Physical and Chemical Changes – NDA Previous Year Questions (2021–2023)

All 9 NDA previous-year questions from Physical and Chemical Changes (General Knowledge (Chemistry)), 2021–2023, taken from 4 papers. Practise them together in one test with the official marking and answer key, then review every answer.

▶ Practise all 9 questionsAll NDA chapters

Physical and Chemical Changes questions by paper

Sample questions

• NDA 2023 (II) Paper II GAT
  Consider the following reaction Fe 0 Al 03 Which of the following statements about the given reaction is NOT correct a It is an example of displacement reaction It is…
• NDA 2023 (II) Paper II GAT
  Match List with List II and select the correct answer using the code given below the Lists List List II Chemical Reaction process A Electrolysis 1 Double dis of water…
• NDA 2023 (II) Paper II GAT
  Which one of the following processes involves chemical reaction a Evaporation of petrol Dissolution of salt in water Storing of oxygen gas under pressure in a gas…
• NDA 2023 (II) Paper II GAT
  Consider the following reaction A The respective state of and in the above reaction is a Liquid solid gas Solid solid gas Liquid solid liquid Solid liquid gas

Question text shown from the scanned paper; open the test to see each question exactly as printed.

More General Knowledge chapters

• Units and Measurement 3
• Mechanics and Motion 32
• Properties of Matter 10
• Heat 6
• Sound and Waves 12
• Light and Optics 37
• Electricity and Magnetism 34
• Modern Physics and Inventions 7
• Elements, Mixtures and Compounds 11
• Atomic Structure and Periodic Table 18
• Acids, Bases and Salts 10
• Metals and Non-metals 12
• Carbon and Organic Chemistry 13
• Chemistry in Daily Life 17
• Cell and Life Processes 22
• Human Body and Health 7
• Food and Nutrition 2
• Plants and Animals 25
• Diseases and Prevention 4
• Science and Technology 3
• Ancient India 16
• Medieval India 13
• Modern India and Freedom Movement 37
• World History 15