Halogenation of Alkanes

What is the process of adding chlorine to an alkane called?

• Hydration

• Halogenation

• Esterification

• Oxidation

What is the general formula for the reaction of chlorine with an alkane?

• CnH2n+1Cl + H2O

• CnH2n+1Cl + HCl

• CnH2n+1Cl + Cl2

• CnH2n+1Cl + O2

What are the products of the chlorination of methane?

• CH3Cl, CH2Cl2, CHCl3, CCl4

• CH4, CH3Cl, CH2Cl2, CHCl3, CCl4, CCl5

• CH3Cl, CH3Cl, CH3Cl, CH3Cl

• CH4Cl, CH3Cl2, CH2Cl3, CCl5

What are the conditions required for the chlorination of alkanes to occur?

• Cold temperature

• Strong acids

• UV light or heat

• Water and air

What is the process of adding bromine to an alkane called?

• Oxidation

• Hydrolysis

• Esterification

• Halogenation

What is the general formula for the reaction of bromine with an alkane?

• CnH2nBr + HBr

• CnH2n-1Br + HBr

• CnH2n+1Br + HBr

• CnH2n+2Br + HBr

What are the products of the bromination of ethane?

• 1,2-ethanediol and hydrogen bromide

• 1,2-dibromoethane and hydrogen bromide

• 1-bromoethane and 2-bromoethane

• 1,2-dichloroethane and hydrogen chloride

How does the reactivity of bromine compare to chlorine in the halogenation of alkanes?

• Chlorine is more reactive

• Bromine is less reactive

• Chlorine and bromine have the same reactivity

• Bromine is more reactive

What are the potential hazards of halogenation reactions?

• Formation of non-toxic by-products

• No hazards at all

• Release of pleasant aroma

• Formation of toxic by-products

How can the selectivity of halogenation reactions be controlled?

• By using different types of alkanes

• By adding water to the reaction

• By adjusting the reaction conditions such as temperature, pressure, and the presence of catalysts.

• By increasing the pH of the reaction mixture