Common Cations, Anions and Covalent Substances


by Krish Beachoo on Aug 9, 2021

Image: https://unsplash.com/@hansreniers
Edu Level: NCSE


Cations

  • H+ Hydrogen
  • K+ Potassium
  • Cu2+ Copper
  • Ag+ Silver
  • Au+ Gold (I)
  • NH4+ Aeonium ion
  • Mg2+ Magnesium
  • Ca2+ Calcium
  • Zn2+ Zinc
  • Pb2+ Lead (II)
  • Fe3+ Iron (II)
  • Fe3+ Iron (III)
  • Ni2+ Nickle
  • Al3+ Aluminum ion

Anions

  • OH- Hydroxide ion
  • Cl- Chloride ion
  • NO3- Nitrate ion
  • CH3COO Ethanoate/acetate ion
  • S- Sulfide ion
  • O2- Oxide ion
  • SO4 2- Sulfate ion
  • SO3 2- Sulfite ion
  • CO3 2- Carbonate ion
  • HCO3 Hydrogen carbonate ion

Covalent Substances

  • Sulphur Monoxide - SO
  • Sulphur Dioxide - SO2
  • Sulphur Trioxide - SO3
  • Carbon Monoxide - CO
  • Carbon Dioxide - CO2
  • CH4 – methane
  • NH 3– ammonia
  • O3 – ozone
  • HCl – hydrogen chloride

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