WorksheetsHALOALKANES AND ALCOHOLS
Total questions: 10
Worksheet time: 2hrs 41mins
Haloalkanes are more reactive than the corresponding alkanes because
Haloalkanes are ionic compounds
The size of the halogen atoms is bigger
Haloalkanes are polar compounds
Haloalkanes are more soluble in water
Reagent that can be used to convert haloalkane into alcohol is
Aqueous potassium hydroxide
Alcoholic potassium hydroxide
Ammonical potassium hydroxide
Potassium hydroxide in ether
4-isopropyl-2-hexanol
3-isopropyl-5-hexanol
4-ethyl-5-methyl-2-hexanol
4-isopropyl-2-pentanol
The reaction between (CH3)2CHBr with KOH aqueous will give one of the following compounds
CH3CH2OH
CH3CH2CH2CH2OH
CH3CH2CH2OH
CH3CH(OH)CH3
Which of the statement(s) is/are true for SN2?
i. Rearrangement occurs
ii. Order of reactivity : methyl > 1o > 2o > 3o
iii. The reaction order is 1st for both alkyl halide and nucleophile
i only
i and ii
ii and iii
i, ii and iii
Which reagents below reacts with phenol and cyclopentanol?
Sodium hydroxide
Sodium
Aqueous bromine
Acidic potassium manganite (VII) solution
Which of the following methods can be used to make alcohols?
i. Electrophilic addition of water to an alkene in the presence of an acid catalyst
ii. Boiling a haloalkane with aqueous sodium hydroxide under reflux
iii. Passing carbon dioxide through a solution of a Grignard reagent
i only
i and ii
ii and iii
i, ii and iii
When the mixture of ethanol and reagent X is heated under reflux, chloroethane if formed. Which of the following reagent could be reagent X?
i. PCl3
ii. Cl2
iii. KCl
i only
i and ii
ii and iii
i, ii and iii
The reagent that can be used to differentiate 2-propanol from 1-propanol is
Br2/CCl4
Aqueous NaOH
2,4-dinitrophenylhydrazine
ZnCl2/ concentrated HCl
The following statements are true about phenol EXCEPT
it gives white precipitate with bromine water
it forms salt when reacted with sodium
it forms brown solution with iron(III) chloride solution
it is a stronger acid compared to ethanol but weaker than ethanoic acid
