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Elements Review Game
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An/A ___________________ is the smallest particle of an element that still has the properties of that element.
atom
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Identify the 4 forms of carbon.
coal/graphite/diamond/buckyball
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How can carbon make so many different things with different properties?
The answer lies in the way the atoms are arranged.
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How is Schrodinger's theory different from the others?
His theory includes the electron clouds or orbitals.
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Electrons charge? Mass? Location? Speed?
negative charge/small mass/travel rapidly around the nucleus
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What are the tiny particles that make up an atom?
protons/electrons/neutrons
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If atoms are mostly empty space, why can't I push my hand through my desk?
Atoms appear solid because of the rapid movement of the electrons.
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How many atoms must join together to form a molecule?
two or more
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True or False? All substances are made from two or more elements.
False
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How can you prove that an element is truly an element (not a molecule)?
It can't be broken down into anything smaller.
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How many atoms make up a molecule of water?
3 - two hydrogen and one oxygen
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What element is diamond made of?
carbon
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Carbon protons? Electrons? Neutrons?
6 protons/6 electrons/6, 7, or 8 neutrons
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What makes up most of an atom’s mass?
the nucleus
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Which one is an element? water/salt/sodium/H20
sodium
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Identify THREE examples of properties.
color/hardness/density
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What is the result of an atom always having an equal number of protons and electrons?
The atom has a neutral charge.
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Which scientist developed the most accurate theory of an atom?
Schrodinger
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What do we call the central core of an atom?
the nucleus
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An ______________ is a substance that can't be broken apart into other substances.
element
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What charge does a neutron have?
no charge - neutral
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Which one is not a molecule? O/O2/H2O/NaCl
O - because it is just one atom of oxygen - the others are 2 or 3 atoms combined
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What two elements make salt?
sodium and chlorine
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What is an atoms mostly made up of?
empty space
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Fill in the blank: All matter is made up of _______________.
elements
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