NEET UG 2026 · Chemistry · 45 questions

NEET 2026 Chemistry, question by question

The NEET 2026 Chemistry section had 45 questions from 20 chapters: 12 easy, 28 medium and 5 hard. 27% were easy, 20 points below the 2017–2026 average for Chemistry, and 24 (53%) came from Class 12. Coordination Compounds had the most, 6 questions.

Updated 2026-10-08

Questions: 45; 25% of the paper
Chapters asked: 20; 1 usual chapter skipped
Easy: 27%; 2017–2026 average 47%
From Class 12: 53%; 2017–2026 average 54%

The section

What Chemistry asked in 2026

Class balance, difficulty and the form of the questions. Bars below compare Chemistry across every paper from 2017–2026.

Class 11 and 12

2124

Class 11
Class 12

Difficulty

1228

Easy
Medium
Hard

New ideas: 31 (69%)
Use a figure: 12

Question pattern

CHEMISTRY 2026

Calculation31%
Recall24%
Application13%
Two statements9%
Assertion–reason7%
Figure-based7%
Concept4%
Match the lists4%

Chapters

The 2026 Chemistry chapter split

All 20 Chemistry chapters asked, and which got more or less than usual: the chapter’s ten-year average per 180 questions.

Every chapter asked

Coordination Compounds6 · usually 2.6
Thermodynamics5 · usually 3.1
Aldehydes, Ketones and Carboxylic Acids3 · usually 2.6
Chemical Bonding and Molecular Structure3 · usually 2.3
Hydrocarbons3 · usually 2.4
The d- and f-Block Elements3 · usually 2.0
Amines2 · usually 1.7
Biomolecules2 · usually 1.4
Chemical Kinetics2 · usually 2.0
Classification of Elements and Periodicity in Properties2 · usually 1.3
Electrochemistry2 · usually 1.6
Organic Chemistry - Some Basic Principles and Techniques2 · usually 2.1
Redox Reactions2 · usually 1.0
Solutions2 · usually 1.6
Some Basic Concepts of Chemistry2 · usually 1.3
The p-Block Elements (Class 11)2 · usually 1.3
Equilibrium1 · usually 2.5
Haloalkanes and Haloarenes1 · usually 1.5
Structure of Atom1 · usually 1.5
The p-Block Elements (Class 12)1 · usually 2.2

Not asked this year: Alcohols, Phenols and Ethers.

More than usual

Coordination Compounds+3.46 questions · usually 2.6
Thermodynamics+1.95 questions · usually 3.1
Redox Reactions+1.02 questions · usually 1.0
The d- and f-Block Elements+1.03 questions · usually 2.0
Classification of Elements and Periodicity in Properties+0.82 questions · usually 1.3
The p-Block Elements (Class 11)+0.82 questions · usually 1.3
Chemical Bonding and Molecular Structure+0.73 questions · usually 2.3
Some Basic Concepts of Chemistry+0.72 questions · usually 1.3

Less than usual, or skipped

Equilibrium−1.51 question · usually 2.5
Alcohols, Phenols and Ethers−1.4Not asked · usually 1.4
The p-Block Elements (Class 12)−1.21 question · usually 2.2
Structure of Atom−0.51 question · usually 1.5
Haloalkanes and Haloarenes−0.51 question · usually 1.5
Organic Chemistry - Some Basic Principles and Techniques−0.12 questions · usually 2.1
Chemical Kinetics−0.02 questions · usually 2.0

Every question

All 45 Chemistry questions of NEET 2026

Open any question for the full text, the options and the official answer. “New idea” means no earlier paper had tested it.

