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प्रश्न
When aqueous solution of borax is acidified with hydrochloric acid, a white crystalline solid is formed which is soapy to touch. Is this solid acidic or basic in nature? Explain.
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उत्तर
When aqueous solution of borax is acidified with hydrochloric acid, boric acid is produced. As the name says, boric acid is acidic in nature but weak acid. Unlike protonic acid, boric acid is monobasic acid,
It accepts electrons from the hydroxyl group of water and forms [B(OH4]–.
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संबंधित प्रश्न
Is boric acid a protic acid? Explain.
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Draw the structure of boric acid showing hydrogen bonding. Which species is present in water? What is the hybridisation of boron in this species?
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