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15
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An _________ of an element is an atom that has a different mass number to the standard of that element.
isotope
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15
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What charge do electrons have?
negative
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monster
Reset all scores!
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seesaw
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shark
Other team loses 10 points!
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thief
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25
15
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The _________ of an element is the average mass of the mass numbers of its isotopes according to their relative abundance.
atomic mass
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15
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An atom that has gained electrons is ____________ ionised.
negatively
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15
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We use atomic __________to summarise the information related to the internal composition of an atomm.
parameters
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heart
Other team wins 15 points!
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fairy
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25
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fairy
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thief
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15
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What is the atomic symbol for silver?
Ag
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boom
Lose 50 points!
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seesaw
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gift
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thief
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15
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What is the atomic symbol of gold?
Au
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15
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A _________ substance is made up of atoms from different chemical elements.
compound
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15
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What element has the atomic symbol of K?
potassium
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15
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When an atom gains or loses electrons, we say that it has been ________.
ionised
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15
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What charge to protons have?
positive
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15
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The net electric charge of an ionised atom is called the _________ and it can be positive or negative.
oxidation number
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trap
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fairy
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25
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gift
Win 25 points!
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baam
Lose 25 points!
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