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Which one of the following reagents is u...

Which one of the following reagents is used for detection of unsaturation in alkenes?

A

`NaOH+CaO`

B

Cold dilute alkaline `KMnO_(4)`

C

`Cl_(2)//hupsilon`

D

`KOH//C_(2)H_(5)OH`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ACYCLIC HYDROCARBONS -OBJECTIVE EXERCISE - 1
  1. The test used for identifying carbon-carbon double fond in an alkene i...

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  2. What are the reacting conditions used for the formation of ethylene gl...

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  3. Which one of the following reagents is used for detection of unsaturat...

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  4. In the following reaction, A and B respectively are Aoverset(HBr)rar...

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  5. Consider the following reactions : X+HCloversetunderset(AlCl(3))("An...

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  6. What are X and Y in the reaction? C(2)H(4)+H(2)SO(4)overset(80^(@)C)...

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  7. Which one of the following compounds, decolourises cold alkaline potas...

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  8. C(2)H(4)+2HClrarrC(2)H(4)Cl(2) is an example of

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  9. A molecule (X) has (i) four sigma bonds formed by the overlap of sp^(2...

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  10. C(2)H(6)underset("Sunlight")overset("1Mole"Cl(2))rarrAoverset("Alc.KOH...

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  11. CH(3)COOK((aq))overset("Electrolysis")rarrAunderset(1000^(@)C)overset(...

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  12. (A) : Alkene is more reactive than the corresponding alkane (R ) : A...

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  13. (A) : Peroxide effecti is not observed in the addition of HI to unsymm...

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  14. Which of the following reagent is used to find out carbon-carbon multi...

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  15. (A) : Reaction of 1-butene with HBr gives 1-bromobutane as major produ...

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  16. When 2-methyl butyl bromide is treated with sodium ethoxide I ethanol,...

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  17. Which of the following reactions is not correct?

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  18. The general formula of alkynes is

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  19. Ethene and ethyne can be distinguished using

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  20. The final product formed when acetylene reacts with hydrogen bromide i...

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