Organic Chemistry (Reactions)

Question 1

(Substitution)

Alkane + Halogen

Answer 1

Reagents: X2 (Br2, Cl2, I2)
Conditions: UV light

Question 2

(Substitution)

Primary/Secondary Alcohol + HX

Answer 2

Reagents: solid KBr + H2So4
Conditions: Concentrated H2So4, High Temps

Question 3

(Substitution)

Tertiary Alchohol + HX

Answer 3

Reagents: Hbr or HCl
Conditions: Room temp

Question 4

(Substitution)

Haloalkane + hydroxide

Answer 4

Reagents: KOH/NaOH in ethanol
Conditions: Ethanoic Solution of KOH and Warm reaction mixture

Question 5

(Addition)

Halogenation

Answer 5

Reagents: X2 (Br2, Cl2, I2)
Conditions: room temp

Question 6

(Addition)

Hydrogenation

Answer 6

Reagents: H2
Conditions: Pt catalyst dissolves alkane in non-polar solvent

Question 7

(Addition)

Hydrohalogenation

Answer 7

Reagents: HCl, HBr, HI
Conditions: No water present

Question 8

(Addition)

Hydration

Answer 8

Reagents: Excess Water (H2O)
Conditions: Phosphoric acid catalyst or sulphuric acid catalyst

Question 9

(Elimination)

Dehydrohalogenation

Answer 9

Reagents: Haloalkane
Conditions: Heat under reflux and NaOH dissolved in ethanol

Question 10

(Elimination)

Dehydration

Answer 10

Reagents: Alchohol
Conditions: Heat under reflux and Phosphoric/Sulphuric acid catalyst

Question 11

(Elimination)

Dehydrogenataion

Answer 11

Reagents: Alkane
Conditions: Pt catalyst, high temperatures

Question 12

(Elimination)

Thermal cracking

Answer 12

Reagents: Long Chained Alkane
Conditions: High temp and high pressure

Question 13

(Elimination)

Catalytic Cracking

Answer 13

Reagents: Long Chained Alkane
Conditions: Involves catalyst and high pressure