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6. What do group numbers (on a periodic table) represent?

  • The number of electrons that occupy the outermost energy level
  • The number of protons
  • The number of electrons that occupy the innermost energy level
  • They do not represent anything

7. Define 'intermolecular forces'

  • Forces between the protons and electrons of an atom
  • Forces between different molecules
  • Forces within a molecule

8. What is the name given to elements in Group 7?

  • Acidic metals
  • Alkali Metals
  • Halogens
  • Alkaline Earth metals

9. Halogens react with alkali metals to form covalent compunds

  • False
  • True

10. What is a 'mixture'?

  • Substance that contains two or more elements or compounds that are not chemically combined
  • Substance that contains one type of compound
  • Substance that contains two or more elements or compounds that are chemically combined
  • Particles in a solution

11. What are compounds?

  • Substances where two or more particles are not chemically combined
  • Substances where two or more elements are chemically combined
  • Substances where two or more particles are chemically combined
  • Substances where two or more elements are not chemically combined

12. Covalent bonds form when....

  • Atoms gain or lose protons
  • Atoms share electrons
  • Atoms share protons
  • Atoms gain or lose electrons

13. What is the name given to elements in Group 1?

  • Halogens
  • Alkali Metals
  • Alkaline Earth metals
  • Acidic metals

14. What are atoms?

  • A compound
  • The structure of an element
  • A particle