1. What is the maximum value of the magnetic quantum number, mathml equation, for a 5d electron?
2. Calculate ?U of a gas for a process in which the gas absorbs 3 J of heat and does 10 J of work by expanding.
3. Which of the following subshells does not exist? Why? 2s; 3p; 4d; 3f; 6g
4.An insect in flight at the top of a cliff possesses what type(s) of energy? (kinetic energy, potential energy, and/or internal energy) Explain your answer
5. How many orbitals have the set of quantum numbers n = 4 and l = 1?
6. Which of the following statements about heat is false and explain your answer? a) Heat is a form of energy flow. b) If the system and surroundings are in thermal equilibrium, there is no heat flow between them. c) A process in which heat flows out of a system is said to be exothermic. d) If heat flow into a system, the extra energy of the system appears in the form of internal energy. e) A hot object possesses more heat than a cold object.
7. From the Bohr model of the hydrogen atom, we can conclude that the energy required to excite an electron from n = 8 to n = 9 is (less than; greater than ; equal to; either equal to or less than; either equal to or greater than) the energy required to excite an electron from n = 9 to n = 10.
8. How many values are there for the magnetic quantum number when the value of the angular momentum quantum number is 4?
9. Exactly 273.5 J will raise the temperature of 10.0 g of a metal from 25.0°C to 60.0°C. What is the specific heat capacity of the metal?
10. What element has the same valence-shell configuration as tin, but has a larger radius than tin?
11. An atom in its ground state absorbs a photon (photon 1), then quickly emits another photon (photon 2). One of these photons corresponds to ultraviolet radiation, whereas the other one corresponds to red light. Explain what is happening. Which electromagnetic radiation, ultraviolet or red light, is associated with the emitted photon (photon 2).