Elements and Compounds
Explore the fundamental building blocks of matter with this Grade 5 science worksheet on elements and compounds.
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Standards
Topics
Elements and Compounds
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Read each question carefully and answer to the best of your ability. This worksheet will test your knowledge of elements and compounds.
1. What is the smallest unit of an element?
Molecule
Atom
Compound
Mixture
2. Which of the following is an example of an element?
Water (H₂O)
Salt (NaCl)
Oxygen (O₂)
Sugar (C₆H₁₂O₆)
1. All compounds are made up of only one type of atom.
True
False
2. Elements can be broken down into simpler substances by chemical means.
True
False
1. A is a substance made of two or more different elements chemically combined.
2. The periodic table organizes all known .
1. Explain the difference between an element and a compound.
Use the words below to complete the sentences.
1. Water is a because it is made of hydrogen and oxygen.
2. Gold is an because it cannot be broken down into simpler substances.