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The prussian blue colour in the test of ...

The prussian blue colour in the test of nitrogen by Lassagine's solution is due to :

A

`Na_4[Fe(CN)_6]`

B

`Fe(SCN)_3`

C

`Na_4[Fe(CN)_5NOS]`

D

`Fe_4[Fe(CN)_6]_3`

Text Solution

Verified by Experts

The correct Answer is:
D
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MODERN PUBLICATION-APPENDIX A-Multiple Choice Questions (Level-I)
  1. Lassaigne's solution gives violet colouration with sodium nitroprussid...

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  2. Belstein's test is used for the detection of :

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  3. The prussian blue colour in the test of nitrogen by Lassagine's soluti...

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  4. Leibig method is used for the estimation of

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  5. For the detection of sulphur by Lassaigne's test, the addition of sodi...

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  6. In Lassaigne's test for N, the blue colour is due to the formation of ...

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  7. In the detection of halogen, nitric acid is added to the Lassaigne's e...

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  8. Sodalime test for detection of nitrogen cannot be used for :

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  9. In case N and S are also present along with halogen in the organic com...

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  10. Which of the following pairs has heat of neutralisation equal to -57.1...

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  11. Which of the following neutralisation reaction is most exothermic ?

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  12. The heat of neutralisation of strong acid and strong base is 57.0 kJ. ...

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  13. During the test of N in an organic compound by Lassaigne's extract, pr...

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  14. Equal volumes of 1M HCl and 1M H2SO4 are neutralised by dilute NaOH so...

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  15. The heat of neutralisation of HCl and NaOH is 57.3 kJ "mol"^(-1). The ...

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  16. Which of the following is a lyophobic colloid?

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  17. Which of the following is a hydrophilic colloidal solution?

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  18. Borax bead test is not given by :

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  19. Which compound is formed when excess of KCN is added to an aqueous sol...

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  20. The ion that cannot be precipitated by both HCl and H2S is:

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