The IUPAC name of the hydrocarbon HC - C - CH - CH - CH - CH 2 isA- Hex-3-5-dien-5-yneB- Hexa-1-3-dien-5-yneC- Hexa-1-2-dien-1-yneD- Hex-3-5-dien-1-yne

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Geometrical Isomerism

The IUPAC nam...

Question

The IUPAC name of the hydrocarbon $H C \equiv C - C H = C H - C H = C H_{2}$ is

Hex-3,5-dien-5-yne

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Hexa-1,2-dien-1-yne

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Hexa-1,3-dien-5-yne

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Hex-3,5-dien-1-yne

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Solution

The correct option is C Hexa-1,3-dien-5-yne
$H C^{6} \equiv C^{5} - C^{4} H = C^{3} H - C^{2} H = C^{1} H_{2}$ .The preference is given to double bond therefore C atoms are numbered as shown. There are 2 double bonds at position 1 and 3 and one triple bond at position 5

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The IUPAC name of the hydrocarbon HC≡C−CH=CH−CH=CH2 is

The correct option is C Hexa-1,3-dien-5-yneHC6≡C5−C4H=C3H−C2H=C1H2.The preference is given to double bond therefore C atoms are numbered as shown. There are 2 double bonds at position 1 and 3 and one triple bond at position 5

The IUPAC name of the hydrocarbon $H C \equiv C - C H = C H - C H = C H_{2}$ is

The correct option is C Hexa-1,3-dien-5-yne
$H C^{6} \equiv C^{5} - C^{4} H = C^{3} H - C^{2} H = C^{1} H_{2}$ .The preference is given to double bond therefore C atoms are numbered as shown. There are 2 double bonds at position 1 and 3 and one triple bond at position 5