Summary Summaries for Unit A2 1 - Periodic Trends and Further Organic, Physical and Inorganic Chemistry

toxic Reactions 20 + H20 (more
sooty than




I
(O2 + H20 alkanes(
CO + H20 CO2 + HeO Combustion
Combustion limited O2 .




Combustion in Combustion + 02
limited Or + O2 Hz Polymerisation
Ethane ethane Ethene Laddition
H H
ethene
H
H H cracking Vi catalyst
H

C C C2
heat 180 % H It
It It
H H
C C hydrogenation
H H
Hz0cg) steam
UU
light It Br HBr Brz/d12 HeSO4/HePO4
mechanism : I I Br Bu OH H
H It free radical H -

c -
C -

I H C (H


halogenoalkanes HC H
it It
H # substitution H H -

C
C C


HCI Halogenoalkanes H It
Mechanism : electrophilic addition
ethene H - H
~
Nitrile (CEN) Kolt C = C
S -

nucleophilic substitution ethanol H H ethene
elimination
:
(N- dehydration
K(N/heat 1 . H2SO4
KOH HBr
alcohol [O]
Halogenoalkanes
aqueous
Halogenoalkane Ethanol ethenal
formed in Kalrz07/ g
+
H C
nucleophilic substitution Situ
NHw/heat Su , /Sne NaBr/H2S04 H
ethanol heat/reflux Ke(r07/
seal tube Ht
20 alcohol ethanoic acid
Amine HzCrO7 [O] g
+
-

NHz nucleophilic substitution .
If E
Ketone OH