NEET Chemistry Question Papers 2024, 2023, 2022, 2021, 2020, 2019: Download PDF

NEET 2020 Chemistry Question Paper - E1

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Physical Chemistry

20

40%

Chemical Equilibrium

• Reaction Quotient and its Applications
• KC and KP for Homogeneous Reaction
• Degree of dissociation and vapour density

3

• 1
• 1
• 1

6%

• 2%
• 2%
• 2%

Chemical Kinetics

• Effect of Temperature, Arrhenius equation

3

• 3

6%

• 6%

Electrochemistry

• Faradays Law of Electrolysis

2

• 2

4%

• 4%

Ionic Equilibrium

• Acid-base Titration and Indicator

1

• 1

2%

• 2%

Mole Concept

• Units, Atoms, Molecules, Atomic mass, Molecular mass, Gram atomic mass, Gram molecular mass, RAM, Average atomic mass
• Limiting Reagent (LR)
• Percentage composition and Molecular and Empirical formula

3

• 1
• 1
• 1

6%

• 2%
• 2%
• 2%

Solution Colligative Properties

• Solutions of Gases in Liquids (Henry’s law)
• Osmosis and osmotic pressure

2

• 1
• 1

4%

• 2%
• 2%

Atomic Structure

• Quantum Numbers and Electronic configuration
• Bohr's Model (Calculation of Radius, velocity and energy)

2

• 1
• 1

4%

• 2%
• 2%

Redox Reaction

• Types of Redox reaction, Balancing of redox reactions, Oxidizing and Reducing agent

1

• 1

2%

• 2%

Thermodynamics

• Thermodynamic functions and Thermodynamic processes
• IInd Law of thermodynamics: Basics of entropy, Entropy calculation for different types of physical process of an ideal gas, chemical reaction
• Calculation of ∆E, ∆H, w and θ in different types of physical processes

3

• 1
• 1
• 1

6%

• 2%
• 2%
• 2%

Inorganic Chemistry

14

28%

Chemical Bonding

• VSEPR Theory
• Polarity of Bond, Dipole Moment 

2

• 1
• 1

4%

• 2%
• 2%

Qualitative Analysis

• Vth and VIth Group

1

• 1

2%

• 2%

Atomic Structure

• Quantum Numbers and Electronic configuration 

1

• 1

2%

• 2%

Periodic Table

• Electronegativity 
• Ionisation Energy 

2

• 1
• 1

4%

• 2%
• 2%

Coordination Compound

• General introduction of complex salts and definitions to be used
• Crystal field theory and applications of crystal field theory: (Theory Magnetic moment of complex, Color of complex, Stability of complex)
• Isomerism in coordination compounds (Structural Isomerism, Stereoisomerism, Geometrical Isomerism, Optical Isomerism)

3

• 1
• 1
• 1

6%

• 2%
• 2%
• 2%

p-block (Nitrogen and Oxygen)

• Physical and Chemical properties of Group 15th elements
• Compounds of Nitrogen and phosphorus

3

• 1
• 2

6%

• 2%
• 4%

d-f-Block Element Compound 

• Ionisation enthalpy, oxidation state, Electrode potential and chemical reactivity
• Lanthanoids and actinoids
• Electronic configuration, atomic and ionic size, density, melting and boiling points

5

• 1
• 1
• 3

10%

• 2%
• 2%
• 6%

Organic Chemistry

16

32%

Aromatic Compound

1

2%

Aniline

1

2%

Reaction Mechanism

• Nucleophilic Substitution Reaction of Alcohol 
• Unimolecular nucleophilic substitution reaction of Alkyl Halide (SN1)
• Bimolecular nucleophilic substitution reaction of Alkyl Halide (SN2)
• Elimination Reaction of Alcohol 

4

• 1
• 1
• 1
• 1

8%

• 2%
• 2%
• 2%
• 2%

Periodic Table & Periodicity in Properties

2

4%

Biomolecule and Polymer

• Carbohydrate: Monosaccharide, Disaccharide, Polysaccharide

1

• 1

2%

• 2%

Hydrocarbons

• Alkane
• Alkene

2

• 1
• 1

4%

• 2%
• 2%

General Organic Chemistry

• Acidic Strength
• Carbon free radicals and carbocations 
• Inductive effect

4

• 1
• 1
• 2

8%

• 2%
• 2%
• 4%

Grignard Reagent

• Practical Organic Chemistry
• Oxidation

4

• 2
• 2

8%

• 4%
• 4%

IUPAC nomenclature 

• Fundamental of Organic Chemistry

2

• 2

4%

• 4%