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Acetylene reacts with HCN in the presenc...

Acetylene reacts with HCN in the presence of `Ba(CN)_2` to yield:

A

Vinyl cyanide

B

1,1-dicyanoethane

C

1,2-dichloroethene

D

None of these

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The correct Answer is:
B
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MBD PUBLICATION-HYDROCARBONS-QUESTION BANK
  1. Substitution reactions may be:

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  2. Acetylene can be converted to higher alkyne using the following sequen...

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  3. Acetylene reacts with HCN in the presence of Ba(CN)2 to yield:

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  4. Alkene-1 on hydroboration followed with action of H2O2 gives:

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  5. R-CH=CH2underset( C2H5OH)overset(Na//NH3(l))rarrRCH2CH3

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  6. The reaction of alkanes with halogen is explosive in the case of:

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  7. The shape of ethylene molecule is:

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  8. Cetane number of diesel fuel increases with the addition of:

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  9. A nucleophilic reagent would readily attack:

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  10. An alkyl halide may be converted into an alkene by which of the follow...

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  11. Reactivity of halogens towards alkanes is in order

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  12. Silver acetylide when heated with HCI gives:

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  13. Which reagent will quantitatively distinguish between butyne-1 and but...

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  14. Octane number 116 is given for:

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  15. In the Lassaigne's test the sulphur present in the organic compound fi...

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  16. A compound which does not give a positive test in the Lassaigne's test...

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  17. In sodium extract test of organic compounds, the nitrogen of an organi...

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  18. The most suitable method of separation of 1 :1 mixture of ortho and pa...

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  19. In Kjeldahl's method nitrogen present is quantitatively converted to :

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  20. In Lessaigne's test for N,S and halogens, the organic compound is:

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