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WorksheetsALKYL HALIDES
Total questions: 10
Worksheet time: 5mins
For which of the following transformations does the reactive carbon undergo a change in hybridization?
methane to chloromethane
methanol to methanal
methanal to methanoic acid
chloromethane to methanol
Which molecule does not act as a nucleophile in a reaction with a halogenoalkane?
Water
Ethanol
Hydroxide ion
Ammonium ion
Which compounds reacts fastest with water?
(CH3)3CBr
(CH3)3CCl
CH3CH2CH2CH2Br
CH3CH2CH2CH2Cl
The reaction between 2-chloro-2-methylpropane, (CH3)3CCl, and aqueous sodium hydroxide is an example of
Unimolecular nucleophilic addition
Bimolecular nucleophilic addition
Unimolecular nucleophilic substitution
Bimolecular nucleophilic substitution
Which statement about the reactions of halogenoalkanes with aqueous sodium hydroxide is correct?
Primary halogenoalkanes react mainly by SN1 mechanism.
Chloroalkanes react faster than iodoalkanes.
Tertiary halogenoalkanes react faster than primary halogenoalkanes.
The rate of an SN1 reaction depends on the concentration of aqueous hydroxide.
Which one of the following carbonium ions (carbocations) is most stable?
Which is correct about the order and rate of hydrolysis (relative to 1-iodobutane) for 2-iodo-2-methylpropane, (CH3)3Cl?
A
B
C
D
Which of the chloroalkanes below will hydrolyse most rapidly?
CH3CH2CH2CH2Cl
CH3CH(CH3)CH2Cl
CH3CH2CHClCH3
(CH3)2CClCH2Cl
Which substance(s) is(are) most likely to react with hydroxide ions by means of a SN2 mechanism?
I. C6H5Cl
II. (CH3)3CCl
III. (CH3)2CHCH2Cl
IV. CH3CH2CH2CH2Cl
I and III
I and IV
III and IV
I, III and IV
Which statement is incorrect regarding the reaction of ammonia with alkyl halides?
This is a Lewis acid base reaction
Ammonia acts as a nucleophile and forms dative bond with the carbon
The product of the reaction is an amine
The hybridisation of the carbon atom that receives the ammonia molecule changes from sp3 to sp2
