10th Class Chemistry Chapter 4 English Medium Online MCQ Test With Answer

The chapter 4 of 10th class chemistry is really important and the mcqs from this chapter often comes in the chemistry board exams. That why we are allowing candidates to prepare for their chemistry board exam by attempting our class 10 chemistry chapter 3 mcqs online test. Students don’t have to pay anything to attempt our online mcqs test. Also students can attempt this online mcqs from the comfort of their homes. This test will save students a lot of time because the checking process of our online testing system is automatic you don’t have to wait for days to get your test result unlike manual checking. This online mcqs test has been prepared by our qualified teachers. To start your online mcqs test, just press the 'Start Chapter 4 test' button from this page.

MCQ's Test For Chapter 4 "Hydrocarbons"

Try The MCQ's Test For Chapter 4 "Hydrocarbons"

  • Total Questions12

  • Time Allowed15

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Hydrocarbons

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Question # 1

Incomplete combustion of alkanes produce.

Question # 2

A hydrocarbon has molecular formula C8H14. What is the molecular formula of the next number of the same homologous series.

Question # 3

____________ use for ripening of fruits.

Question # 4

One of the hydrocarbons reacts with one mole of hydrogen to form a saturated hydrocarbon. What is the formula could be of the x:

Question # 5

Chloroform is used for

Question # 6

Hydrogenation of alkenes and alkynes may be carried out at room temperature in the presence of catalyst:

Question # 7

Boiling point of alcohol in centigrade is.

Question # 8

If an organic compound has 4 carbon atoms, all singly bonded, it will have the following characteristics except one.

Question # 9

The order or reactivity of hydrogen halides with alkenes is.

Question # 10

Dehydrohalogenation of vicinal-dihalides take place in the presence of.

Question # 11

Traces of acetylene are present to coal gas about.

Question # 12

Alkanes are least reactive compounds because they are.

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Solved MCQs File:

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10th Class (English Medium) Chemistry Chapter 4 Important MCQ's

Sr.# Question Answer
1 Which compound do not produce in the halogenation of methane.
A. Chloroform
B. Carbon tetrachloride
C. Carbon black
D. Chloromethane
2 Which hydrocarbon decolorizes the pink colour of acidic solution of potassium permanganate?
A. CH4
B. C2H4
C. C2H6
D. C2H5
3 Chemical formula of chloroform.
A. CH3Cl
B. CH2O2
C. CHCl2
D. CCl4
4 Hydrogenation of alkenes and alkynes takes place at room temperature in the presence of.
A. Ni
B. Pt
C. Pd
D. Both a and b
5 Dehalogenation of Tetrahalides takes place in the presence of .
A. K
B. Mg
C. Na
D. Zn dust
6 Ethylene is present is natural gas sometimes to the extent of .
A. 10%
B. 20%
C. 30%
D. 40%
7 Which is simplest alkane?
A. CH4
B. C2H8
C. C2H2
D. C2H4
8 Which of the following gas is used in warfare?
A. Methane
B. Ethane gas
C. Mustard gas
D. None of these
9 Which hydrocarbon has no effect on an aqueous solution of bromine.
A. CH4
B. C10H20
C. C2H2
D. C2H4
10 Substitution reaction is the characteristics of.
A. Alkanes
B. Alkenes
C. Alkynes
D. None of these

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