Subject

Difficulty

Idea

Find

45 of 45 questions

Chemistry45 questions

12 easy28 medium5 hard

Q46
For the following reaction sequence, choose the correct option Benzene $\xrightarrow[\text{ii. NaOCl}]{\text{i. CH}_3\text{COCl, AlCl}_3}$ …
Aldehydes, Ketones and Carboxylic Acids Haloform Reaction
MediumOne-line MCQ · figureNew idea
Q47
Given below are two statements: Statement-I : $[\mathrm{Fe(ox)_3}]^{3-}$ is chiral. Statement-II : trans- $[\mathrm{Cr(H_2O)_2(ox)_2}]^-$ …
Coordination Compounds Coordination Isomerism Optical Activity in [M(AA)2B2] Cis/Trans Isomers
MediumTwo statementsNew idea
Q48
The following carbocation is stabilized by the interaction of the empty p orbital with [Structure: $\mathrm{C_6H_5-\overset{+}{C}H-CH_3}$ ]
Organic Chemistry - Some Basic Principles and Techniques Electronic Effects Orbital Overlap in Hyperconjugation
MediumOne-line MCQ · figureNew idea
Q49
In potash alum, the ratio of $\mathrm{K^+}$ and $\mathrm{SO_4^{2-}}$ ions is
The p-Block Elements (Class 11)p-Block (Group 13-14)Alums
EasyOne-line MCQNew idea
Q50
The correct statement about peptides and proteins is
Biomolecules Biomolecules (Chemistry)Levels of Protein Structure
MediumOne-line MCQNew idea
Q51
The numbers 17.0145 and 21.0235 were rounded to three figures after the decimal point. The resulting numbers, respectively, are
Some Basic Concepts of Chemistry Mole Concept Significant Figures
EasyOne-line MCQNew idea
Q52
The correct order of solubility of the given salts in water at 298 K is Salt | $K_{sp}$ at 298 K AgBr | $5.0\times10^{-13}$ …
Equilibrium pH and Buffer Solutions Solubility from Ksp
HardOne-line MCQ · figureNew idea
Q53
Among the following options, the correct trend in the electron gain enthalpy is
Classification of Elements and Periodicity in Properties Periodic Properties Fluorine vs Chlorine Electron Gain Enthalpy
EasyOne-line MCQNew idea
Q54
Assertion A: For an ideal solution formed by mixing liquids P and Q, $\Delta_{mix}H=0$ and $\Delta_{mix}V=0$ Reason R: No interactions…
Solutions Solutions and Colligative Properties Ideal Solutions
MediumAssertion–reasonIdea asked in 2 papers
Q55
The amino acid that gives a red-blood colour on treating its sodium fusion extract with sodium nitroprusside is
Organic Chemistry - Some Basic Principles and Techniques Purification, Analysis and Isomerism of Organic Compounds Lassaigne's Test for Sulphur
MediumOne-line MCQNew idea
Q56
The standard electrode potential (E $^\circ$ ) for the half-cell reaction $\mathrm{Fe^{3+}+e^-\to Fe^{2+}}$ at 298 K is (Given :…
Electrochemistry Nernst Equation Non-Additivity of E-standard in Half-Reactions
MediumNumericalNew idea
Q57
In an acidic medium, 10 mL of 0.25 M oxalic acid is titrated with $\mathrm{KMnO_4}$ solution. If the volume of $\mathrm{KMnO_4}$ solution…
Redox Reactions Balancing Redox Equations
MediumNumericalIdea asked in 3 papers
Q58
According to crystal field theory, the correct order of ligands with respect to their decreasing order of field strength is
Coordination Compounds Crystal Field Theory Spectrochemical Series Usage
EasyOne-line MCQIdea asked in 3 papers
Q59
Two moles of an ideal gas undergo free expansion from 10 L to 100 L at 300 K. The values of $\Delta S_{system}$ and…
Thermodynamics Gibbs Free Energy Entropy of Free Expansion
MediumNumericalNew idea
Q60
$\mathrm{2A\xrightarrow{k}B}$ is a zero-order reaction, where k = 1.0 mol L $^{-1}$ min $^{-1}$ . If the initial concentration of A is 2 M,…
Chemical Kinetics Zero Order Completion Time
MediumNumericalNew idea
