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CGP EDU Academic Team
Published on: August 13, 2026
Aqueous solution of orthoboric acid can be titrated against sodium hydroxide using phenolphthalein indicator only in presence of:
Text Solution
Verified by ExpertsThe correct answer is:
D
It forms a stable cyclic complex with polyhydroxy compounds like cis-glycerol, catechol, etc. This helps in the release of H + as H 3 O + therefore, boric acid acts as a strong acid and hence can be titrated with sodium hydroxide using phenolphthalein.
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