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Borax bead test is responded by :...

Borax bead test is responded by :

A

divalent metals

B

heavy metals

C

light metals

D

metals which form coloured metaborates.

Text Solution

Verified by Experts

The correct Answer is:
D
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NCERT FINGERTIPS-THE P-BLOCK ELEMENTS-Some Important Compounds Of Boron
  1. Chemically borox is

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  2. Na(2)B(4)O(7). 10H(2) O overset(Delta)(to) X overset(Delta)(to) Y + Z ...

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  3. Na(2)B(4)O(7) + X to H(3) BO(3). What is X in the reaction

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  4. Which of the following compound is formed in borax bead test ?

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  5. What happen when a mixture of cobalt oxide and borax is heated in a fl...

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  6. Borax bead test is responded by :

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  7. Boric aicd has polymeric layer structure in which plannar BO(3) units ...

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  8. Boric aicd is the trival name for

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  9. Which of the following compounds are formed when BCI(3) is treated wit...

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  10. An aqueous solution of boric acid is found to be weakly acidic in natu...

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  11. Diborane upon hydrolysis gives

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  12. What happen when diborane reacts with Lewis bases?

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  13. The type of hybridisation of boron in diborane is (a) sp , (b) sp^(...

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  14. In diborane

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  15. What are X and Y in the reaction? 3B(2)H(6) + 6X to 3[BH(2) (X)(2)]^...

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  16. Identify X and Y in the following reaction BCI(3) + NH(4) CI underse...

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  17. Which of the following compounds is not matched correctly with its str...

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  18. Which one of the following is hardest compound of boron ?

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  19. NaBH(4) + I(2) to X + Y + X BF(3) + NaH overset(450K)(to) X + P BF...

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  20. Match the column I with column II and mark the appropriate choice. {...

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