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Chemistry 1

QuestionAnswer
What is an element? Matter made of one type of atom
What is a compound? Matter made of more than one type of atom chemically bonded together.
What is a pure substance? A substance where all the particles are identical
What is a mixture Matter containing more than one type of particle
What is a homogeneous mixture A mixture that is evenly mixed and has the same composition throughout
What is a heterogeneous mixture A mixture that is not evenly mixed and may have different regions/layers
What is the difference between an atom and a molecule? A molecule consists of bonded atoms.
What is a physical property A physical characteristic that can be measured without changing the substance.
What is a chemical property? Describes how a substance reacts with other substances.
What is a physical change? A change where the particles do not become new substances.
What type of change turns elements into compounds? Chemical change
What type of change can separate a mixture into pure substances? Physical change
Created by: jsminnie118
 

 



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