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WorksheetsPure Substances and Mixtures
Total questions: 15
Worksheet time: 15mins
Substances that are made up of ONLY one type of atom (element) or compound.
Heterogeneous mixture
Pure substance
Suspension
Homogeneous mixture
Which of the following is classified as a pure substance?
Lemonade
Fruit punch
ketchup
Hydrogen
Gold
Chicken adobo is a ______.
pure substance
mixture
Which of the following is NOT a mixture?
milk
lemonade
vegetable salad
carbon
Which of these is an element?
Salt (NaCl)
Water (H20)
Oxygen (O)
Carbon Dioxide (CO2)
Which of these is a compound?
Aluminium (Al)
Carbon Dioxide (CO2)
Nitrogen (N)
Sand
True or False: Elements and compounds are pure substances.
True
False
Neon is colorless, a poor conductor of heat and is not able to be stretched. How would it be classified?
Nonmetal
Metalloid
Metal
None of the above
Manganese is shiny, conducts heat and electricity, and can be hammered into thin sheets. What is it?
Nonmetal
Metal
Metalloid
None of the above
What properites do nonmetals have in common?
Poor conductor of electricity
Good conductor of thermal energy
Soft and Malleable
Shiny, lustrous surface
This word is used to describe a substance that breaks apart easily and is weak and fragile.
Conductivity
Ductile
Malleable
Brittle
Metals are _______.
dull, brittle, insulators.
shiny or dull, brittle, semiconductors.
shiny, malleable, conductors.
shiny, dull, insulators.
