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Atomic structure
Description
GCSE C2 Mind Map on Atomic structure, created by danielberthaur on 19/11/2013.
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danielberthaur
, updated more than 1 year ago
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danielberthaur
over 10 years ago
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Resource summary
Atomic structure
Atoms consist of a central nucleus surrounded by shells of electrons
Nucleus is made of protons and neutrons
The mass of protons and neutrons is 1 and electron is 0
Protons- positive charge
Neutrons- no charge
Electron- negative charge
Overall the atom has no charge as the number of electrons in the shells is equal to the number of protons in the nucleus
Top number is mass number
Bottom number is atomic number
Number of protons is the atomic number
Number of protons and neutrons (nucleons) is the mass number
Number of neutrons is mass number-proton number
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