Q61
Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Generally, 3d…
The d- and f-Block Elements d- and f-Block Elements Melting Points of Transition Metals
EasyAssertion–reasonNew idea
Q62
For a salt XY, which is a strong electrolyte, the plot of $\Lambda_m$ versus $\sqrt{c}$ has a slope of $-90.0$ S cm $^2$ mol $^{-3/2}$ …
Electrochemistry Electrolytic Conductance and Electrolysis Variation of Molar Conductivity with Concentration
MediumNumericalNew idea
Q63
The amount of carbon dioxide evolved upon complete combustion of 116 g of n-butane is (Given: atomic mass in amu H = 1, C = 12 and O = 16)
Some Basic Concepts of Chemistry Mole Concept Stoichiometric Calculations
EasyNumericalIdea asked in 5 papers
Q64
For an elementary chemical reaction, the Arrhenius plot is given below. If the energy of activation is 6.64 kJ mol $^{-1}$ and R = 8.3 J…
Chemical Kinetics Arrhenius Plot Interpretation
MediumFigure-basedIdea asked in 3 papers
Q65
Given below are two statements: Statement-I : Heating NaCl with concentrated $\mathrm{H_2SO_4}$ and $\mathrm{MnO_2}$ results in oxidation…
The p-Block Elements (Class 12)p-Block Elements (Groups 15-18)Preparation of Halogens
MediumTwo statementsNew idea
Q66
Among the species given below, the spin-only magnetic moment is highest for (Given : Atomic number of Ti = 22, Mn = 25, Fe = 26 and Co = 27)
Coordination Compounds Crystal Field Theory Spin-Only Magnetic Moment via CFT
MediumOne-line MCQIdea asked in 2 papers
Q67
The lanthanide ion having four unpaired electrons is (Given : Atomic numbers of Ce = 58, Nd = 60, Tb = 65 and Ho = 67)
The d- and f-Block Elements d- and f-Block Elements Magnetic Moment and Colour of d- and f-Block Ions
MediumOne-line MCQIdea asked in 5 papersAsked the year before
Q68
The formula of tetraammineaquachloridocobalt(III) chloride is
Coordination Compounds IUPAC Nomenclature Rules
EasyOne-line MCQIdea asked in 2 papers
Q69
Consider the reversible processes for 1.0 mol of an ideal gas as shown in the figure. [Figure: Processes 2 and 4 are adiabatic] $w_1$ ,…
Thermodynamics First Law of Thermodynamics Work in Cyclic Processes
HardFigure-basedNew idea
Q70
Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R. Assertion A : The first ionization…
Classification of Elements and Periodicity in Properties Periodic Properties Ionization Enthalpy Anomaly: Nitrogen vs Oxygen
MediumAssertion–reasonNew idea
Q71
Consider the following statements about the solutions formed by mixing two liquids. A. An ideal solution thus formed obeys Raoult's law…
Solutions Solutions and Colligative Properties Positive and Negative Deviations
MediumOtherIdea asked in 3 papersAsked the year before
Q72
One of the products formed in the following reaction is [Cyclohexyl–MgBr + Cyclohexyl– $\mathrm{NH_2}$ $\to$ ]
Haloalkanes and Haloarenes Nucleophilic Substitution Grignard Reagents
MediumOne-line MCQ · figureNew idea
Q73
The correct statement is
The p-Block Elements (Class 11)p-Block (Group 13-14)Maximum Covalency of Boron
MediumOne-line MCQIdea asked in 2 papers
Q74
A protein undergoes reversible thermal denaturation from its initial state N to denatured state D according to N $\rightleftharpoons$ D.…
Thermodynamics Gibbs Free Energy Gibbs Energy and Equilibrium
MediumNumericalNew idea
Q75
Match the species in List I with their geometry in List II List I | List II A. $\mathrm{PCl_5}$ | I. Tetrahedral B. $\mathrm{BrF_5}$ | II.…
Chemical Bonding and Molecular Structure VSEPR Theory Molecular Shape Prediction
MediumMatch the listsIdea asked in 3 papers
Q76
