AP Chemistry : Atomic Structure and Properties
Study concepts, example questions & explanations for AP Chemistry
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Example Questions
Example Question #51 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Element
Compound
Mixture of Compounds and Elements
Mixture of Elements
Mixture of Compounds
Mixture of Elements
This is a mixture of elements. Each different circle is one type of element. Because there are two different colors and none of them form compounds that means this is a mixture of two different elements.
Example Question #793 : Ap Chemistry
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Elements
Mixture of Compounds and Elements
Compound
Element
Mixture of Compounds
Mixture of Compounds
There are two different molecules in this picture, but because there are no single circles that means this picture is only a mixture of compounds.
Example Question #51 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Elements
Mixture of Compounds
Element
Mixture of Compounds and Elements
Compound
Element
This picture only contains pictures separate circles. All the circles are the same color. Therefore this is a picture of just one element.
Example Question #53 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Elements and Compounds
Mixture of Elements
Element
Mixture of Compounds
Compound
Mixture of Elements and Compounds
This picture contains circles that are two different colors. There is also a molecule. Therefore this is a Mixture of Compounds and Elements.
Example Question #54 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Compounds and Elements
Compounds
Mixture of Elements
Element
Mixture of Compounds
Mixture of Compounds and Elements
This picture contains one element (single circles) and compounds (joined circles). Therefore this is a Mixture of Compounds and Elements.
Example Question #52 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Elements
Compound
Mixture of Compounds
Element
Mixture of Compounds and Elements
Mixture of Compounds
There are two different types of molecules in this picture (one with two circles, and another with three circles). Therefore this picture is a mixture of compounds.
Example Question #53 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Element
Compound
Mixture of Compounds and Elements
Mixture of Elements
Mixture of Compounds
Compound
Although it can hard to to tell, this picture just contains several of the same type of molecules. Therefore this picture is just one compound.
Example Question #799 : Ap Chemistry
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Elements
Mixture of Compounds and elements
Element
Compound
Mixture of Compounds
Mixture of Compounds
This picture contains two different molecules. One with two black circles and four white circles, and another with two white circles and four black circles. Therefore this picture is a mixture of two compounds.
Example Question #800 : Ap Chemistry
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Compound
Mixture of Elements
Mixture of Compounds
Element
Mixture of Compounds and Elements
Mixture of Compounds
This picture contains 3 different types of molecules, but no single elements. Therefore this picture is a mixture of compounds.
Example Question #51 : Elemental Composition Of Pure Substances
Each circle represents an atom and each different color represents a different kind of atom. If two atoms are touching then they are bonded together as a compound.
Which of the following describes the contents of the given image?
Mixture of Compounds and Elements
Mixture of Elements
Element
Mixture of Compounds
Compound
Compound
Because all the molecules in this picture are the same this picture is a picture of one compound.
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