Chemical Bonding – Junior Cert Chemistry Terms

Junior CertificateScience

  • Electrons – Negatively charged particles
  • Protons – Have a positive charge
  • Neutrons – the particles of the nucleus that have no charge
  • Hydrogen bond – Attraction between a slightly positive hydrogen atom and a slightly negative atom.
  • Covalent bond – A chemical bond formed when two atoms share electrons
  • Ionic bond – A chemical bond resulting from the attraction between oppositely charged ions.
  • Double covalent bonds – a bond that involves two shared pairs of electrons
  • Nucleus – Control centre of the cell
  • Atom – Smallest particle of an element
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