ISA4/ISC4
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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| The smallest particle of an element tht has all of the element's chemical properties. | atoms
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| an elementary or composite particle smaller than an atom. | subatomic particles
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| a group of atoms held tightly together by covalent bonds. | molecules
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| different forms of an element whose atoms contain the same number of protons but different numbers of neutrons. | isotopes
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| any material that is made up of only one type of atom | elements
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| the attraction between two atoms that holds them together in a compound. | chemical bonds
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| a chart in which all known elements are listed in order of atomic number | periodic table
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| the mass of a closed system wil remain constant, regardless of the processes acting inside the system. | conservation of mass
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| the total amount of energy is an isolated system remains constant. a consequence of this law is that energy cannot be created or destroyed | conservation of energy
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| a chemical change | chemical reactions
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| the standard unit of atomic mass, which is equal to one-twelfth the mass of the common atom of carbon, arbitrarily given the value of exactly 12. | atomic mass unit (amu)
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| the process whereby a reactant loses one or more electrons. | oxidation
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| the process whereby a reactant gains one or more electrons | reduction
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| a substance that increases the rate of a chemical reaction by lowering its activation energy | catalyst
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| a substance that donates hydrogen ions | acid
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| a substance that accepts hydrogen ions | base
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| matter that has a definite volume and a definite shape | solid
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| matter that has a definite volume but no definite shape, assuming the shape of its container | liquid
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| matter that has neither a definite volume nore a definite shape, always filling any space available to it. | gas
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To hide a column, click on the column name.
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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.
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