one in which the nucleus decays, giving off particles of energy.

5 True/False questions

  1. The number of shells an atom has depends on what?the number of electrons it has.


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


  3. What is a neutron?an electronically neutral subatomic particle.


  4. What primarily determines how an atom behaves?Electrons.


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


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