Multiple Choice
Which form of energy do solar cells convert into electricity?
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1. Intro to General Chemistry
Chemical Properties
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Which of the following best describes a chemical compound?
A
A pure substance made up of only one type of atom.
B
A mixture of two or more substances that can be separated by physical means.
C
A substance composed of two or more different elements chemically bonded together.
D
A solution in which the solute and solvent are evenly distributed.
Verified step by step guidance1
Understand the definition of a chemical compound: it is a pure substance formed when two or more different elements are chemically bonded together in fixed proportions.
Recognize that a pure substance made up of only one type of atom is an element, not a compound.
Identify that a mixture of two or more substances separated by physical means is not a compound but a mixture.
Note that a solution with solute and solvent evenly distributed is a homogeneous mixture, not a compound.
Conclude that the best description of a chemical compound is 'a substance composed of two or more different elements chemically bonded together.'
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