There's no mess with soil or compost - all you need is a jar and an airing cupboard to grow Chinese bean sprouts, also known as mung beans, which may not be as long as the ones you buy in supermarkets, but they'll be just as tasty.
Best Answer: Polyatomic: The only difference between a polyatomic ion and a normal ion is that a polyatomic ion is composed of more than one elements. The elements are chemically bonded and have an overall net charge like a normal ion.
  Triatomic molecule is a molecule that is made up of only 3 atoms.   Thus, the difference is that â¦ a diatomic molecule is made up of only 2 atoms while a triatomic molecule is made up of only 3 atoms. + 30 others found this useful. Garima Jindal.