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Amongst the following statements, the st...

Amongst the following statements, the statement which is not applicable to Beilstein's test is

A

greenish or blue green flame is due to the formation of cupric halides

B

this test is a very sensitive test and can be easily performed

C

this test confirms the presence of halogen atom

D

this test dose not tell us which halogen atom is present in the organic compound

Text Solution

Verified by Experts

The correct Answer is:
C
Compounds like urea, thiourea also produced greenish or blue colour when heated with copper wire. Therefore. This test does not confirm the presence of halogen atom in the compound.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-BASIC PRINCIPLES AND TECHNIQUES IN ORGANIC CHEMISTRY-EXERCISE 2
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  2. When CH(3)Cl undergoes homolytic bond-fission

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  3. Which one of the following C-H bonds is the wekest for homolytic fissi...

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  4. In which of the following ways does the hydride ion tend to function ?

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  5. Most stable radical is

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  6. Select the incorrect statement .

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  7. Dehydrobromination (-HBr) of the following in increasing order is

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  8. The structural formula of 2-oxo-3-methyl-(N-bromo) butanamide is

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  9. Indicate the wrongly named compound

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  10. The most stable carbanion is

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  11. The most stable free radical among the following is

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  12. CH(3) overset(*) H(2) disproportionates to

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  13. Additionof HCI to 3,3 dimethyl but-1-ene yields two products, one of w...

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  14. Basic strength of CH-=overset(Theta)C(l), CH(2)=overset(Theta) CH(II) ...

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  15. Electrophile overset(o+)(NO(2)) attacks the following In which ca...

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  16. Major organic product fomred from the following sequence of reactions ...

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  17. Among the following, which is least acidic ?

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  18. In which of the following compounds, does the substituent not exert it...

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  19. When acidified sodium extract of organic compound is treated with acet...

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  20. The formation of yellow precipitate by the addition of solution of amm...

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  21. In Carius tube, the compound ClCH(2)COOH was heated with fuming HNO(3)...

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