NEW
Font size
WorksheetsElements, compounds and Mixtures
Total questions: 28
Worksheet time: 14mins
A pure substance that cannot be broken down into any other substance.
Elements
Compounds
Mixtures
Symbol for an element can be found on the
Periodic Table
Picnic Table
Mixture Table
Fe is the ___________________ for iron
Letters
Chemical Symbol
Equation
A(n) ______________ is formed when two or more elements chemically combine.
Compound
Element
Mixture
A chemical formula is used to represent a(n) _________________.
Element
Compound
Mixture
H2O
Element
Compound
Mixture
FeS
Element
Compound
Mixture
CO2
Element
Compound
mixture
Cl
Element
Compound
Mixture
NaCl is the ____________ for sodium chloride.
Formula
Symbol
Periodic Table
A ___________ is a combination of many different elements not chemically combined.
Element
Compound
Mixture
True or false: Air is a mixture.
true
false
Which of the following is a mixture?
oxygen
gold
sand
water
Which compound is best represented by this particle diagram?
NH3
H2O
CH4
HCl
Which compound is best represented by this particle diagram?
C2H6
C6H12O6
CO2
NaCl
How many types of atoms are in K₂SO₄
7
3
2
4
How many total atoms are in K₂SO₄
7
2
4
3
What do you see in this picture?
A pure element
A pure compound
A mixture of two elements
A mixture of two compounds
A mixture of an element and a compound
