chapter 5 -1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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electromagnetic radiation | a form of energy that exhibits wavelike behavior as it travels through space.
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wavelength | the shortest distance between equivalent points on a continous wave.
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frequency | the number of waves that pass a given point per second.
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amplitude | the waves height from the origin to a crest, or from the origin to the trough.
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electromagnetic spectrum | encompasses all forms of electromagnetic radiation, with the only differences in the types of radiation being their frequencies and wavelengths.
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quantum | the minimum amount of energy that can be gained or lost by an atom.
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planck's constant | h, which has a value of 6.626 X 10^-34 j*s, where j is the symbol for the joule.
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photoelectric effect | electrons are emitted from a metal's surface when light of a certain frequency shines on a surface.
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photon | a particle of electromagnetic radiation with no mass that carries a quantum of energy.
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atom emission spectrum | the set of frequencies of the electromagnetic waves emitted by atoms of the element.
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ground state | the lowest allowable energy state of an atom
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de Broglie equation | predicts that all moving particles have wave characteristics.
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heisenberg uncertainty principle | it is fundamentally impossible to know precisely both the velocity and position of a particle at the same time.
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atomic orbital | a 3D region around the nucleus
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principal energy levels | atoms major energy levels
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principal quantum numbers | which the quantum mechanical model assigns to indicate the relative sizes and energies of atomic orbitals.
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energy sublevel | the energy levels contained within a principal energy level.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
whitethunduh
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