End of unit test

  • Created by: Ticcyboii
  • Created on: 18-12-19 11:27
View mindmap
  • Chemistry End of unit test revision
    • Ionic compounds
      • Gain or lose electrons
        • Metals lose electrons to become positive
        • Non-metals gain electrons to become negative
      • Dot and cross diagrams
      • Positive ions are cations
      • Negative ions are Anions
      • Are held in a lattice regular structure.
    • Covalent bonding
      • When elements share pairs of electrons.
      • occurs in most non metallic elements and in compounds of non metals.


No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Atoms and compounds resources »