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element (smallest unit of an element (atom (positively charged particles…
element
smallest unit of an element
atom
positively charged particles in an atom
proton
number of protons in an element
atomic number
negatively charged particles in an atom
electron
neutrally charged particles in an atom
neutron
list of elements
periodic table
row of elements with different properties
period
column of elements with same properties
family
smallest unit of a substance
molecule
2 or more elements make up a
compound
shorthand version of writing a compound
chemical formula
substance changes into a new substance
chemical properties
substance can be observed without changing its identity
physical properties