Mind map
The modern periodic table
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The modern periodic table
Atomic number - number of protons
Protons + neutrons = mass number
Mass number - top
- Atomic number - bottom
Relative atomic mass is the mean mass of an atom relative to the mass of carbon-12, which is assigned a mass of 12.
Isotopes - same number of protons and electrons, different numbers of neutrons.
- Presence of isotopes means RAM is not a whole number.
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- Mind Map on The modern periodic table, created by charlotte.l.denn on 26/09/2015.
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- charlotte.l.denn
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