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Orthoboric acid behaves as weak monobasi...

Orthoboric acid behaves as weak monobasic acid giving `H_3 O^+` and

A

`H_2 BO_2^+`

B

`H_2 BO_2^-`

C

`[B(OH)_4]^-`

D

`[B(OH)_4]^+`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-ELEMENTS OF BORON FAMILY-PRACTICE EXERCISE
  1. The chloride of one of the following elements is a stable covalent com...

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  2. Which of the following is not a Lewis acid?

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  3. Orthoboric acid behaves as weak monobasic acid giving H3 O^+ and

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  4. Select correct statement(s) about H3 BO3

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  5. The reactants in the industrial method of preparation of diborane are

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  6. The total number of vacant orbitals involved in bond formation in dibo...

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  7. Standard electrode potential values for Al^(3+)//Al is -1.66V and tha...

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  8. Which is not correct in case of boric acid ?

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  9. When diborane undergoes complete methylation, the number of hydrogen a...

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  10. Diborane reacts with ammonia under different conditions to give a vari...

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  11. 2Al + 6HCl to 2Al^(3+) + 6Cl^- + 3H2 2Al + 2NaOH + 6H2 O to 2Na(OH)...

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  12. The oxides of group 13 elements are given as A) B2 O3 B) Al2 O3 ...

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  13. Aluminium liberates dihydrogen gas with both dil.HCI and aqueous NaOH....

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  14. Boron is unable to form BF6^(3-) ion because of

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  15. The compound formed when diborane reacts with trimethyl amine is

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  16. Which of the following is formed when diborane reacts with sodium hydr...

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  17. LiH + B2 H6 overset("dry ether")to X In this reaction 'X' is used ...

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  18. The use of aluminium and its compounds for domestic purposes is now re...

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  19. On a weight - to - weight basis, the electrical conductitity of alumin...

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  20. Structure of -BH2 group is

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