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12th Unit

10th Chemistry English Medium Chapter 4 Test

Matric Part 2/10th Class Chemistry Chapter 12 MCQ Test With Answer for Unit 12 Hydrocarbons

This online test contains MCQs about following topics:.

- Alkanes.

- Alkenes.


10th Chemistry Chapter Wise Test
(English Medium)

Click Here for Chemistry Urdu Medium Ch 4 MCQ Test

Matric Part 2/10th Class Chemistry Chapter 12 MCQ Test With Answer for Unit 12 Hydrocarbons

Sr. # Questions Answers Choice
1 ____________ use for ripening of fruits.
  • A. Ethene
  • B. Ethane
  • C. Ethyne
  • D. Propane
2 Oxidation of alkenes forms:
  • A. Glycol
  • B. Glyoxal
  • C. Formic acid
  • D. Oxalic acid
3 Which gas in produced during ripening of bnabanas.
  • A. Methane
  • B. Ethene
  • C. Acetylene
  • D. Carbon dioxide
4 Which of one of the following is used as as fumigant:
  • A. Ethyl alcohol
  • B. ethylene oxide
  • C. ethylene glycol
  • D. diethyl ether
5 Which one of these is a saturated hydrocarbon?
  • A. C<sub>2</sub>H<sub>4</sub>
  • B. C<sub>3</sub>H<sub>6</sub>
  • C. C<sub>4</sub>H<sub>8</sub>
  • D. C<sub>5</sub>H<sub>12</sub>
6 Oxidation of ethene with KMnO<sub>4</sub>produces.
  • A. oxalic acid
  • B. glyoxal
  • C. ethene glycol
  • D. Propene glycol
7 General formula of alkenes.
  • A. C<sub>n</sub> H<sub>2n-2</sub>
  • B. C<sub>n</sub>H<sub>2n</sub>
  • C. C<sub>n</sub>H<sub>2n+2</sub>
  • D. C<sub>n</sub>H<sub>2n-1</sub>
8 Which one of these hydrocarbon molecules would have no effect on an aqueous solution of bromine?
  • A. CH<sub>4</sub>
  • B. C<sub>10</sub>H<sub>20</sub>
  • C. C<sub>2</sub>H<sub>4</sub>
  • D. C<sub>2</sub>H<sub>2</sub>
9 Which hydrocarbon molecule would have no effect on the aqueous solution of bromine?
  • A. CH<sub>4</sub>
  • B. C<sub>10</sub>H<sub>20</sub>
  • C. C<sub>2</sub>H<sub>4</sub>
  • D. C<sub>2</sub>H<sub>2</sub>
10 Halogenation of alkanes in the presence of diffused sunlight takes place.
  • A. Suddenly, only in one step
  • B. Slowly in one step
  • C. In a series of step
  • D. Fastly in two steps

Top Scorers of Chemistry 10th Class English Medium Unit 12 Online Test

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Tehreem

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12/12
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Tehreem

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Urdu Lectures With Ma'am Faiza

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11/12
24 Sec
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Tehreem

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Abdurrehman

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Hassan Malik

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Urdu Lectures With Ma'am Faiza

Lahore04 - Dec - 2022

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Tehreem

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Eshaal Saqib

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M.Mateen Abid

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    Tabeena

    24 Sep 2017

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    14 Dec 2016

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