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  • Which of the following reagent can be used for the detection of terminal alkyne?Option: 1 <img alt="Cu_2Cl_2+NH_4OH" src="/latex-image/?Cu_2Cl_2&

Which of the following reagent can be used for the detection of terminal alkyne?

Option: 1

Cu_2Cl_2+NH_4OH


Option: 2

NH_4Cl


Option: 3

AgNO_3


Option: 4

Both a & c


Answers (1)

best_answer

As we learnt

 

Test for Terminal Alkyne with Ammonical Cuprous Chloride -

 

R-C\equiv CH+Cu_{2}Cl{_{2}}+NH{_{4}}OH\rightarrow R-C\equiv C^{_-}}Cu{^{+}(Red\ PPT)
 

- wherein

Terminal Alkyne Present

 

 Terminal alkyne in an organic compound can be detected by Tollen's reagent (AgNO_3) or by Cu_2Cl_2+NH_4OH

 

Posted by

Sayak

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