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IGCSE A Level Chemistry Exam Prep: Practice Test 4 (Chapter 20)

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The Nitrogen and Sulfur Notes Questios and Answers PDF (Nitrogen and Sulfur Quiz Answers PDF e-Book) download Ch. 20-4 to study IGCSE A Level Chemistry Course. Solve Ammonia and Ammonium Compounds MCQs, Nitrogen and Sulfur quiz answers PDF to study online college courses. The Nitrogen and Sulfur Notes App to Download Free IGCSE A Level Chemistry App to learn chemistry: nitrogen, sulfur and oxides, environmental problems caused by nitrogen compounds and nitrate fertilizers career test for best online ACT prep class.

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Nitrogen and Sulfur Test Questions and Answers PDF Download: MCQ 4

MCQ: 16

The production of a large quantity of ammonia is done by increasing

  1. pressure
  2. temperature
  3. catalyst
  4. humidity
MCQ: 17

On a large scale, ammonia is produced at an industrial level through

  1. Haber process
  2. Contact process
  3. Nucleophilic reactions
  4. Electrophilic reactions
MCQ: 18

Nitrogen belongs to which group?

  1. Group-II
  2. Group-IV
  3. Group-V
  4. Group-VI
MCQ: 19

Chemists have produced low sulfur version of petrol and diesel to reduce the emission of

  1. sulfur dioxide
  2. carbon dioxide
  3. carbon monoxide
  4. sulfur trioxide
MCQ: 20

Which option is incorrect about a bloom of algae?

  1. provides food for aquatic life
  2. blocks sunlight for aquatic life
  3. utilize oxygen in water leaving lesser oxygen for rest of water life
  4. forms a layer over water surface

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