Atomic structure
Describe the structure of an atom in terms of the number of protons, neutrons and electrons. Understand atomic mass and atomic number and use them to calculate the number of subatomic particles.
Atomic structure
Describe the structure of an atom in terms of the number of protons, neutrons and electrons. Understand atomic mass and atomic number and use them to calculate the number of subatomic particles.
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Lesson details
Key learning points
- State the charges and mass of the three subatomic particles
- Identify the atomic mass and atomic number of elements
- State the number of protons, electrons and neutrons in different elements
Equipment
Periodic table, calculator
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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6 Questions
6 Questions
nucleus.
shells.
space between shells and nucleus.
same as the atomic number
equal to the number of protons
the atomic mass subtract the atomic number