1. P ERIODIC T ABLE R EVIEW

2. 1. True or False Nonmetals are brittle and do not conduct electricity True

3. 2. What are the trends of radius: Left to Right Decrease Top to bottom Increase

4. 3. What are the trends of Ionization Energy: Left to Right Increase Top to bottom Decrease

5. 4. Which element has the larger radius? Ca or Ra Ra (Radium)

6. 5. What is the oxidation number of the halogen family?

7. 6. What element has the higher ionization energy? Cs or Rn Rn (radon)

8. 7. Which family can be found as elements in nature? Noble gases

9. 8. What family contains radioactive elements? Actinoids

10. 9. What is the name given to the elements that can behave like a metal or a nonmetal depending on the conditions? metalloids

11. 10. Name the Metalloids Boron, Silicon, Germanium, Arsenic, Antimony and Tellurium

12. 11. Dobereiner grouped ____ elements together and called them ________ Threes Triads

13. 12. The modern periodic table is arranged by what property? Atomic Number (new periodic law)

14. 13. What metallic family follows the transition metals on the periodic table? Post transition metals

15. 14. What is the most metallic element on the periodic table? Francium

16. 15. What is the most reactive metallic family on the periodic table? Alkali metals

17. 16. Which element has the smaller radius? Be or Ba Be (beryllium)

18. 17. John Newlands discovered that chemical and physical properties repeated every 8 elements. This is called Law of Octaves

19. 18. What is the most nonmetallic element on the periodic table? Fluorine

20. 19. What is the energy needed to remove an electron called? Ionization energy

21. 20. How many valence shell electrons do the alkaline earth metals have? 2

22. 21. Who made the first periodic table? Mendeleev

23. 22. What is electronegativity and what is the trend from left to right? Attractiveness - increases

24. 23. Name the 2 elements that are liquid at room temperature? Mercury (Hg) and Bromine (Br)

25. 24. What is the oxidation # for the “f” block? +3

26. 25. Are Ca 2+ and Ne isoelectronic? No Are B 3+ and Li + isoelectronic? Yes

27. 26. What family has all three states of matter? Halogens

28. 27. Metals make what kind of ions? Do they gain or lose electrons? Cations – lose electrons

29. 28. Where are the inner transition metals on the periodic table? 4f Lanthanoids and 5f Actinoids

30. 29. Which has a larger radius an atom or a cation? An atom

31. 30. Which has a larger radius an atom or an anion? An anion