Basic chemistry
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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| atom | basic unit of a chemical element
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| proton | a positively charged subatomic particle in the nucleus of an atom
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| electron | a negatively charged subatomic particle located in the orbitals around an atoms nucleus
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| neutron | a neutral ( no charge) charged subatomic particle in the nucleus of an atom
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| atomic number | the number of protons in the nucleus of an atom
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| atomic mass number | the total number of protons and neutrons in the nucleus of an atom
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| nucleus | the center of an atom; made up of protons and neutrons
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| orbital | a region in an atom where there is a high probability of finding electrons
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| group | a vertical column of elements in the periodic table; also called a family
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| period | a horizontal row of elements in the periodic table
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| valence electron | an electron in the outermost energy level of an atom
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| ion | an atom or molecule with an electric charge due to the loss or gain of one or more electrons
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| noble gases | the unreactive gaseous elements located in Group 18 of the periodic table
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| ionization | the process of adding electrons to or removing electrons from an atom or group of atoms
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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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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:
MrsWatkins
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