Atomic structure
What Atomic structure means in Physics A-Level, as defined for OCR.
Definitions of Atomic structure
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
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Reference: OCR
The atom is mostly empty space, with a tiny central nucleus that is positively charged and contains most of the atom's mass.
A small, dense, positively charged nucleus surrounded by electrons, with the nucleus containing protons and neutrons.
Topics that use Atomic structure
- The nuclear atom (OCR A-Level)
Related terms
- Atomic and nuclear density
- Atomic and nuclear dimensions
- Charge and neutrality
- Evidence from scattering
- Force-separation relationship
- Isotopes
- Nuclear notation
- Nuclear radius
Using Atomic structure in the exam
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