Overview
Week 2 Assignment – Part a
Short Answer 1. What are the horizontal rows of the periodic table called? 2. What are the vertical columns of the periodic table called? 3. What is the name of the lowest possible energy state for an electron? 4. How many electrons can be accommodated in the fourth shell of an atom? 5. How many orbitals are there in the 4p subshell? 6. How many orbitals are there in the 3d subshell? Multiple Choice 7. Which of the following sets of numbers could be used to designate the principal energy levels (shells) in an atom? a. –1, 0, 1, 2, 3 b. 0, 1, 2, 3, 4 c. 1, 2, 3, 4, 5 d. all of these 8. How many electrons can be accommodated in the 2d subshell? a. 2 b. 5 c. 10 d. None, there is no 2d subshell 9. Which of the following is true of the number of subshells associated with a particular shell? a. It depends on which atom is being considered. b. It depends on the particular shell being considered. c. It depends on both a and b. d. It depends on neither a nor b. 10. Which of the following types of orbitals can hold a maximum of 10 electrons when filled? a. s b. p c. d d. f 11. Which of the following statements describe properties of orbitals? a. Orbitals fill in the order of increasing energy from lowest to highest. b. Each orbital can hold up to two electrons with opposite spins. c. When there is a set of orbitals of equal energy each orbital becomes half filled before any of them becomes completely filled. d. all of the above