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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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Law of Conservation of mass | Molecules can not be created or destroyed; they are only changed
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Physical Change | Changes that affect the form of a substance
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Chemical change | When two substances combine to form a new substances
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Element | A pure substance consisting of one type of atom.
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Chemical formula | Information about the atoms that constitute a particular chemical compound
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Element molecule | When two or more molecules combine chemically of only on type of element
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Compound Molecule | A molecular compound made of molecules - not ions. The atoms in the compound are bound together by shared electrons
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Chemical Equation | short, hard form for writing what reactants are used and what products are formed in chemical reaction
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Chemical Reaction | process that produces chemical changes resulting into a new substance and new features
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Reactants (In chemical equation) | a substance in a chemical that goes through a chemical change
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Products (In chemical equation) | substance that results from a chemical change
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Coefficient (In a chemical equation) | tells how much a certain substance is in the reaction
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Subscript (In a chemical equation) | tells you how many atoms of an element are in the equation
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Diatomic Molecule | molecules composed only of two atoms, of either the same or different chemical elements.
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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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