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Some examples from this set of practice questions
1.
ion
Answer: an atom (or group of atoms) that has lost or gained electrons
2.
smallest unit of an element that retains its properties
Answer: atom
3.
a combination of atoms of two or more elements in a fixed ratio
Answer: compound
4.
molecules with the same molecular formula but with different chemical structures (atomic arrangements)
Answer: isomers
5.
positive subatomic particle (weighs one dalton)
Answer: proton
6.
negative subatomic particle (weighs next to nothing)
Answer: electron
7.
neutral subatomic particle (weighs one dalton)
Answer: neutron
8.
subatomic particle(s) found in the nucleus of an atom
Answer: protons and neutrons
9.
atomic number
Answer: * number of protons * IF neutral also number of electrons
10.
atomic mass (atomic mass number)
Answer: number of protons plus neutrons (must be rounded for calculations)
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