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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| cation | ion that has a positive charge, has LOST at least one electron
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| anion | ion that has a negative charge, has GAINED at least one electron
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| ionization energy | energy required to remove an electron from an atom
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| ion | atom with a charge because it lost or gained an electron
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| period on periodic table | row across the periodic table
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| group on periodic table | column up and down the periodic table
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| valence electron | electrons in the outer shell or outer ring
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| ionic bond | bond where an atom gains or loses an electron
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| covalent bond | a bond where electrons are shared
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| orbital | where electrons are found in an atom, also a period on the periodic table
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| metals | found on the left side of the periodic table
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| non-metals | found on the right side of the periodic table
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| which types of elements form covalent bonds | non-metals
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| which types of elements form ionic bonds | metal to non-metal
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| what is a subscript? | the small number after an element symbol
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| What does a subscript show? | the number of ATOMS in a molecule
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| coefficient | the number BEFORE a molecule
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| What does a coefficient show? | the number of MOLECULES present
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| What is a molecule? | atoms bonded together
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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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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:
lb goodlock
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