Chemical change, physical change, chemical reactions, balancing equations
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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| Chemical Change | When one element changes it's chemical bonds and forms a new substance.
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| Physical Change | When one element changes it's physical properties does not change substances.
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| Chemical Property | The ability to make a chemical change.
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| Physical Property | Characteristics of an substance that can be detected with your five senses.
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| Synthesis | When one element combines with another element to make a combined substance. (a+b=ab)
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| Decomposition | When a combined substance breaks down into it's original components. (ab=a+b)
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| Single Replacement | When a combined substance switches one of it's elements with another element and the replaced element is left alone. (ab+c=ac+b)
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| Double Replacement | When 2 combined substances get together and trade on of their elements. (ab+cd=ad=cb)
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| Atom | The building blocks of matter or a single element.
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| Molecule | A collection of atoms.
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| Conservation of Mass | Matter cannot be created or destroyed. (balancing equations)
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| Reactants | The input of a chemical equation
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| Product | The output of a chemical equation
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