MDCAT Chemistry Chapter 14 online mcq test with answers for chapter 14 (Hydrocarbons)

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.

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.

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Danish Asghar. 19 - Sep - 2024 13 Min 21 Sec 18/20
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MCAT Chemistry Chapter 14 Important MCQ's

Sr.#	Question	Answer
1	Which compound is obtained hy the elimination reaction on bromoethane?	A. Butene B. Ethene C. Propene D. Propane
2	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
3	In the transition state of S2 mechanism reaction with alkyl halides, which of the following orbital hybridization is involved	A. sp³ B. sp C. sp² D. dsp³
4	An amine is produced in the following reaction C2H5l+2NH3-------C2H5NH2 +NH4l. What is mechanism?	A. Electrophilic addition B. Electrophilic substitution C. Nucleophilic addition D. Nucleophilic substitution
5	When purely alcoholic solution of sodium/potassiumhydroxide and halogenoalkanes are reacted an alkene is formed, what is the mechanism of reaction?	A. Elimination B. Debromination C. Dehydration D. Reduction
6	The average bond energy of C-Br is	A. 228 kJmol-1 B. 250 kJmol-1 C. 200 kJmol-1 D. 290 kJmol-1
7	Which one of the following is not associated with SN2 mechanism	A. 100 % inversion of configuration B. Tertiar alkyI halides C. 2nd order kinetics D. Change of hy bridization from sp³ to sp² in transition state
8	The reagent for alkaline hydrolysis of ethyl bromide to form ethyl alcohol is	A. water at room T B. Alcoholic KOH+heat C. Ethanol + heat D. dil. NaOH+ heat
9	Dehydrohalogenation of secondary butyI bromide will give	A. Propene B. 1-Butene C. Butene D. 2-Butene
10	Which one of the following is NOT a nucleophile	A. NH2+ B. BF3 C. H2O D. CH3-

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MDCAT Chemistry Chapter 14 MCQ Test With Answer for (Hydrocarbons)

MCQ's Test For MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test

MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test

The rate of E1 reaction depends upon

The Sl mechanism for the hydrolysis of an alkyl halide to an alcohol involves the formation of

The carbon atom of an alkyl group attached with halogen atom is called

Out of monochloro, monobromo and mongiodo derivatives of ethane, the mos reactive compound towards nucleophilic substitution will be

When 2-bromobutane reacts with alcoholic KOH, the reaction is called

Which of the following is primary alkyl halide

Which one of the following is NOT a nucleophile

In an elimination reaction a more substituted alkene is formed due to the stability associated with

Which of the following factors does not affect the SN1 rate is

The reagent for alkaline hydrolysis of ethyl bromide to form ethyl alcohol is

A mixture of 1-chloropropane and 2-chloro-propane when treated with alcoholic KOH, gives

Chloroform (CHCl3) is?

For which mechanisms, the first step involved is the same

Reaction of ethyl bromide with ammonia

The order of reactivitv of alksI halides towards nucleophile is

Correct statement about Nucleophilic substitution bimolecular is

Which isomer of C4H9Br will produce 2-methyl propane-2-ol on treatment with aqueous KOH

Which is an intermediate in SN1 reaction

Which one of the following is not associated with SN2 mechanism

To prepare ethane by Wurtz synthesis the suitable alkyl halide is

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MCAT Chemistry Chapter 14 Important MCQ's

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^{Reaction of ethyl bromide with ammonia}