Viquesney Chap 4 Practice Test

5 Written Questions

1. How many orbitals does the d sublevel hold?
2. What is the three dimensional region around a nucleus in which an electron may be found?
3. For an electron in an atom to change from the ground state to an excited state, energy must be...?
4. Each atomic orbital is described by its principal quantum number followed by the...?
5. The speed of an electromagnetic wave is equal to the product of its wavelength and its...?

5 Matching Questions

1. four lines of different colors
2. 10
3. distance between wave crests
4. 1
5. photoelectric effect

1. a The emission of electrons from metals that have absorbed photons is called the...?
2. b The product of the frequency and the wavelength of a wavelength equals the...?
3. c When the pink-colored light of glowing hydrogen gas passes through a prism, it is possible to see...?
4. d How many electrons does the d sublevel hold?
5. e How many orbitals does the s sublevel hold?

5 Multiple Choice Questions

1. How many electrons does the f sublevel hold?
   1. 14
   2. 10
   3. 7
   4. 1
2. An element with 8 electrons in its highest main energy level is a...?
   1. longer
   2. absorbed
   3. orbital
   4. noble gas
3. A spherical electron cloud surrounding an atomic nucleus would best represent a(n) __ orbital.
   1. s
   2. 7
   3. 3
   4. 1
4. A line spectrum is produced when an electron moves from one energy level to a...?
   1. letter of the sublevel
   2. longer
   3. lower energy level
   4. lowest availible energy level
5. Max Planck proposed that a hot object radiated energy in small, specific amounts called...?
   1. hertz
   2. orbital
   3. quanta
   4. 10

5 True/False Questions

1. Hund's rule → "Orbitals of equal energy are each occupied by one electron before any is occupied by a second electron, and all electrons in singly occupied orbitals must have the same spin" is a statement of...?

   True        False

2. p orbitals → What is the three dimensional region around a nucleus in which an electron may be found?

   True        False

3. 5s → A spherical electron cloud surrounding an atomic nucleus would best represent a(n) __ orbital.

   True        False

4. longer → If electromagnetic radiation A has a lower frequency than electromagnetic radiation B, then compared to B, the wavelength of A is...?

   True        False

5. 32 → How many electrons are needed to completely fill the fourth sublevel?

   True        False