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Addition reactions презентация
Содержание
- 1. Addition reactions
- 2. Decane (what is the formula?______________)
- 3. Decane Draw 4 isomers of decane
- 4. When we “crack” DECANE what are the
- 5. Annapurna
- 6. Pentene CH3CH2CH2CH=CH2 Alkenes Can be Hydrocarbons Saturated
- 8. Saturated or Unsaturated? CH2CHCH3 Saturated Saturated Saturated Unsaturated Unsaturated
- 9. Bromine Water Br Br
- 10. Addition of Hydrogen (H2) H H
- 11. Alkenes into Alkanes Hexene + Hydrogen
- 12. Alkenes into Alkanes Octene + Hydrogen Octane C8H16 H2 + C8H18 2.
- 13. Saturated? C2H6 C4H10 C20H42 C10H20 C15H30 C8H18
- 14. Alkenes and Cycloalkanes Isomers from different Homologous
- 15. C4H8 Butene Cyclobutane Unsaturated Saturated Reacts with Bromine Unreactive No Reaction with Bromine
- 16. C5H10 Describe how you could find out,
- 17. Bromine Water Alkenes react with Bromine water.
- 18. This powerpoint was kindly donated to www.worldofteaching.com
Decane (what is the formula?______________) What is the Structural formula - Draw in your jotter)
Слайд 1Catalyst (broken clay pot or aluminium oxide (Al2O3)
Decane
(what is the
formula?______________)
Слайд 2Decane
(what is the formula?______________)
What is the Structural formula - Draw
in your jotter)
Слайд 4When we “crack” DECANE what are the possible products formed?
How do
you prove you have formed these products?
H
Слайд 6Pentene
CH3CH2CH2CH=CH2
Alkenes
Can be
Hydrocarbons
Saturated
(Single Bonds)
Can be
Unsaturated
(Double Bond)
Ethene
CH2=CH2
Alkanes
Cycloalkanes
Pentene
CH3CH2CH2CH=CH2
Слайд 9Bromine Water
Br
Br
Double Bonds
Undergo
Addition Reactions
In Addition Reactions
The double bond
Breaks and bromine atoms
are
added to both sides
of the double bond
of the double bond
Слайд 10Addition of Hydrogen (H2)
H
H
The double bond
Breaks and Hydrogen atoms
are added to
both sides
of the double bond
of the double bond
Propene + Hydrogen
Propane
Слайд 11
Alkenes into Alkanes
Hexene + Hydrogen
C6H12
H2
+
Hexane
C6H14
Now write this reactions using the Structural
Formulae
1.
Слайд 14Alkenes and Cycloalkanes
Isomers from different Homologous Series
CnH2n
Alkenes
Cyclo-
alkanes
Unsaturated
Saturated
C4H8
C4H8
Слайд 15C4H8
Butene
Cyclobutane
Unsaturated
Saturated
Reacts with
Bromine
Unreactive
No Reaction with
Bromine
Слайд 16C5H10
Describe how you could find out, which test tube contained pentene
and which test tube contained cyclopentane
A
B
Pentene
Cyclopentane
Only Tube A decolourised bromine water.
Слайд 17Bromine Water
Alkenes react with Bromine water.
The bromine water changes from brown
to clear.
Tube A must contain Pentene
Tube A must contain Pentene
Alkene
Bromine Water
Alkane
Слайд 18This powerpoint was kindly donated to www.worldofteaching.com
http://www.worldofteaching.com is home to over
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