You’re never too young or too old to start learning about science, and today we’ll be doing so at an eighth-grade level. How much do you know about atomic structure and the periodic table of elements? Take the following quiz and find out for sure!
Electron
Neutron
Proton
Nucleus
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Positive
Neutral
Negative
Changing
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Nitrogen-13
Nitrogen-14
Nitrogen-15
Nitrogen-16
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Alkali metals
Transition metals
Alkaline earth metals
Rare earth metals
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The number of isotopes
Its atomic number
Its number of neutrons
Its atomic mass
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Atomic mass
Isotope
Atomic number
None of the above
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Size of atom
Atomic mass
Number of neutrons
Atomic number
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Na
Ga
Al
K
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A wide range of chemical properties
The same atomic radius
Similar chemical properties
The same number of protons
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They are liquid in normal conditions
They are metals that rust easily
They are very reactive gases
They do not generally react with other elements
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10
15
20
30
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A wide range of chemical properties
The same atomic radius
Similar chemical properties
The same number of protons
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It's smaller
It's larger
It's the same size
It varies
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Increases
Decreases
Remains the same
Shows no pattern
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