Which of following statements best describes the general reactivity of alkynes?
A) An alkyne reacts as a nucleophile,and is therefore electron rich.
B) An alkyne reacts as a nucleophile,and is therefore electron poor.
C) Alkynes fail to undergo electrophilic addition reactions,unlike alkenes.
D) An alkyne reacts as an electrophile,and is therefore electron rich.
E) An alkyne reacts as an electrophile,and is therefore electron poor.
Correct Answer:
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Q5: The C≡C bond of an alkyne is
Q7: Provide the systematic IUPAC name for BrCH2CH2C≡CCH2CH3.
A)1-Bromo-3-hexyne
B)6-Bromo-3-hexyne
C)1-Bromo-2-hexyne
D)6-Bromo-4-hexyne
E)1-Bromo-4-hexyne
Q8: What is the correct IUPAC name for
Q10: What is the correct IUPAC name for
Q11: Which of the following is an acceptable
Q13: What is the correct IUPAC name for
Q14: Which of the following is an acceptable
Q16: Provide the systematic IUPAC name for Cl3CCH2CH2CH2C≡CH.
A)6,6,6-Trichloro-1-hexyne
B)1,1,1-Trichloro-5-hexyne
C)5,5,5-Trichloro-1-pentyne
D)1-Heptyne
E)Trichlorobutylacetylene
Q17: What is the correct IUPAC name for
Q20: The sigma bond of an alkyne is
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