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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
Alkyl halides are considered to be very reactive compounds towards nucleophiles, because
Question # 2
An alkyl halide reacts with NH3 to give
Question # 3
The Sl mechanism for the hydrolysis of an alkyl halide to an alcohol involves the formation of
Question # 4
When 2-bromobutane reacts with alcoholic KOH, the reaction is called
Question # 5
In nucleophilie substitution bimolecular reaction the order of reaction with respect to substrate
Question # 6
The rate of E1 reaction depends upon
Question # 7
To prepare ethane by Wurtz synthesis the suitable alkyl halide is
Question # 8
The carbon atom of an alkyl group attached with halogen atom is called
Question # 9
In elimination reaction i.e, in the formation of alkene, the reactivity of alkyl halide is in the order:
Question # 10
A mixture of 1-chloropropane and 2-chloro-propane when treated with alcoholic KOH, gives
Question # 11
The reaction C2H5CI + aqueous KOH---------C2H5OH+ KCI is
Question # 12
For which mechanisms, the first step involved is the same
Question # 13
Elimination unimolecular reactions involve
Question # 14
Chloroform (CHCl3) is?
Question # 15
Which is an intermediate in SN1 reaction
Question # 16
Which is a good nucleophile as well as a good leaving group?
Question # 17
The order of reactivitv of alksI halides towards nucleophile is
Question # 18
Which is an intermediate in Svl
Question # 19
SN2-reactions can be usually observed in
Question # 20
In the transition state of S2 mechanism reaction with alkyl halides, which of the following orbital hybridization is involved
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 | SN2-reactions can be usually observed in |
A. Primary alkylı halide
B. secondary alkyl halide
C. Tertiary alkyl halide
D. Both A. and B
|
| 2 | Dehydrohalogenation of secondary butyI bromide will give |
A. Propene
B. 1-Butene
C. Butene
D. 2-Butene
|
| 3 | In nucleophilie substitution bimolecular reaction the order of reaction with respect to substrate |
A. 2 order
B. 3 order
C. 1st order
D. Zero order
|
| 4 | Alkyl halides are considered to be very reactive compounds towards nucleophiles, because |
A. The have an electrophilic carbon
B. They have an electrophilic carbon and a bad leaving group
C. They have an electrophilic carbon and a good laving group
D. They have a nucleophilic carbon and a good leaving group
|
| 5 | The reaction C2H5CI + aqueous KOH---------C2H5OH+ KCI is |
A. Electrophilic addition
B. Nucleophilic addition
C. Electrophilic substitution
D. Nucleophilic substitution
|
| 6 | The Sl mechanism for the hydrolysis of an alkyl halide to an alcohol involves the formation of |
A. Carbocation
B. Carbanion
C. Pentavalent carbon in the transition state
D. Free radical
|
| 7 | In elimination reaction i.e, in the formation of alkene, the reactivity of alkyl halide is in the order: |
A. CI>Br>I
B. I>Br>Cl
C. Br>CI>I
D. I>CI> Br
|
| 8 | Which of the following reactants will be required to form ethene from ethyl chloride |
A. Alcoholic KOH
B. Alkaline KMnO4
C. Aqucous KOH
D. Aqucous NaOH
|
| 9 | In beta elimination reaction |
A. carbon number changes
B. unsaturated compound is formed
C. hybridization. ofC remains same
D. pi bonds are decreased
|
| 10 | 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
|
Test Questions
