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NEET Exam  >  NEET Test  >  NCERT Based Tests  >  Test: Polyhalogen Compounds - NEET MCQ

Polyhalogen Compounds - Free MCQ Practice Test with solutions, NEET NCERT


MCQ Practice Test & Solutions: Test: Polyhalogen Compounds (10 Questions)

You can prepare effectively for NEET NCERT Based Tests for NEET with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Polyhalogen Compounds". These 10 questions have been designed by the experts with the latest curriculum of NEET 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 15 minutes
  • - Number of Questions: 10

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Test: Polyhalogen Compounds - Question 1
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The chloro compound which can be used as fire extinguisher is:

Detailed Solution: Question 1

The correct answer is Option C.

Its use in the home as a spot remover should be avoided because of its poisonous nature.
Because it's vapours (incombustible vapours) are denser than air which leads to a smoother flame.

Test: Polyhalogen Compounds - Question 2
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Exposure to lower levels of a compound in air can lead to slightly impaired hearing and vision. Identify the compound.

Detailed Solution: Question 2

The correct answer is Option D.

Methylene chloride (Dichloromethane) Dichloromethane, also known as methylene chloride, is one of the polyhalogen compounds present in the form of solvent. Low levels of methylene chloride exposure in the air can cause slight hearing and vision impairment.
 

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Test: Polyhalogen Compounds - Question 3
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 The IUPAC name of chloroform is:

Detailed Solution: Question 3

Chloroform, or trichloromethane, is an organic compound with formula CHCl3. It is a colorless, strong-smelling, dense liquid that is produced on a large scale as a precursor to PTFE. It is also a precursor to various refrigerants.

Test: Polyhalogen Compounds - Question 4
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Which among the following is true?

Detailed Solution: Question 4

The correct answer is Option C.
Freon (Eg: CFCl3 – Freon11) does initiate radical chain reactions in the stratosphere, which can upset the ozone layer.

Test: Polyhalogen Compounds - Question 5
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The antiseptic properties of iodoform is due to which of the following:

Detailed Solution: Question 5

Iodoform liberates I2, when it comes in contact with skin Antiseptic property of iodine is due to the liberation of I2, not because of iodoform itself.

Test: Polyhalogen Compounds - Question 6
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Which one of the following is the correct formula of methylene dichloride?

Detailed Solution: Question 6

The correct answer is Option C.
The chemical formula of Dichloromethane or methylene dichloride is CH2Cl2.
There are four electron domains around the carbon atom, and the electron geometry is tetrahedral.

The hybridization that corresponds to a tetrahedral geometry is sp3

Test: Polyhalogen Compounds - Question 7
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 Central nervous system can be depressed by the use of which of the following:

Detailed Solution: Question 7

The correct answer is option A
Chloroform, or trichloromethane, is an organic compound with formula CHCl3. It is a colorless, sweet-smelling, dense liquid that is produced on a large scale as a precursor to PTFE. It is also a precursor to various refrigerants. It is one of the four chloromethanes and a trihalomethane. It is a powerful anesthetic, euphoriant, anxiolytic and sedative when inhaled or ingested.

Test: Polyhalogen Compounds - Question 8
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 Paul Muller of Geigy Pharmaceuticals in Switzerland discovered the effectiveness of DDT as:

Detailed Solution: Question 8

The correct answer is Option A.
Paul Hermann Muller, Swiss chemist who received the Nobel Prize for Physiology or Medicine in 1948 for discovering the potent toxic effects on insects of DDT. With its chemical derivatives, DDT became the most widely used insecticide for more than 20 years and was a major factor in increased world food production and the suppression of insect-borne diseases.

Test: Polyhalogen Compounds - Question 9
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Depletion of Ozone is believed to increase:

Detailed Solution: Question 9

The correct answer is Option B
Ozone layer depletion increases the amount of UVB that reaches the Earth's surface. Because all sunlight contains some UVB, even with normal stratospheric ozone levels, it is always important to protect your skin and eyes from the sun.

Test: Polyhalogen Compounds - Question 10
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 Which is the correct formula of Freon-12?

Detailed Solution: Question 10

The correct answer is option A

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About this NEET Practice Test

This test contains 10 MCQs on Polyhalogen Compounds with detailed solutions for each question. It is part of the NCERT Based Tests for NEET course on EduRev, designed to align with the current NEET syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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