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प्रश्न
Complete the following reaction.
\[\ce{B + NaOH ->}\]
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उत्तर
\[\ce{2B + 6NaOH -> \underset{\text{(Sodium borate)}}{2Na3BO3} + H2O}\]
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संबंधित प्रश्न
Boric acid is an acid because its molecule ____________.
Which of the following statements is not correct?
Match items in Column – I with the items of Column – II and assign the correct code.
| Column – I | Column – II |
| A. Borazole | 1. B(OH)3 |
| B. Boric acid | 2. B3N3H6 |
| C. Quartz | 3. Na2[B4O5(OH)4]8H2O |
| D. Borax | 4. SiO2 |
The compound that is used in nuclear reactors as protective shields and control rods is ____________.
Give the uses of Borax.
Give one example for the following.
Icosogens
Complete the following reaction.
\[\ce{B2H6 + 2NaOH + 2H2O ->}\]
Complete the following reaction.
\[\ce{BF3 + 9H2O ->}\]
How will you convert boric acid to boron nitride?
A double salt which contains fourth-period alkali metal (A) on heating at 500 K gives (B). aqueous solution of (B) gives white precipitate with BaCl2 and gives a red colour compound with alizarin. Identify A and B.
