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Sort each particle by where it sits

Exercise and reference answers

Items
  1. Item
    Proton
    Category
    In the nucleus
  2. Item
    Neutron
    Category
    In the nucleus
  3. Item
    Nucleons
    Category
    In the nucleus
  4. Item
    Electron
    Category
    Outside it
  5. Item
    K shell
    Category
    Outside it
  6. Item
    L shell
    Category
    Outside it
  7. Item
    Valency
    Category
    A property
  8. Item
    Mass number
    Category
    A property
Categories
  1. Item
    In the nucleus
  2. Item
    Outside it
  3. Item
    A property
Instructions
Tap a particle, then tap the box it belongs in.

Explanation

_Source: syllabus Science, Ch 4 'Structure of the Atom'_
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