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Name the following organic molecule



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TranceNova
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Dare I try to dust of my old chemistry memories? Lets see... the main chain has five carbons so.. pent something (just gotta remember the rest).

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Hmm you are on the right path

TranceNova
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hmm the double bond means... something..

TranceNova
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ah ah! Pentene... with some numbers or something?

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you need two things yea.

TranceNova
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Hmm would it be Pent2ene? (urgh, had to google how to name compounds)

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One of way putting it so yea else you can say 2pentene. But you are not done yet :D

TranceNova
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Oh no! What have I forgotten?

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2 sec

TranceNova
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Oh oh! It's something to do with the arrangement of the hydrogens right?
ok

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Are the two molecules the same in the following pic:

TranceNova
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Ah! (took me awhile), yes they are different because the double bond can't 'rotate'.

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so the full name is? :D

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(geometric isomers)

TranceNova
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Bleh, I'm trying to remember what each are called when they are on the same side or not  is it cis and trans?

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Yea :D

TranceNova
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Ah ha! so it is trans 2pentene :D

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jeps :D

TranceNova
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Woo! That took a serious amount of braindusting

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haha xD