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"cyclopentene, pentene, 1-methyl cyclobutene, 3 methyl cyclobutene, so far that is all I can think of"

Cyclopentene is C5H8 whereas cyclopentane is C5H10.

The answer is 6 if you count both cis and trans isomers of 2-pentene, (5 if you don't)

The other four are 1-pentene, 2-methyl-1-butene, 3-methyl-1-butene, and 2-methyl-2-butene.

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12y ago
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12y ago

The full names are butene-1, butene-2, and 2-methylpropene-2. The best approximations I can make to drawing them on this site are, in order:

H2C=CH-CH2-CH3; CH3-CH=CH-CH3; and CH3C=CH2

|

CH3.

Note: The vertical line in the next-to-last horizontal line should be under the second-from-the-right carbon symbol in the horizontal line immediately above, and the C of CH3 in the last horizontal line should be immediately below that vertical line.

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10y ago

Butene C4 H8

H H H H

C=C-C-C-H

H H H

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Q: How do you draw an alkene with four carbons?
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Related questions

What does the hydrogenation of an alkene gives?

two atoms of hydrogen add to the carbons in a double bond of an alkene to form an alkane.


Is 2-butene an alkene?

2-butene is an alkene because it contains a double bond at second carbon(second and third carbons are unsaturated carbons).CH3-CH2=CH2-CH3


A substance containing carbon?

hydro carbons like alkane alkene and akyne


What type of molecule is cis-2-pentene?

Type your answer here... Alkene


If a molecule has 6 carbons and 12 hydrogens is it an alkane alkene or alkyne?

C6H12 may be an alkene or cycloalkane because both have the same general formula CnH2n .


What is the basic shape of an alkene?

ethene (also called ethylene). It is kind of "H" shaped. It has 2 carbons, double bonded, and four hydrogen singly bonded to those. 2 per carbon.


Explain how the molecular structures of alkanes and alkenes differ?

an alkane does not have a double bond.... an alkene does have a double bond between carbons


Do alkenes have double bonds between hydrogen atoms?

An alkene such as propene has 1 double bond. An alkene can also have many single bonds. In Dodecene for example there are 12 carbons. Two of the carbons are linked by a double bond and all the others by single bonds. In addition, the carbon-hydrogen bonds are all single bonds too.


How many hydrogen atoms are there in an alkene molecule with one double bond that contains 7 carbon atoms?

14. The general formula of alkenes is CnH2n so the alkene with 7 carbons is C7H14.


What is the alkene formulae?

Alkene's are a group of chemicals that contain only Hydrogen and Carbon, have a general formula, similar chemical properties and gradually changing physical properties. The simplest alkene is ethene whitch has the formula H2C=CH2 and the general formula for all alkanes is CnH2n so the alkene with 5 carbons (pentene) has 5 carbon atoms and 10hydrogen atoms.


How many carbons does butane have on iys structure?

butane has four carbons


What you mean bye exocyclic double bond?

Exocyclic. Exo means 'outside', so an exocyclic alkene must be outside of a ring, but still part of a ring. One of the alkene carbons is part of a ring and the other is not part of the same ring. Naveen Reddy Yennam