HVMS-Greco
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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| electron | negative charge
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| proton | positive charge
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| neutron | no charge
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| electron cloud | outside of nucleus, holds electrons
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| ionic bond | electrons are gained or lost
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| covalent bond | electrons are shared
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| creator of periodic table | Dimitri Mendeleev
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| elements are arranged by there | properties
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| there are just over _______ known elements | 100
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| physical changes | a change in physical properties
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| chemical changes | produces a new substance with new properties
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| chemical properties | how a substance reacts with other substances
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| physical properties | observed with senses ex. color, size, shape, etc.
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| separating mixtures | by hand, filtering, evaporation, heating/pressure, chromatography
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| compounds | atoms or more than one element joined together
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| mixture | atoms not joined together, just mixed
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| solution | dissolved particles, hard to separate
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| molecule | a type of compound with two or more atoms joined together. Smallest part a compound can be broken into.
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| acid | sour taste, 0-7 on pH scale, conduct electricity, react with metals
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| base | bitter taste, feels slippery, 7-14 on pH scale
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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:
kgreco
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