Given below are two statements: Statement I : trans-But-2-ene upon treatment with $\mathrm{Br_2}$ in $\mathrm{CCl_4}$ gives the following…
Hydrocarbons Hydrocarbons (Alkenes)Halogen Addition Stereochemistry
HardTwo statements · figureNew idea
Q77
Consider the following reaction sequences and choose the correct option. L $\xleftarrow{\text{Na/liq. NH}_3}$ Ph–C≡C–Me…
Hydrocarbons Hydrocarbons (Alkenes)Lindlar's Catalyst Reduction
HardOne-line MCQ · figureNew idea
Q78
The complex which has facial and meridional isomers is (Given : py = pyridine and en = $\mathrm{H_2N-CH_2-CH_2-NH_2}$ )
Coordination Compounds Coordination Isomerism Facial and Meridional Isomerism in [MA3B3]
EasyOne-line MCQNew idea
Q79
Identify the reactions which give aniline as the major product. A. $\mathrm{C_6H_5CN}$ $\xrightarrow{\text{LiAlH}_4}$ B.…
Amines Amines and Diazonium Salts Reduction Methods for Amine Synthesis
MediumOther · figureNew idea
Q80
Match the vitamins in List-I with their sources in List-II. List-I | List-II A. vitamin A | I. meat B. vitamin $\mathrm{B_{12}}$ | II.…
Biomolecules Biomolecules (Chemistry)Dietary Sources of Vitamins
EasyMatch the listsNew idea
Q81
The correct decreasing order of oxidation state of the underlined atom in each molecule is
Redox Reactions Calculating Oxidation Numbers
MediumOne-line MCQIdea asked in 4 papersAsked the year before
Q82
The compound that CANNOT be obtained from the aldol condensation reaction shown below, is [2,2-dimethylcyclopentan-1-one] + PhCHO…
Aldehydes, Ketones and Carboxylic Acids Aldol Condensation Claisen-Schmidt Condensation
HardOne-line MCQ · figureNew idea
Q83
Among the following, the compound having conjugated double bonds is
Hydrocarbons Hydrocarbons (Alkenes)Stability of Diene Systems
EasyOne-line MCQNew idea
Q84
Given below are two statements: Statement-I : Oxidation of p-nitrotoluene with acidic $\mathrm{KMnO_4}$ gives an acid that is stronger…
Amines Amines and Diazonium Salts Substituent Effects on Aniline Basicity
MediumTwo statementsNew ideaIdea asked in 2 papers
Q85
The green paramagnetic species formed by heating $\mathrm{KMnO_4}$ at 513 K is
The d- and f-Block Elements d- and f-Block Elements Preparation and Thermal Decomposition of KMnO4
EasyOne-line MCQNew idea
Q86
Consider the following reaction, and choose the correct option. $\mathrm{C_6H_5CH_3}$ …
Aldehydes, Ketones and Carboxylic Acids Etard Reaction
MediumOne-line MCQ · figureIdea asked in 2 papers
Q87
A 1:3 electrolyte in an aqueous solution is
Coordination Compounds Werner's Theory: Molar Conductivity Ranking
EasyOne-line MCQIdea asked in 2 papersAsked the year before
Q88
Consider the following schematic plots of orbital wavefunction ( $\psi_r$ ) against distance (r) from the nucleus. [Figure: four plots A, B,…
Structure of Atom Quantum Numbers Graphical Identification of Radial Nodes
MediumFigure-basedNew idea
Q89
Arrange the following compounds in the increasing order of polarity A. $\mathrm{CH_3CH_2OCH_2CH_3}$ B. $\mathrm{CH_3CH_2OH}$ C.…
Chemical Bonding and Molecular Structure VSEPR Theory Polarity of Organic Functional Groups
MediumOtherNew idea
Q90
The highest occupied molecular orbital for $\mathrm{Ne_2}$ is
Chemical Bonding and Molecular Structure Molecular Orbital Theory Highest Occupied Molecular Orbital
MediumOne-line MCQNew idea

Questions from the official NEET UG 2026 paper (NTA). Chapter, topic and idea tags and difficulty are Lumi’s.

Chemistry in every NEET paper

NEET 2026 Physics NEET 2026 Biology The whole 2026 paper Chemistry across ten years