Total Questions: 30 | Marks: 120📌 One of the most frequently tested Physical Chemistry topics in NEET NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 8 | Topic: Thermodynamics & Thermochemistry Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic quantity determines spontaneity of a reaction? ΔH ΔS ΔG Heat A reaction …
Part 7 | Topic: Chemical Bonding & Molecular Structure Total Questions: 30 | Total Marks: 120 Q1. Which bond is the strongest? Single bond Double bond Triple bond Hydrogen bond Triple bond has maximum bond energy. Q2. Which molecule has zero dipole moment? NH₃ H₂O CO₂ SO₂ Linear CO₂ cancels dipole moments. Q3. Hybridisation of …
Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic function decides feasibility of a reaction? Enthalpy Entropy Gibbs free energy Internal energy Negative ΔG indicates spontaneous reaction. Q2. Which orbital has spherical shape? p d f s s-orbitals are spherical. Q3. Which is an intensive property? Mass Volume Temperature Enthalpy Temperature does not depend …
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Total Questions: 30 | Total Marks: 120 Q1. Which factor does NOT affect the rate of a chemical reaction? Concentration Temperature Catalyst Enthalpy of reaction Rate depends on kinetic factors, not thermodynamic enthalpy. Q2. Which quantum number decides the size of an orbital? n l m s Principal quantum number determines orbital size. Q3. Which …
Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic parameter predicts spontaneity of a reaction? ΔH ΔS ΔG Heat Negative Gibbs free energy indicates spontaneity. Q2. Which orbital has maximum penetration power? s p d f s-orbitals penetrate closest to nucleus. Q3. Which of the following is an extensive property? Temperature Pressure Density Volume …
Total Questions: 30 | Total Marks: 120 Q1. Which law explains the distribution of solute between two immiscible solvents? Henry’s law Raoult’s law Nernst distribution law Dalton’s law Nernst distribution law governs solute distribution. Q2. Which quantum number determines the orientation of an orbital? n l m s Magnetic quantum number determines orientation. Q3. Which …
Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic quantity is always positive? ΔH ΔG Entropy of universe Work For spontaneous processes, entropy of universe is always positive. Q2. Which quantum number can never be zero? n l m s Principal quantum number n starts from 1. Q3. Which compound shows maximum hydrogen bonding? …
Part 1 | Topic: Miscellaneous Total Questions: 30 | Total Marks: 120 Q1. Which of the following is a state function? Heat Work Enthalpy Path length Enthalpy depends only on initial and final states. Q2. SI unit of entropy is: J J mol⁻¹ J K⁻¹ mol⁻¹ K J⁻¹ Entropy is measured per mole per Kelvin. …
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