1. PRACTICE TEST Copyright ©The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

2. Give the n and l values and the number of orbitals for the following sublevels: a) 5sb) 3pc) 4f QUANTUM THEORY AND ATOMIC STRUCTURE

3. Are the following quantum numbers allowed? In not, show ways to correct them. a) n = 1, l = 0, m l = 0 b) n = 5, l = 2, m l = +3 c) n = 2, l = 2, m l = +1 QUANTUM THEORY ATOMIC STRUCTURE

4. Arrange each set in order of increasing atomic size: a) C, O, Beb) Mg, K, Ca ATOMIC STRUCTURE CHEMICAL PERIODICITY

5. Write the full ground state electron configuration for: a) Rbb) Ar ATOMIC STRUCTURE CHEMICAL PERIODICITY

6. Draw an orbital diagram showing valence electrons and write the condensed ground state electron configurations for each: a) Bab) Ag ALKENE DIMERIZATION AND OLIGOMERIZATION

7. Which element in each of the following sets would you expect to have the highest IE 2 ? A) Na, Mg, AlB) Na, K, FeC) Sc, Be, Mg ATOMIC STRUCTURE CHEMICAL PERIODICITY

8. Which element would you expect to be more metallic a) Ca or Rbb) In or Alc) Mg or Ra ATOMIC STRUCTURE CHEMICAL PERIODICITY

9. Write the ground state electron configuration of the following transition metal ions and state which are paramagnetic: a) V +3 b) Cd +2 c) Co +3 d) Ag + ATOMIC STRUCTURE CHEMICAL PERIODICITY

10. Rank the following in order of increasing size: A) Li +, K +, Na + B) Se 2-, Rb +, Br - ATOMIC STRUCTURE CHEMICAL PERIODICITY

11. State whether the type of bonding in the following compounds is best described as ionic or covalent: ICl 3 N 2 O LiCl CHEMICAL BOND

12. Draw the Lewis electron-dot symbol for the following: Rb Si I CHEMICAL BOND

13. For each pair, circle the compound with the lower lattice energy. CaS or BasNaF or MgO CHEMICAL BOND

14. Using the periodic table only arrange the members of each set in order of increasing bond strength: H-F, H-I, H-Cl C-N, C-N, C  N CHEMICAL BOND

15. State whether the type of bonding in the following compounds is best described as ionic or covalent: ICl 3 N 2 O LiCl CHEMICAL BOND

16. Using periodic table only, arrange the elements in each set in order of increasing electronegativity: S, O, SiCa H F CHEMICAL BOND

17. Indicate the polarity of each bond using a polarity arrow: Br-Cl, F-Cl, H-O CHEMICAL BOND

18. Draw the Lewis Structure for: A) PH 3 B) COF 2 SHAPE MOLECULES

19. Draw the Lewis structures of all the important resonance form of NO 2 + N 3 - SHAPE MOLECULES

20. Draw a Lewis structure for ClO 2 -, show formal charges and oxidation number of the atoms. SHAPE MOLECULES

21. Determine the electron group arrangement, molecular shape and ideal bond angles for each of the following: SO 3 IF 4 - SHAPE MOLECULES

22. Which molecule in each pair has the greater dipole moment: ICl or IF, HBr or HCl SHAPE MOLECULES

23. What is the hybridization of carbon in each of the following: CO 3 2- C 2 O 4 2- SHAPE MOLECULES

24. Use MO and bond orders you obtain from them to answer: A) Is Be +2 stable? B) is Be +2 diamagnetic? B) What is the outer (valence electron) configuration for Be +2 ? SHAPE MOLECULES

26. CHEMICAL BOND

28. TRANSFORMATION OF ALKENES AND ALKYNES