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Which of the following statement are cor...

Which of the following statement are correct ?

A

Boran is used cleaning metals

B

`Al_(2)O_(3)` is amphoteric white `B_(2)O_(3)` is acidic

C

Boric acid on heating with Cuo gives metaborate and boran bead test

D

Boran nitride is inorganic graphite

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
`Al_(2)O_(3)` is amphoteric in nature.
`B_(2)O_(3)` is acidic in nature.
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AAKASH SERIES-ELEMENTS OF BORON FAMILY-ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED))
  1. Pick out correct statements regarding orystalline form of boran

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  2. Regarding Boricacid, which of the following statements is correct ?

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  3. Which of the following statement are correct ?

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  4. Which of the following statement is correct ?

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

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  6. Among the following statements the correct are :

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  7. Which of the following statements are correct ?

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  8. Which of the following are incorrect statements ?

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

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  10. Which of the following acts as Lewis acid ?

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  11. Boran Nitride is not isoelectronic with ?

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

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  13. Borax bead test is not given by

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

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

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

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

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

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

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

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