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प्रश्न
Explain the following reaction.
Hydrated alumina is treated with aqueous NaOH solution.
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उत्तर
When hydrated alumina is added to sodium hydroxide, the former dissolves in the latter because of the formation of sodium meta-aluminate.
\[\ce{Al_2O_3 . 2H_2O + 2NaOH -> 2 NaAlO_2+ 3H_2O}\]
संबंधित प्रश्न
Explain what happens when boric acid is heated.
Write a balanced equation for B2H6 + H2O → ?
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An aqueous solution of borax is _______.
Explain the Structure of Diborane.
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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.
A compound (A) of boron reacts with NMe3 to give an adduct (B) which on hydrolysis gives a compound (C) and hydrogen gas. Compound (C) is an acid. Identify the compounds A, B and C. Give the reactions involved.
Which is correct statement about diborane structure?
Diborane (B2H6) reacts independently with O2 and H2O to produce, respectively:
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In diborane ______.
When aqueous solution of AICl3 is concentrated, it furnishes crystals of ______.
Which one of the following methods is used to prepare borax crystals?
Boric acid (H3BO3) is ______.
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