c6.2.2 alkenes Flashcards
1
Q
what are alkenes
A
also hydrocarbons but they contain a C=C double bond
2
Q
why do they contain a double bond
A
they are unsaturated (so not full). they can break the double bond and include other atoms
3
Q
what do all alkenes end in
A
‘ene’
4
Q
4 alkenes
A
ethene (C2H4)
propene (C3H6)
butene (C4H8)
5
Q
general formula for alkenes
A
C(n) H(2n)
6
Q
what is a functional group
A
an atom, or a group of atoms or a bond that is responsible for the characteristic reactions of the substance
7
Q
what is alkenes’ functional group
A
C=C double bond
