A more electronegative atom... Compounds are pure substances that are combinations of two or more elements. The most basic unit of a compound is the molecule, which is a combination of two or more atoms of different elements. Different elements have different properties, and hence, form different kinds of compounds.
Charcoal is added to orchid mix with the intention of keeping the mix sweet and to filter impurities. The particle size of this charcoal is perfect for the majority of orchid mixes and a little goes a long way. This medium charcoal is an ingredient in many orchid mixes.The particle size of this charcoal can very from 1/2 to 1 inch. Charcoal is not finely graded and some smaller and larger pieces may be mixed in.his medium charcoal is an ingredient in many orchid mixes. The particle size of this charcoal can very from 1/2 to 1 inch. Charcoal is not finely graded and some smaller and larger pieces may be mixed in.
Basically, the orchids emit chemicals that smell, to a male insect, just like the sex pheromones emitted by the female of his species. In an interesting twist last year, researchers found that a bee-pollinated orchid produced chemicals that are similar but not identical to a female bee's scent.or the orchid, the relationship with pollinators is all about sex; but for the pollinators, sometimes it's about food. A study that comes out in Current Biology later this month shows that a Chinese orchid mimics the scent of a honeybee's distress signalâa scent that attracts honeybee-eating hornets.