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11 Cards in this Set
- Front
- Back
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Why do Nobel gases not react with other elements |
They are already stable. They already have the max number of valence electrons in their outer shell so they rarely react with other elements since they are already stable |
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What is an indicator |
It is a substance that changes colour in an acid or base |
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What is an anion |
A negative ion |
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The reaction between an acid and a base is called... |
A neutralization reaction |
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Ionic compounds |
A compound made up of one or more positive metal ions (cations) and one or more negative non metal ions (anions) |
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Synthesis reaction |
Is a reaction which two reactants combine. A+B =AB |
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Synthesis reaction |
Is a reaction which two reactants combine. A+B =AB |
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Decomposition reaction |
A reaction which a large or more complex molecule breaks down into a simpler product. AB= A+B |
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Single displacement reactions |
A reaction in which an element displaces another element in a compound, producing a new compound and new element. A+BC= AC+B |
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Double displacement |
A reaction that occurs when elements in different compounds displace each other or exchange places. AB+CD=AD+CB |
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Complete combustion |
_____ +O2-----> CO2+ H2O +energy |
