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Basic Chem Vocab

Basic vocabulary for the start of chemistry.

TermDefinition
Chemistry the science that deals with the materials of the universe and he changes that these materials undergo.
Organic chemistry chemistry of carbon, hydrogen, and oxygen
Inorganic chemistry chemistry of compounds made of metals and nonmetals
Physical chemistry chemistry in terms of laws of physics
Analytical chemistry separating, identifying, quantifying matter
Biochemistry chemistry of living organisms
Theoretical chemistry using mathematical models to predict structure of compounds
Microscopic small
macroscopic big
measurements number and unit
scientific method problem solving
quantitative observation includes numbers
qualitative observation qualities like color, scent, etc
theory explanation based on observations and investigations
natural law statement about what happens in nature and that seems to be true all the time
experiment law collecting data to test hypothesis
matter anything with mass and takes up space
atoms fundamental units of which elements are made
element one type of atom (cannot be separated simpilar)
allotope same element, different physical form
compounds atoms of different elements chemically combined to form new substance
molecule a collection of atoms bonded together that behaves as a unit
solid fixed shape and volume
liquid fixed volume, change shape
gas no volume or shape
physical property change without the substance becoming something else
physical change change that doesn't affect the composition of the substance
chemical property ability of a substance to change to a different substance
chemical change change in which new substance is formed
mixture substances added together without a chemical change
alloy solid mixture with matalic properties
pure substances either a pure element or compound
homogeneous mixture mixture same throughout
heterogeneous mixture mixture different throughout
distillation separation process that depends on different boiling points of the substance
filtration separation of a solid from a liquid using filter paper
Created by: 21harabi
 

 



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