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5 Written questions

5 Matching questions

  1. What is an atom?
  2. What is a neutron?
  3. What are elements?
  4. What is a polar molecule?
  5. What is an electron?
  1. a The smallest unit of matter that still retains the properties of an element.
  2. b Substances that cannot be broken down into other substances.
  3. c an electronically neutral subatomic particle.
  4. d A subatomic particle w/ a negative charge.
  5. e a molecule that has opposite charges on opposite ends.

5 Multiple choice questions

  1. up to 8 electrons.
  2. cohesion
  3. A compound held together by ionic bonds.
  4. the number of electrons it has.
  5. The number of electrons in the outermost shell.

5 True/False questions

  1. What is a proton?an electronically neutral subatomic particle.

          

  2. How many electrons can the inner shell of an atom hold?up to 8 electrons.

          

  3. Which part of the atom has the most energy?The outer shell.

          

  4. The number of covalent bonds an atom can form is equal to what?the number of electrons it has.

          

  5. What is a radioactive isotope?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

          

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