Incorrect statement for the use of indicators in acid-base titration is :
Methyl orange may be used for a weak acid vs weak base titration.
Phenolphthalein is a suitable indicator for a weak acid vs strong base titration.
Methyl orange is a suitable indicator for a strong acid vs weak base titration.
Phenolphthalein may be used for a strong acid vs strong base titration.
Weak acid – weak base :-
Neither phenolphthalein nor methyl orange is suitable.
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