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
Positive
Neutral
Negative
Changing
Atomic mass
Isotope
Atomic number
Half-life
Nitrogen-13
Nitrogen-14
Nitrogen-15
Nitrogen-16
It's smaller
It's larger
It's the same size
It varies
Size of atom
Atomic mass
Number of neutrons
Atomic number
A wide range of chemical properties
The same atomic radius
Similar chemical properties
The same number of protons
A wide range of chemical properties
The same atomic radius
Similar chemical properties
The same number of protons
Increases
Decreases
Remains the same
Shows no pattern
Alkali metals
Transition metals
Alkaline earth metals
Rare earth metals
10
15
20
30
The number of isotopes
Its atomic number
Its number of neutrons
Its atomic mass
Na
Ga
Al
K
They do not generally react with other elements
They are liquid in normal conditions
They are metals that rust easily
They are very reactive gases
16
17
18
19
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Here's an interesting quiz for you.