ch 4 chem
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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for electromagnetic radiation, c equals what? | frequency times wavelength
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what is frequency measured in? | hertz
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what does electromagnetic radiation do as ittravels through space? | it acts like a wave
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what is a quantum of electromagnetic energy called? | photon
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what has to happen for an electron to change from ground state to excited state? | energy must be absorbed
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where is the one place an electron cannot be in an atom? | the nucleus
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where will you find an electron? | the electron cloud
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how many quantom numbers describe the energy state of an electron? | 4
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what are the main energy of an atom indicated by? | principle quantom numbers
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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.
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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:
tyler self
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