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Atomic Structure

Exams

Years

2025
2026

Subjects

Chemistry
Physics

Topics

Atomic Structure
Abnormal Molar Masses
Acid-base titrations
Acids and Bases
Alcohols
Alcohols, Phenols And Ethers
Aldehydes And Ketones
Aldehydes, Ketones and Carboxylic Acids
Amines
Aromatic Hydrocarbon
Aromaticity & chemistry of aromatic compounds
Atomic Masses And Composition Of Nucleus
Azeotropes and eutectics
Batteries
Biochemistry
Biomolecules
Biomolecules
Bonding in Coordination Compounds
Carbohydrates
Carbohydrates
Carboxylic Acids
Chemical Equations
Chemical Kinetics
Chemical Reactions
Chemical Reactions of Alcohols Phenols and Ethers
Chemical Reactions of Aldehydes Ketones and Carboxylic Acids
Chemical Reactions of Haloalkanes and Haloarenes
Chemical reaction equilibrium
Chirality & symmetry of organic molecules with or without chiral centres
Colligative Properties
Colligative Properties and Determination of Molar Mass
Colloids
Conductance of Electrolytic Solutions
Conductivity-thermal and electrical
Coordination Compounds
Coordination chemistry
Corrosion
Definitions of Some Important Terms Pertaining to Coordination Compounds
Depression of freezing point
Electrochemical Cells
Electrochemistry
Electrolytic Cells and Electrolysis
Electronic Configurations of the d-Block Elements
Elimination reactions
Environmental Chemistry
Ethers
Expressing Concentration of Solutions
Factors Influencing Rate of a Reaction
Fuel Cells
Galvanic Cells
General Chemistry
General Properties of the Transition Elements (d-Block)
Gibbs energy change and equilibrium
Glucose
Grignard’s reagents and their uses
Haloalkanes And Haloarenes
Hybridization
Hydrocarbons
Hydrogen
Ideal and Non-ideal solutions
Importance and Applications of Coordination Compounds
Importance of DiazoniumSalts in Synthesis of Aromatic Compounds
Inorganic chemistry
Integrated Rate Equations
Isomerism
Isomerism in Coordination Compounds
Kinetics
Lanthanoids and Actinides
Law Of Chemical Equilibrium And Equilibrium Constant
Mechanisms of complex reactions
Metal-alkyl
Metallurgy
Methods of Preparation of Haloalkanes
Molecular Biology
Molecularity
Moving charges and magnetism
Nernst Equation
Nomenclature Of Organic Compounds
Nomenclature of Coordination Compounds
Nucleic Acids
Nucleophilic and electrophilic substitution reactions (both aromatic and aliphatic)
Order of Reaction
Order of reaction
Organic Chemistry
Organic Chemistry
Organic Reactions
Oxidation And Reduction Reactions
Periodic Table
Periodic properties
Phenols
Physical Chemistry
Physical Properties of Metals
Polyhalogen Compounds
Preparation of Amines
Proteins
Proteins
Radioactivity
Raoult’s Law and Henry’s Law
Rate of a Chemical Reaction
Reaction mechanisms
Redox Reactions
Resonance
Solutions
Solvolysis and Carbocation Stability
Some Applications of d- and f-Block Elements
Some Important Compounds of Transition Elements
Standard electrode potentials and electrochemical cells
Stereochemistry
Structure of DNA and RNA
Surface Chemistry
Temperature Dependence of the Rate of a Reaction
The Actinoids
The Lanthanoids
Theories of reaction rates
Transition Elements
Transition Metals
Types of Solutions
Vapour Pressure of Liquid Solutions
Vitamins
Werner’s Theory of Coordination Compounds
coordination compounds
d -and f -Block Elements
d block elements
intermolecular forces
osmosis

List of top Chemistry Questions on Atomic Structure asked in CBSE CLASS XII

Electronic configuration of chromium is:

CBSE Class XII - 2026
CBSE Class XII
Chemistry
Atomic Structure

The element having \([Ar]3d^{10}4s^1\) electronic configuration is

CBSE Class XII - 2025
CBSE Class XII
Chemistry
Atomic Structure

The element having \([Ar]3d^{10}4s^1\) electronic configuration is

CBSE Class XII
Chemistry
Atomic Structure