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प्रश्न
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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उत्तर
Structure of boric acid; the dotted lines represent hydrogen bonds
[B(OH)4]– units are present in water. Boron has sp3 hybridisation in [B(OH)4]– unit.
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संबंधित प्रश्न
Explain what happens when boric acid is heated.
Explain the Structure of Boric Acid.
A certain salt X, gives the following results.
- Its aqueous solution is alkaline to litmus.
- It swells up to a glassy material Y on strong heating.
- When conc. H2SO4 is added to a hot solution of X, white crystal of an acid Z separates out.
Write equations for all the above reactions and identify X, Y and Z.
Write a balanced equation for NaH + B2H6 → ?
Write a balanced equation for \[\ce{H3BO3 ->[\Delta]}\]?
Boric acid is polymeric due to ______.
An aqueous solution of borax is _______.
Explain the Structure of Diborane.
Boric acid is an acid because its molecule ______.
Explain the nature of boric acid as a Lewis acid in water.
What are boranes? Give chemical equation for the preparation of diborane.
Diborane (B2H6) reacts independently with O2 and H2O to produce, respectively:
Boric acid heated to red hot gives ______.
On the addition of mineral acid to an aqueous solution of borax, the compound formed is ______.
Boron reacts with nitric acid to form ______.
Boric acid (H3BO3) is ______.
