2. What is the wavelength of a ball (mass 10 kg) traveling 54 m/s?
1.23 * 10-36 540 5.40 * 10-36 1.23 * 10-34 1.23 * 10-38
3. Which of the following is NOT determined by n, the quantum number?
the energy of the electron the minimum wavelength of the light needed to remove the electron from the atom the size of the corresponding atomic orbital(s) the shape of the corresponding atomic orbital(s) all of the above
4. What is the electron configuration of Nd?
[Xe]6s24f4 [Xe]6s24f3 [Xe]6s26f4 [Xe]5s24d4 None of these
5. 8.63 * 10-14 J of energy is required to remove an electron from a silver atom. What is the maximum wavelength of light that can do this?
3.0 * 10-7nm 230 nm 3.0 * 1015 nm 130 nm 863 nm
| about us | contact us
tutorials index | organic
chemistry | practice tests | online
quizzes | reference tools
site copyright (c) 2002 to neopages.com