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प्रश्न
What are boranes? Give chemical equation for the preparation of diborane.
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उत्तर
Boranes correspond to alkane-like compounds of boron. They consist of boron and hydrogen. Most common borane existing is diborane.
\[\ce{4BF3 + 3LialH4 -> 2B2H6 + 3LiF + 3AIF3}\]
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संबंधित प्रश्न
Explain the Structure of Boric Acid.
Explain the following reaction.
Hydrated alumina is treated with aqueous NaOH solution.
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.
An aqueous solution of borax is _______.
Boric acid is an acid because its molecule ______.
Explain the nature of boric acid as a Lewis acid in water.
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.
Which of the following is a FALSE statement about boric acid, \[\ce{H3BO3}\]?
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 ______.
On the addition of mineral acid to an aqueous solution of borax, the compound formed is ______.
When aqueous solution of AICl3 is concentrated, it furnishes crystals of ______.
Boric acid (H3BO3) is ______.
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 ______.
