Understanding Compounds
A Grade 5 science worksheet on compounds, exploring what they are and how they differ from mixtures.
Includes
Standards
Topics
Understanding Compounds
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. This worksheet will test your knowledge of compounds.
A compound is a substance formed when two or more different chemical elements are chemically bonded together. This means they are joined in a way that is very difficult to separate. Unlike mixtures, compounds have a fixed composition and specific properties that are different from the elements they are made of.
1. A compound is formed when two or more different chemical are chemically bonded together.
2. Unlike mixtures, compounds have a fixed and specific properties.
3. The properties of a compound are from the properties of the elements it is made of.
1. Which of the following is an example of a compound?
Air
Salt (Sodium Chloride)
Sand
A fruit salad
2. How are the elements in a compound joined together?
Physically mixed
Chemically bonded
Shaken together
Melted together
1. Water (H2O) is a compound.
True
False
2. You can easily separate the elements of a compound by hand.
True
False
1. Explain in your own words what makes a compound different from a mixture.