1. Jeopardy VOCAB PERIODIC TABLE ELEMENTS SYMBOLS Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy WHATEVER

2. $100 VOCAB the levels that electrons orbit around an atom’s nucleus

3. $200 VOCAB the seven horizontal rows of the periodic table with elements grouped by the number of electrons in the outer shells

4. $300 VOCAB particles of an atom that orbit its nucleus and have a negative charge

5. $400 VOCAB the number of an atom’s protons

6. $500 VOCAB Periodic means a. happening at regular intervals. b. happening frequently. c. happening very rarely. d. happening three or four times a year.

7. $100 PERIODIC TABLE Most molecules are composed of what? a.one or more elements b.three or more elements c.two or more elements d.four or more elements

8. $200 PERIODIC TABLE How are electrons in an atom organized? a.energy levels c.groups b.valence levelsd.periods

9. $300 PERIODIC TABLE Most of the elements in the periodic table are _____.

10. $400 PERIODIC TABLE Each vertical column on the periodic table is called a(an) a.period. c.element. b.group. d.property.

11. $500 PERIODIC TABLE The elements to the right of the zigzag line on the period table are called a.nonmetals. c.metalloids. b.metals. d.conductors.

12. $100 ELEMENTS This makes up about 20% of the air we breathe.

13. $200 ELEMENTS Most metals are a.solid at room temperature. b.dull. c.bad conductors of electric current. d.not malleable.

14. $300 ELEMENTS This metal, part of the Boron Group, is used for aircraft parts.

15. $400 ELEMENTS Which of the following properties of metals means that it can be drawn into wires? a.electrical conductivity c.ductility b.malleability d.flexibility

16. $500 ELEMENTS What are the only parts of an atom that make chemical bonds? a.protons in the nucleus b.electrons in the nucleus c.neutrons in the nucleus d.valence electrons

17. $100 SYMBOLS What is necessary for substances to burn? a.hydrogen c.helium b.oxygen d.carbon

18. $200 SYMBOLS How do the physical and chemical properties of the elements change? a.within a group b.within a family c.across each period d.across each group

19. $300 SYMBOLS The carbon group has two metalloids, both of which are used to make a.dinnerware.c.cans. b.foil. d.computer chips.

20. $400 SYMBOLS What is the most important factor in determining how an atom will bond? a.the number of protons b.the number of neutrons c.the number of electrons in the innermost energy level d.the number of electrons in the outermost energy level

21. $500 SYMBOLS How many electrons fill the outermost energy level of an atom? a.4 c.8 b.6 d.10

22. $100 WHATEVER A rule that states that repeating chemical and physical properties of elements change periodically with the atomic number of the elements is the ______________________

23. $200 WHATEVER Proteins, fats, and carbohydrates, which are compounds of ____________, are necessary for life on Earth.

24. $300 WHATEVER Atoms of ___________________ have two outer-level electrons.

25. $400 WHATEVER Transition metals are a.good conductors of thermal energy. b.more reactive than alkali metals. c.not good conductors of electric current. d.used to make aluminum.

26. $500 WHATEVER What is the same within each group on the periodic table? a.number of protons b.number of atoms c. number of electrons d. number of valence electrons

27. Final Jeopardy This group of elements contains six unreactive nonmetals. Name the group. ( Not the group number)

28. Final Jeopardy Answer NOBLE GASES