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WorksheetsPure Substances & Mixtures
Total questions: 25
Worksheet time: 19mins
What are these?
Molecules of compounds
Elements
An atom
Mixture
This is a
Pure Substance
Molecule
Compound
Mixture
An element is
made of more than one type of atom.
made of only one type of atom.
made of compounds.
made of mixtures of molecules.
True or False: elements AND compounds are pure substances.
True
False
A ______________ mixture is one that does not have a uniform composition.
heterogeneous
homogenous
pure substance
Matter is classified in...
Elements & Compounds
Homogeneous & Heterogeneous
Colloids & Suspensions
Pure substances & Mixtures
Which of the following is an example of a compound?
Option A: Water
Option B: Oxygen
Option C: Nitrogen
Option D: Hydrogen
Which of the following is an example of a heterogeneous mixture?
Salad
Milk
Sugar
Water
Brass
Pure Substance
Mixture
Pure Substance
Mixture
Using the information in the chart, which statement is the BEST description of the drink and salad?
Salt water is heterogenous.
true
false
These are the smallest unit of an element that keep the properties of element.
matter
atoms
mixtures
_________ is a substance made up of atoms of two or more different elements joined by chemical bonds.
What is a substance made up of one type of atom?
Atom
Compound
Element
Mixture
Mixtures in which the particles of a material are spread throughout a liquid or gas but are too large to stay mixed without being stirred or shaken.
Suspension
Solution
Colloid
One substance is dissolved in another substance
Mixture
Suspension
Solution
Colloid
A mixture where particles spread throughout a liquid or gas, but do not settle out quickly. Particles are small. Examples, jello and milk
Suspension
Solution
Colloid
Mixture
A tool used to separate liquids from solids
Scale
Filter
Graduated Cylinder
A value that tells if a substance is acidic, basic or neutral
Degrees
pH
Organic
Mixtures
are made of two different types of atoms chemically bonded together
Are only liquids
Cannot be separated
Can be separated using physical properties
Which of of these mixtures could be separated by filtration?
sugar and milk
sand and water
milk and water
sugar and water
