SR Alkene 2M

Question 1

Alkene => Alcohol 
Equation
Type of reaction
Conditions
Reagents

Answer 1

Equation
Alkene + water => alcohol

Type of reaction
-hydration

Conditions

• H20 (g) - Steam
• 300 degrees Celsiu
• 65 atms
• Concentrate sulfuric acid/ phosphoric acid catalyst
• 2 possible products

Reagents
Steam

Question 2

Alkene => Alkane
Equation
Type of reaction
Conditions
Reagents

Answer 2

Equation
Alkene + H2 => alkane

Type of reaction

• addition
• hydrogenation

Conditions

• 423K 150 degrees
• Nickel Catalyst

Reagents
H2
*one H2 per double bond

Question 3

Alkene => Haloalkane
Method 1

Equation
Type of reaction
Conditions
Reagents 
Draw mechanism

Answer 3

Equation
Alkene + HX => Haloalkane

Type of reaction
Electrophilic add

Conditions
Room temperature

Reagents
- concentrated HX

• if Liq alkene then bubble HX through
• if gas alkene the mix the gases

Question 4

Alkene => Haloalkane
Method 2

Equation
Type of reaction
Conditions 
Reagents 
Draw the mechanism

Answer 4

Equation
Alkene + X_2 => Haloalkane

Type of reaction
Electrophilic add
*interaction of pi bound with X_2 cause the polarisation of the molecule

Conditions
Room temperature

Reagents
X_2