Atoms and Molecules Review
Presentation
•
Science
•
8th Grade
•
Hard
Joseph Anderson
FREE Resource
9 Slides • 14 Questions
1
Periodic Table: Atoms and Molecules Test
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Look at the picture to the left
You will answer the next 4 questions using this picture
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4
Multiple Choice
How many atoms are in the picture of methane?
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Multiple Choice
How many molecules are in the picture of methane?
6
Multiple Choice
How many different elements are in the picture
7
Look at the Magnesium information from the periodic table to answer the next 4 questions.
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Multiple Choice
How many neutrons does this atom of magnesium have?
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Multiple Choice
How many protons does this atom of magnesium have?
10
Multiple Choice
If this atom gained an electron to be a negative -1 ion, how many electrons would it have?
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Multiple Choice
If this atom lost an electron to be a negative +1 ion, how many electrons would it have?
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Multiple Choice
An atom has 8 protons, 8 neutrons, and 8 electrons.
What element is being described?
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Multiple Choice
An atom has 8 protons, 8 neutrons, and 8 electrons.
What is the atomic mass?
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Multiple Choice
An atom has 8 protons, 8 neutrons, and 8 electrons.
What is the overall charge of the atom?
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Multiple Choice
What scientist developed this model of the atom.
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Multiple Choice
In this model, protons are yellow, neutrons are blue and electrons are red.
What element is this?
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Multiple Choice
In this model, protons are yellow, neutrons are blue and electrons are red.
What is the Atomic Mass
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Multiple Choice
How many valence electrons does this model of Sodium have?
Periodic Table: Atoms and Molecules Test
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