• October 17, 2021

Chemistry MCQ on Hydrocarbons for NEET, JEE, Medical and Engineering Exam 2021

MCQ on Hydrocarbons: Chemistry is considered to be the most scoring subject in NEET JEE Exam. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry.

MCQ on Hydrocarbons

In this post we are providing you MCQ on Hydrocarbons, which will be beneficial for you in upcoming NEET, JEE, Medical and Engineering Exams.

MCQ on Hydrocarbons

Q1. The product obtained on heating 2-Bromopentane with potassium ethoxide in ethanol is
a) 1-pentene
b) 2-cis-pentene
c) trans-2-pentene
d) 2-ethoxy pentane

View Answer

c) trans-2-pentene

Q2. Which one of the following halide can be used in the Friedel-Crafts reaction?
a) Isopropyl chloride
b) Bromobenzene
c) Chlorobenzene
d) Chloroethene

View Answer

a) Isopropyl chloride

Q3. Choose the process by which liquid hydrocarbons can be converted to gaseous hydrocarbons
a) hydrolysis
b) oxidation
c) cracking
d) distillation under reduced pressure

View Answer

c) cracking

Q4. Which among the following reagent can be used to distinguish between CH2BrCH=CH2 from CH3CH=CHBr?
a) Br2/CCl4
b) Ag(NH3)2OH
c) cold KMnO4
d) AgNO3/C2H5OH

View Answer

d) AgNO3/C2H5OH

Q5. Which one of the following compound forms salt on reaction with NaNH2?
a) C2H2
b) C2H6
c) C2H4
d) C6H6

View Answer

a) C2H2

Q6. C6H5CHO is formed when C6H6 is treated with CO and HCl in the presence of anhydrous AlCl3. Name of the reaction is 
a) Stephen reaction
b) Rosenmund reaction
c) Friedel crafts reaction
d) Gattermann Koch reaction

View Answer

d) Gattermann Koch reaction

Q7. Isopropyl iodide is formed after reaction of propene with HI, this is due to
a) homolysis
b) more stable free radical
c) more stable carbanion
d) more stable carbocation

View Answer

d) more stable carbocation

Q8. A compound having a bond angle 180° is
a) alkyne
b) alkane
c) alkene
d) cycloalkane

View Answer

a) alkyne


MCQ Link for NEET/JEE
JEE/NEET Physics MCQ Click Here
NEET/JEE Chemistry MCQ Click Here
NEET Biology MCQ Click Here
JEE Math’s MCQ Click Here

 

Notes PDF Link for NEET/JEE
Physics Notes PDF Click Here
Chemistry Notes PDF Click Here
Biology Notes PDF Click Here
Math’s Notes PDF Click Here

 


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By Team Learning Mantras