Question

define odd ion effect ??​

Answer 1

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★ Odd ion effect -

when a strong Electrolyte having an odd ion. is mixed with weak electrolyte then the degree of ionization of weak electrolytes is increased.

this effect is known as odd ion effect.

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Answer 2

Odd-ion effect occurs when any ion from other electrolyte consumes any ion from interfering electrolyte and hence neutralises ...

For example,

the degree of dissociation of acetic acid is decreased in presence of HCl or CH3COONa or HCOOH etc.