Hydrocarbon basics Circles Hydrocarbon basics Carbon C amp Hydrogen H Alkanes Alkenes Alkynes Click for some more basics Go to the next part Some extra information ID: 641199
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Slide1
Aromatic ChemistrySlide2
Index
Hydrocarbon basics
Circles
?!Slide3
Hydrocarbon basics
Carbon ( C ) &
Hydrogen
( H )
Alkanes
, Alkenes, AlkynesClick for some more basics!Go to the next part!
Some extra information!Slide4
Amount of C *2 +2 Amount of H
Alkane single bond stable bond
Hydrocarbon basics: Alkanes
Name of the molecule
Formula
Meth
aneCH4
EthaneC2H6
PropaneC3H8
Buth
ane
C
4
H10PentaneC5H12HexaneC6H14HeptaneC7H16OctaneC8H18NonaneC9H20DecaneC10H22
Ethane (C
2
H
6
)Slide5
Alkene
double bond less stable bond
For every double bond -2 H
No
methene
!Name changes depending on where the double bond is!Hydrocarbon basics: Alkenes
Name of the moleculeFormula
EtheneC2H4
PropeneC3H6
Buth
e
ne
C
4H8PenteneC5H10HexeneC6H12HepteneC7H14OcteneC8H16NoneneC9H18Dec
e
ne
C
10
H20
3-octene, double bond is in third placeSlide6
Hydrocarbon basics: Alkynes
Name of the molecule
Formula
Eth
yne
C2H2
PropyneC3H4
ButhyneC4H
6PentyneC5H
8
Hex
y
ne
C6H10HeptyneC7H12OctyneC8H14NonyneC9H16DecyneC10H18Alkynes triple bond the least stable bondFor every triple bond -4 HNo
metyne
!
Name changes depending on where the triple bond is.
3-hexyne, triple bond is in the third placeSlide7
Circles?!
Theory of
Kekulé
snake biting its own tail.Slide8
Questions
How many carbon atoms are in butane
Which of the following is an alkane?
What is the shape of aromatic molecules?
Why doesn’t
methene exist?Which of the following is the formula of benzene?How many types of bonds does the benzene have?Who discovered the structure of benzene.