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2009 SCIENCE FINAL
| Question | Answer |
|---|---|
| If the spin of one electron in an orbital is clockwise, what is the spin of the other electron in that orbital? | counter clockwise |
| Stable electron configurations are likely to contain | filled energy sublevels |
| What are quanta of light called | photons |
| Which scientist developed the quantum mechanical model of the atom? | Erwin Scrodinger |
| In Bohr's model of the atom, where are the electrons and protons located? | The electrons move around the protons, which are at the cneter of the atom |
| How does the energy of an electron change when the electron moves closer to the nucleus? | It decreases |
| The principal quantum number indicates what property of an electron? | energy level |
| What is the shape of the 3p atomic orbital? | dumbbell |
| How many energy sublevels are in the second principal energy level? | 2 |
| What is the maximum number of F orbitals in an energy level in an atom? | 7 |
| What is the maximum number of D orbitals? | 5 |
| What is the maximum number of orbitals in the P sublevel? | 3 |
| What types of atomic orbitals are the the 3rd principal energy level? | S, P, and D only |
| What is the next atomic orbital in the series 1s, 2s, 2p, 3s, 3p? | 4s |
| According to the aufbau principle, ___ | electrons enter orbitals of lowest energy first |
| What is the number of electrons in the outermost energy level of an oxygen atom? | 6 |
| What is the basis for exceptions to the aufbau diagram? | Filled and half-filled energy sublevels are more stable than partially-filled energy |
| Which electron configuration of the 4f energy sublevel is the most stable? | 4f (14) |
| Which color of visible light has the shortest wavelength? | violet |
| Which of the following electromagnetic waves have the highest frequencies? | gamma rays |
| How does the speed of visible light compare with the speed of gamma rays, when both speeds are measured in a vacuum? | The speeds are the same |
| How are the frequency and wavelength of light related? | They are inversely proportional to each other |
| Emission of light from an atom occurs when an electron ____. | drops from a higher to a lower energy level |
| The atomic emission spectra of a sodium atom on Earth and of a sodium atom in the sun would be ___ . | the same |
| Which of the following quantum leaps would be associated with the greatest energy level of emitted light? | n = 5 to n = 1 |
Created by:
KimberlySue19