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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| atom | The most basic unit of matter
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| matter | a basic way of classifying things (solid, liquid, gas)
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| elements | one of a class of substances that cannot be separated into simpler substances by chemical means.
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| compounds | two elements that are chemically combined
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| mixture | two elements that are physically combined
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| heterogenous | a mixture that has large parts that u can see
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| homogenous | a mixture where it has small parts that you can not see because they are mixed together
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| physical properties | what you can see on an object or feel
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| chemical properties | what you can not see because it is chemically combined into the object
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| physical changes | when an object just changes physical properties and not chemical
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| chemical changes | When an object changes completely
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| periodic table | a table that shows all of the elements ever found and logs their atomic mass and number
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| metals | something on the periodic table that is solid at room temperatur
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| nonmetals | something on the periodic table that is a liquid or gas at room temperature
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| metalloids | a cross between metals and nonmetals
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| luster | the shine of a metal
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| conductor | a metal that can conduct heat or electricity
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| mallebale | they can be bent and pounded into different shapes
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| ductile | they can be drawn into wires without breaking
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| high density | having a high concentration
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| dull | they do not shine
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| non-conductors | metals that do not conduct electricity or heat
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| brittle | fragile, easy to break
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| periods of the periodic table | the rows on the periodic table
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| Groups/families of the periodic table | The columns on the periodic table
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| Atomic Number | The number of protons in an atom
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| Atomic Mass/weight | The weight of the neutron in an atom
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| neutrons | a neutrally charged particle
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| protons | a positively charged particle
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| electrons | a negatively charged particle
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| chemical formulas | The formula that shows how many elements are in a compound
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| subscripts | the thing that show how many elements there are in that compound
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| chemical symbols | one to three letters that show what the element is
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| chemical equation | used to represent that a chemical reaction has occurred
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| reactant | -substances broken apart or combined in a chemical reaction; located on the left side of the arrow.
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| product | new products formed in a chemical reaction; located on the right side of the arrow
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| Law of conservation of matter | the law that states that no matter can be created or destroyed but only change form
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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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