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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.

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Q: Do alkenes have double bonds between hydrogen atoms?
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Related questions

What is a molecule that is short of hydrogen atoms and has a double bond called?

This referes to unsaturated (organic) compounds, e.g. alkenes


What chemical contains a carbon double bond?

These are unsaturated organic compounds.


Functional group of alkenes?

There is a double bond between two olefenic carbon atoms and it is the functional group of simple alkenes.


What is the difference between the carbon groups called alkanes and alkenes?

Alkenes have at least one double bond between two carbon atoms; alkanes don't.


Are alkenes saturated or unsaturated?

No, they are unsaturated as they contain double bonds


What is the structure of alkenes?

Alkenes are unsaturated hydrocarbons with the general formula of CnH2n where C is carbon, H is hydrogen and n is 1,2,3 and so on. They have at least on double bond present between two carbon atoms. The homologous series of alkenes starts from Ethene( C2H4) and goes on with propene, butene etc.


What is alkanes and alkenes?

The difference between an alkane and an alkene is that: Alkanes have only single bonds between carbon atoms and are said to be saturated: when put in bromine water, the bromine water stays orange - formula: CnH2n+2; Alkenes: have one or more double bond(s) between carbon atoms and are unsaturated: when put in bromine water, the bromine water turns clear - formula: CnH2n.


What is a carbon atoms with double bonds called?

Olefins or alkenes


What can be said about the relationship between the number of hydrogen atoms and the number of carbon atoms in an alkane?

Yes: Alkenes follow the general formula: CnH2n (n being the number of carbon atoms in the chain), so in Alkenes, there will be twice as many H atoms than C atoms. Alkanes: CnH2n+2 Alkenes:CnH2n Alkynes:CnH2n-2


Are alkenes hydrocarbons?

Yes, since hydrocarbons are compounds containing only carbon and hydrogen, and alkenes fit this description. More specifically, alkenes contain at least one C to C double bond (but no triple bonds) and their general formula is CnH2n+2


What is the formula for a compound whose molecules each contain six carbon atoms and six hydrogen atoms?

The genral chemical formulas for hydrocarbons with no double or triple bonds alkanes, 1 double bond alkenes, 1 triple bond alkynes arealkanes is CnH(2n+2)alkenes is CnH2nalkynes, CnH2n-2


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.