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The hybridisation of boron in borax is...

The hybridisation of boron in borax is 

A

Two borons in `sp^(2)` and two borons in `sp^(3)`

B

One boron in `sp^3` and three borons in `sp^( 3)`

C

Three borons in `sp^2` and one boron in `sp^3 `

D

All are in `sp^3` hybridisation

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The correct Answer is:
A
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AAKASH SERIES-REVISION EXERCISE -ELEMENTS OF BORON FAMILY
  1. The hybridisation of boron in borax is

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  2. Which reacts with acids as well as alkalies?

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  3. The densest element of IIIA group is

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  4. The statements regarding 'B'and Al are i) Boron is a bad conductor o...

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  5. The correct order of melting points of IIIA group elements is

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  6. The IIIA group element that does not displace hydrogen from hydrochlor...

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  7. Which of the following does not undergo hydrolysis ?

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  8. The maximum number of atoms present in the same palne in diborane mole...

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  9. Diborane does not liberate H2 gas with

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  10. The statements regarding Diborane are i) Diborane contains 2-centred...

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  11. 2X +6LiNoverset(450K)rarrB(2)H(6)+Y. The compounds, X and Y are

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  12. Hydrogen gas is liberated when aluminium is treated with A) Boiling ...

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  13. Which of the following is weakest Lewis acid ?

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  14. Aluminium reacts with concentrated H(2)SO(4) to liberate SO(2) gas. In...

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  15. Slippery nature of orthoboric acid is due to

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  16. In the reaction between boron and sodium hydroxide to liberate hydroge...

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  17. Specify the co-ordination geometry around and hybridisation of N and B...

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  18. The hybridisation of boron and oxygen atoms in a molecule of boric aci...

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  19. Strongest oxidant among the following is

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  20. Electronegativity of aluminium is 1.5. Electro negativity of thallium ...

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