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15 Cards in this Set
- Front
- Back
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How are elements represented?
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They each have a chemical symbol!
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From what are element abreveations drawn?
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1.The elements first letter.
2.The elements first and second letter. 3.The Greek or Latin root words. |
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What are elements?
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Some kind of matter, that is made of one kind of atom.
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Why are elements called pure substances?
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They have one kind of particle, and one kind of atom.
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What are metaloids?
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Elements that have some properties of both metals and nonmetals.
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What gives elements that unique properties?
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By the number of protons and electrons in its atoms.
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What is a non-metal?
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Elements that are usually, brittle, and are very poor conducters of heat and electricity.
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What is metal?
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Element that are usually, very hard, and good conducters of heat and electricity.
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What is the symbol for gold?
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Au-From the Latin name for gold, AURUM.
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What is the electrical charge of every element?
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Their is NO charge, because they all have the same amount of protrons and electrons.
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What are most things made of?
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They are made of more than one type of atom.
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What is water made of?
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Oxygen and Hydrogen Atoms.
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How many different elements are their?
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Less than 100.
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Are all atoms the same?
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No.
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How are elements identified?
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By the number of protrons found in the nucleas of its atom.
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