Formula for Noncyclic Alkenes?

The general formula for noncyclic alkenes is:a CnH2n+2b CnH2nc CnH.

What is the general formula for non-cyclic alkanes?

Alkanes have the general formula C_nH_2n+2. For example, an alkane with 2 (n) carbon atoms, will have 6 (2n + 2) hydrogen atoms. Their adjacent atoms are connected with sigma bonds and form tetrahedral centers around the carbon atoms. As these bonds are all single bonds, there is free rotation around all connections.

What are non-Cyclic alkenes?

Hydrocarbons are organic compounds that contain only carbon and hydrogen. ... Unsaturated hydrocarbons have double and/or triple bonds between carbon atoms. Those with double bond are called alkenes and have the general formula C_nH_2n (assuming non-cyclic structures).