Atom/periodic table
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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| atoms | the building blocks of matter (protons, neutrons, electrons)
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| element | A pure substance (all atoms have the same atomic number or number of protons)
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| nucleus | the center of an atom, it contains the protons and neutrons
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| proton | particles that have a positive charge
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| neutron | particles that do not have a charge and are neutral
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| electron | particles that have a negative charge
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| atomic number | the number of protons and electrons found in an element
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| atomic mass | the mass of an atom
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| shells | energy levels where the electrons are found
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| valence electron | the electrons in the outer most shell, determines bonding
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| periods | horizontal rows on the table that tell how many shells the element will have on the Bohr Model.
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| groups | vertical columns on the periodic table that tell the number of valence electrons
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| Noble Gases | group 18 on the periodic table. These elements have full outer shells
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| The three subatomic particles | protons, neutrons, electrons
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| The two subatomic particles that make up atomic mass | protons and neutrons
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| inert | full or stable
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| location of metals on the periodic table | on the left side of the zig-zag line
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| location of non-metals on the periodic table | on the right side of the zig-zag line
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| location of metalloids | on either side of the zig-zag line
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| what group are the alkali metals | group 1
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| what is another name for the alkaline earth metals | group 2
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| Bohr Model | shows the entire structure of the atom
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| which two subatomic particles have an atomic mass unit of 1 | protons and neutrons
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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:
swkemp
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