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WorksheetsElements and Compounds Vocabulary & Practice Questions
Total questions: 15
Worksheet time: 8mins
Atom
A pure substance with formed when two or more elements are chemically bonded during a chemical reaction.
The smallest particle of an element.
A pure substance composed of the same type of atom throughout.
Anything that has volume and mass.
Compound
A pure substance composed of the same type of atom throughout.
A measure of how much matter is present in a substance.
A pure substance formed when two or more elements are chemically bonded during a chemical reaction
A combination of two or more substances that do not chemically combine and can be separated.
Mixture
Anything that has volume and mass.
A pure substance composed of the same type of atom throughout.
A combination of two or more substances that do not chemically combine and can be separated.
A pure substance formed when two or more elements are chemically bonded during a chemical reaction.
Periodic Table of Elements
Anything that has volume and mass.
A measure of the space that matter occupies.
A table in which all the known elements are arranged by properties and are represented by chemical symbols.
Physical and chemical characteristics of matter used to describe or identify a substance.
Pure substances are composed of only one type of atom are —
elements and can be represented by one chemical symbol.
alloys and can be represented by one chemical symbol.
mixtures and can be represented by two or more chemical symbols.
compounds and can be represented by two or more chemical symbols.
Which of the following results when hydrogen and chlorine chemically bond to form hydrogen chloride?
a mixture
a solution
a compound
a precipitate
Calcium carbonate CaCO3 is considered a compound because it is made up of two or more
molecules.
elements.
gases.
solids.
What is the smallest part of a gold ring that is still gold?
an atom
an electron
a molecule
a compound
Which combination of letters could be used as a chemical symbol for an element?
BR
ChA
Dy
FeO
Which phrase does NOT apply to compounds?
can be separated using physical means
made of two or more elements
has a unique set of properties
made of chemically joined atoms
A sample of matter is made of identical particles. The sample could be
an element.
B a molecule.
an atom.
a mixture.
8 What chemical symbol represents the element copper?
C
Co
Cp
Cu
What chemical symbol represents the element iron?
Fe
I
Ir
Pb
Which of these is the chemical symbol for magnesium?
Ma
Mg
Mn
Mu
Which describes a property of all elements?
All elements are metals.
All elements have six electrons.
All elements are pure substances.
All elements exist in the solid phase.
