Thermodynamics (Chemistry) – NEET Previous Year Questions (2014–2026)

All 21 NEET previous-year questions from Thermodynamics (Chemistry) (Chemistry), 2014–2026, taken from 13 papers. Practise them together in one test with the official marking and answer key, then review every answer.

▶ Practise all 21 questionsAll NEET chapters

Thermodynamics (Chemistry) questions by paper

Sample questions

• NEET 2026 Code 13 (3 May exam)
  Consider the following reaction 9 AU 10 mol and AS 44 at 298 Identify the correct option with AG for the reaction and spontaneity of the reaction at 298 Given 8.31 mol…
• NEET 2026 Code 13 (3 May exam)
  At a certain temperature during a process 500 is absorbed by the system and work of 200 is done by the system Then change in internal energy of the system is 1 700 2…
• NEET 2025 Code 45
  CHu AH 74.8 mol Which of the following diagrams gives an accurate representation of the above reaction reactants products Energy mol 4 748 0 3 Reaction progress Energy…
• NEET 2025 Code 45
  The standard heat of formation in kcal mol of Ba is Given standard heat of formation of SO ion aq 216 kcal mol standard heat of crystallization of 4.5 kcal mol standard…

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

More Chemistry chapters

• Some Basic Concepts of Chemistry 15
• Structure of Atom 22
• Classification of Elements and Periodicity 16
• Chemical Bonding and Molecular Structure 35
• States of Matter 12
• Equilibrium 33
• Redox Reactions 10
• Hydrogen 7
• s-Block Elements 15
• p-Block Elements 42
• Organic Chemistry: Basic Principles 21
• Hydrocarbons 34
• Environmental Chemistry 8
• Solid State 15
• Solutions 21
• Electrochemistry 25
• Chemical Kinetics 26
• Surface Chemistry 13
• General Principles of Isolation of Elements 9
• d- and f-Block Elements 24
• Coordination Compounds 32
• Haloalkanes and Haloarenes 20
• Alcohols, Phenols and Ethers 27
• Aldehydes, Ketones and Carboxylic Acids 26