Advertisements
Advertisements
प्रश्न
Is boric acid a protic acid? Explain.
Advertisements
उत्तर
Boric acid is not a protic acid. It is a weak monobasic acid, behaving as a Lewis acid.
\[\ce{B(OH)_3 + 2HOH -> [B(OH)_4]- + H_3O^+}\]
It behaves as an acid by accepting a pair of electrons from –OH ion.
संबंधित प्रश्न
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 \[\ce{H3BO3 ->[\Delta]}\]?
Explain the Structure of Diborane.
Draw the structures of BCl3.NH3 and AlCl3 (dimer).
Explain the nature of boric acid as a Lewis acid in water.
Draw the structure of boric acid showing hydrogen bonding. Which species is present in water? What is the hybridisation of boron in this species?
What are boranes? Give chemical equation for the preparation of diborane.
Which is correct statement about diborane structure?
Aqueous solution of which of the following boron compounds will be strongly basic in nature?
Boric acid heated to red hot gives ______.
In diborane ______.
Boron reacts with nitric acid to form ______.
When aqueous solution of AICl3 is concentrated, it furnishes crystals of ______.
Borazine, also known as inorganic benzene, can be prepared by the reaction of 3-equivalents of “X” with 6-equivalents of “Y”. “X” and “Y”, respectively are ______.
The reaction of H3N3B3Cl3(A) with LiBH4 in tetrahydrofuran gives inorganic benzene (B). Further, the reaction of (A) with (C) leads to H3N3B3(Me)3. Compounds (B) and (C) respectively, are ______.
