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The students searching for Chapter 14 MCQs of Chemistry can easily access them from this platform. The preparatory phase of the entrance test holds significance for the students, and they have to do the maximum hard work to perform well in the entrance exam. The students should practice the online MCQs before appearing in the test.
The students searching for Chapter 14 MCQs of Chemistry can easily access them from this platform. The preparatory phase of the entrance test holds significance for the students, and they have to do the maximum hard work to perform well in the entrance exam. The students should practice the online MCQs before appearing in the test.
MCQ's Test For MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test
Try The MCQ's Test For MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test
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Total Questions20
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Time Allowed20
MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test
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Question # 1
Elimination unimolecular reactions involve
Question # 2
Correct statement about Nucleophilic substitution bimolecular is
Question # 3
Alkyl halides are considered to be very reactive compounds towards nucleophiles, because
Question # 4
The order of reactivitv of alksI halides towards nucleophile is
Question # 5
In the transition state of S2 mechanism reaction with alkyl halides, which of the following orbital hybridization is involved
Question # 6
An alkyl halide reacts with NH3 to give
Question # 7
When 2-bromobutane reacts with alcoholic KOH, the reaction is called
Question # 8
Which of the following alkyl halides undergoes SN1 reaction fastest
Question # 9
Which one of the following is not associated with SN2 mechanism
Question # 10
A mixture of 1-chloropropane and 2-chloro-propane when treated with alcoholic KOH, gives
Question # 11
Which compound is obtained hy the elimination reaction on bromoethane?
Question # 12
In beta elimination reaction
Question # 13
Which of the following decides the reactivity of alkyl halides?
Question # 14
The rate of E1 reaction depends upon
Question # 15
Reaction of ethyl bromide with ammonia
Question # 16
The reagent for alkaline hydrolysis of ethyl bromide to form ethyl alcohol is
Question # 17
In an elimination reaction a more substituted alkene is formed due to the stability associated with
Question # 18
SN2-reactions can be usually observed in
Question # 19
To prepare ethane by Wurtz synthesis the suitable alkyl halide is
Question # 20
Which of the following reactions does not involve formation of carbocation?
In this topic,Student should be able to:
a) Classify the organic compounds.
b) Explain the types of bond cleavage, homolytic and heterolytic.
c) Suggest how cracking can be used to obtain more useful alkanes and alkenes of lower masses.
d) Discuss the types of reagents; nucleophile, electrophile and free radicals.
e) Explain isomerism; structural and cis-trans.
f) Discuss the functional group and nomenclature of organic compounds with reference to IUPAC names of Alkanes, Alkenes, Alcohols, Haloalkanes and Carboxylic acids.
Top Scorers Of MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test MCQ`s Test
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F Faiza Irshad 25 - Oct - 2024 06 Min 15 Sec 19/20 -
F fareed khan 16 - Sep - 2024 02 Min 42 Sec 18/20 -
D Danish Asghar. 19 - Sep - 2024 13 Min 21 Sec 18/20 -
U Uzma Pervaiz 17 - Sep - 2024 04 Min 53 Sec 16/20 -
M Mohsin Ali 03 - Nov - 2024 07 Min 04 Sec 16/20 -
Z Zari H 19 - Sep - 2024 07 Min 43 Sec 16/20 -
S Sameer Ali 03 - Oct - 2024 01 Min 11 Sec 15/20 -
M Maryam Tanveer 14 - Sep - 2024 02 Min 06 Sec 15/20 -
U Uniza Shams 28 - Oct - 2024 05 Min 15 Sec 15/20 -
L LAIBA KHAN 21 - Sep - 2024 05 Min 36 Sec 15/20 -
H Hammad Abbas 24 - Dec - 2024 12 Min 36 Sec 15/20 -
R Rayan Ahmad 15 - Sep - 2024 17 Min 12 Sec 14/20 -
J Jahanzeb 19 - Sep - 2024 17 Min 15 Sec 14/20 -
E emanali 19 - Sep - 2024 04 Min 55 Sec 13/20 -
S Shiza Mukhtar 19 - Sep - 2024 05 Min 18 Sec 13/20
MCAT Chemistry Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following factors does not affect the SN1 rate is |
A. Nucleophilicity of the attacking nucleophile
B. Stability of the carbonium ion
C. Solvent system
D. The nature of leaving group
|
| 2 | Correct order for the reactivity ofalkyl halide in S, reactions |
A. R-I>R-F>R-CI
B. R-F>R-CI>R-I
C. R-I>R-CI>R-F
D. R-CI>R-I>R-F
|
| 3 | Which compound is obtained hy the elimination reaction on bromoethane? |
A. Butene
B. Ethene
C. Propene
D. Propane
|
| 4 | The carbon atom of an alkyl group attached with halogen atom is called |
A. Electrophile
B. Free redical
C. Nucleophile
D. Nucleophilic centre
|
| 5 | Reaction of ethyl bromide with ammonia |
A.
Completes in a single step
B. Completes in two steps
C. Continues till N is left with no lone pair
D. is reversible
|
| 6 | The order of reactivitv of alksI halides towards nucleophile is |
A. RI>RBr RF>RCI
B. RF>RCI>RBr>RI
C. RI>RBr> RCI>RE
D. RF>RBr>RCI>RI
|
| 7 | Out of monochloro, monobromo and mongiodo derivatives of ethane, the mos reactive compound towards nucleophilic substitution will be |
A. C2H5Br
B. C2H5Cl
C. C2H5I
D. All are equally reactive
|
| 8 | Which pair gives same dehydrohalogenation product |
A.
I-Chlorobutane, 2-Chlorobutane
B. I-Chloropropane, 2-Chloropropane
C. I-Bromopentane. 3-Bromopentane
D. iso-butvl chloride. 2°- butyl chloride
|
| 9 | SN2-reactions can be usually observed in |
A. Primary alkylı halide
B. secondary alkyl halide
C. Tertiary alkyl halide
D. Both A. and B
|
| 10 | When 2-bromobutane reacts with alcoholic KOH, the reaction is called |
A. Chlorination
B. Halogenation
C. Dehydrohalogenation
D. Hydrogenation
|
Test Questions
Share your comments & questions here
Rimsha
15 Feb 2019Mostly the answers are wrong given bye them
Umer Tahir
28 Jan 2018No