Alkanes & Alkenes Flashcards
1
Q
Alkene + HX->
A
Haloalkane
2
Q
alkene +X2
A
dihaloalkane
3
Q
alkene ->alkane
A
+H2, hydrogenation, Ni, 100°C, 150atm
4
Q
alkene->alcohol
A
+H2O, hydration, conc.H3PO4, 300°C, 67atm
5
Q
alkene-> polymer
A
addition polymerisation, catalyst, 150°C, 2000-3000atm
6
Q
Free radical substitution of alkanes
A
1)Initiation-Cl2->2Cl• (UV light) 2)Propagation-Cl•+CH4->CH3•+HCl,Cl2+CH3•->CH3Cl+Cl• 3)Termination-Cl•+Cl•->Cl2 etc…
7
Q
Homologous series
A
Same general formula Same functional group Each successive one differs by a CH2 group Same chemical properties Trend in physical properties
