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Borax is Na(2)B(4)O(7).10 H(2)O consider...

Borax is `Na_(2)B_(4)O_(7).10 H_(2)O` consider the following statements about boran

A

2 boran atoms have 4 B - O bonds where as other two have 3 B - O bonds

B

Each boran has one OH - group

C

It is a salt of tetro boric acid

D

It is a cyclic meta borate havinf two six membered rings.

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
Structure of boric acid and properties.
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AAKASH SERIES-ELEMENTS OF BORON FAMILY-ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED))
  1. Which of the following statement is correct ?

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  2. Al(2)(SO(4))(3)+NH(4)OH rarr X,X is

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  3. Among the following statements the correct are :

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  4. Which of the following statements are correct ?

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  5. Which of the following are incorrect statements ?

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  6. Borax is Na(2)B(4)O(7).10 H(2)O consider the following statements abou...

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  7. Which of the following acts as Lewis acid ?

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  8. Boran Nitride is not isoelectronic with ?

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  9. Which one of the following is hardest compound of the following.

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  10. Borax bead test is not given by

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  11. Which of the following pair contains with same structures.

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  12. Diborane is simplest and most familiar hydride of boton. Its chemical ...

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  13. Diborane is simplest and most familiar hydride of boton. Its chemical ...

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  14. The number of atoms involved in bridged bonds in one diborane molecule...

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  15. Group 13 of periodic table consists of boron or aluminium family. Boro...

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  16. Group 13 of periodic table consists of boron or aluminium family. Boro...

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  17. {:(,"Column - I",,"Column - II"),((A),"Boric acid",(P),Na(2)[B(4)O(5)(...

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  18. Number of moles of OH^(-) produced by dissolving 1 mole of B(OH)(3) in...

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  19. Number of tetrahydral boran atoms in peroxoborate.

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  20. Number of t 3c - 2e bonds (hydrogen bridges) in Be(BeH(4))(2) is

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