Question

what do these prefixes mean??

1.hypo

2.ortho

3.pyro

Answer 1

1."Hypo" word is used for sodiumthiosulphate solution.

2. Ortho is the position next to the attached compound on the benzene ring.

e.g. Ortho benzoic acid means there are two -COOH groups present on benzene ring at position next to each other.

3. "Pyro" prefix is uded for the reactions involving absorption of heat.

e.g.

The process of getting metal by heating the oxides of metals in the presence of suitable reducing agents is known as pyrometallurgy or thermal reduction.

Pyrolysis is the chemical decomposition of the organic material by heat in the absence of air.