Man's physical universe

xanabras

602 MAN IS MASTERING HIS MATERIAL WORLD

form hydronium ions are also termed acids, although they might better

be termed acid-formers.

There are three general types of acid-formers:

\. Hydrides of nonmetals or nonmetallic radicals. Examples, HCl,

H(CoH302).

A hydride is a compound of an element or a radical with hydrogen,

HCl + H2O —

hydrogen chloride

HC2H3O2 +

hydrogen acetate

water

H2O

water

(H30)+,

CIhydronium

ion

chloride ion

-^ (H30)+, (C2H3O2)-

hydronium ion

acetate ion

2. Oxides of nonmetals or nonmetallic radicals. Examples, CI2O3,

(C>H30)20.

CI2O3 + 3 H2O

chlorine trioxide

water

(C2H30)20 + 3 H2O

acetyl oxide

(acetic anhydride)

water

hydronium ion

2(H30+),

hydronium ion

chlorite ion

-^ 2(H30+), 2(C102)-

2(C2H302)-

3. Hydroxides of nonmetals or nonmetallic radicals.

P(0H)3', S02(OH)2.

P(0H)3 +

Examples,

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