Reactions

1. alkane -----------------> halogenoalkane

Reagent: Chlorine Cl2, Bromine Br2

 Conditions: ultraviolet radiation 

Type of reaction: Free Radical Substitution

2. alkene -----------------> alkane

Reagent: Hydrogen, H2

Conditions: nickel as a catalyst, heat 150 degrees/platinum as a catalyst room temperature

Type of reaction: Electrophilic Addition

3. alkene -----------------> halogenoalkane

Reagent: HBr, HCl, HI

Conditions: gas phase, room temperature

Type of reaction: Electrophilic Addition

4. alkene -----------------> dihalogenoalkane

Reagent: chlorine, bromine (in hexane)

Conditions: room temperature

Type of reaction: Electrophilic Addition

5. alkene -----------------> diol

Reagent: KMnO4 and dilute H2SO4

Conditions: room temperature

Type of reaction: Oxidation

6. alkene -----------------> poly(alkene)

Reagent: a large number of alkene molecules

Conditions: high temperature, high pressure and a suitable catalyst

Type of reaction: Addition Polymerisation

7. alcohol -----------------> sodium alkoxide

Reagent: sodium

Conditions: room temperature

8. alcohol -----------------> chloroalkane

Reagent: dry PCl

Conditions: room temperature

Type of reaction: Nucleophilic Substitution

9. alcohol -----------------> bromoalkane

Reagent: KBr and 50% H2SO4

Conditions: heat under reflux

Type of reaction: Nucleophilic Substitution

10. alcohol -----------------> iodoalkane

Reagent: KI and 50% H2SO4

Conditions: heat under reflux

Type of reaction: Nucleophilic Substitution

11. primary alcohol -----------------> aldehyde

Reagents: K2Cr2O solution and dilute H2SO4

Conditions: heat and distil off the aldehyde as it forms.

Type of reaction: Oxidation

12. primary alcohol -----------------> carboxylic acid

Reagents: K2Cr2O7 solution and dilute H2SO4

Conditions: heat under reflux

Type of reaction: Oxidation

13. secondary alcohol -----------------> ketone

Reagents: K2Cr2O7 solution and dilute H2SO4

Conditions: heat under reflux

Type of reaction: Oxidation

14. alcohol -----------------> alkene

Reagents: concentrated sulphuric acid

Conditions: heat with excess concentrated H2SO4 at 180 degrees

Type of reaction: Elimination

15. halogenoalkane -----------------> alcohol

Reagents: aqueous NaOH/aqueous KOH

Conditions: heat under reflux with an aqueous solution of NaOH/KOH

Type of reaction: Nucleophilic Substitution

16. halogenoalkane -----------------> amine

Reagents: concentrated ammonia (in ethanol)

Conditions: heat with a concentrated solution of ammonia in ethanol in a sealed tube

Type of reaction: Nucleophilic Substitution

17. halogenoalkane -----------------> nitrile

Reagents: KCN (in ethanol)

Conditions: heat under reflux with an aqueous solution of NaOH/KOH

Type of reaction: Nucleophilic Substitution

18. halogenoalkane -----------------> alkene

Reagents: KOH dissolved in ethanol

Conditions: heat under reflux with an alcoholic solution of KOH

Type of reaction: Elimination