Elements and Compounds - Important definitions

Flashcards by kit.murphy, updated more than 1 year ago
Created by kit.murphy over 5 years ago


a list of important definition for the upcoming science exam, to be tested

Resource summary

Question Answer
Atom The smallest whole part of al matter
Element A type of matter made of one type of atom
Molecule A type of matter made of two or more atoms chemically bonded together
Chemical symbol A shorthand way to represent an element and molecule (Iron: FE) (Hydrogen: H) (Carbon Dioxide: CO2)
Compound A type of matter made of two or more different types of atoms chemically bonded
Physical Change A type of change in which the form of matter changes its physical state as a result of energy changes
Chemical change A type of change where one or more substances
chemical reaction the process which brings about a chemical change
Acid a substance
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