Chemistry Quiz

Basic Chemistry Definitions

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Last updated: October 25, 2022

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First submitted	September 9, 2022
Times taken	22
Average score	27.3%
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Hint	Answer
substance composed of 2 or more different elements in a chemical combination	Compound(ed Element)
2 or more substances combined (composition is set)	Chemical Combination
ability to undergo a chemical reaction determined by an experiment	Chemical Property
don't hold shape and incompressible	Liquid
answer has the same number of significant figures as the least accurate factor	multiplication and division
substances that cannot be divided into simpler substances by ordinary means	Elements
Property Determined using the Senses	Physical Property
Anything that takes up space and has mass	Matter
answer is rounded to accurately known digit	addition and subtraction
don't hold shape and compressible	Gas
Metric Base units	gram, liter, meter

Hint	Answer
ability to do work or cause change	Energy
Signs of Chemical Change - (i.e. changes)	gas, light, heat, sound, color, precipitate
the basic unit of a chemical element	Atom
C --> K	-273.15
2 or more atoms chemically combined	Molecule
2 or more pure substances (composition is random)	Physical Combination
change the identity (and usually form) of a substance, mostly irreversible	Chemical Change
Homogenous Mixture - uniform in appearance	Solution
Heterogenous Mixture - not uniform in appearance	Suspension
change in form, not a substance (generally reversible)	Physical Change
hold their shape and incompressible	Solid

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