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Are you preparing for the FBISE Chemistry HSSC-I (1st Year) exams in 2026? This carefully curated
guess paper
highlights the most important exercises, numericals, and questions from the syllabus to help you focus on key topics and score better in board exams.
Important Questions & Topics for FBISE Exams 2026
GUESS PAPER 2026
Chapter 2
- Quantum Numbers
- Atomic Size
- Determination of Electronic Configuration
- Trends and Anomalies in Ionization Energy + Factors
- Mass Spectrometer
Chapter 3
- VSEPR Theory (Practice) + Limitations
- Comparison of Strength of Sigma and Pi Bonds
- Hybridization (Most Important)
- Valence Bond Theory (VBT) Practice
- Why is Ice Less Dense than Water?
- Molecular Orbital Theory (MOT) Practice
Chapter 4
- Determine Mole-Volume Relation (Numerical)
- Limiting and Non-Limiting Reactant Numericals
- Why Theoretical Yield is Always Greater than Actual Yield?
- Yield Calculations
Chapter 5
- Factors Affecting Evaporation and Surface Tension
- Difference Between Amorphous and Crystalline Solids
- Properties of Crystalline Solids
- Effect of Increase and Decrease in Vapour Pressure on Boiling Point
Chapter 6
- Conditions for Standard Heat of Reaction
- Standard Heat of Formation, Solution, Neutralization, and Combustion
- Bond Energy Calculations
- Hess’s Law and its Applications
- Born-Haber Cycle Numericals (Most Important)
Chapter 7
- Define Rate Law and Order of Reaction
- Determining Order of Reaction
- Mechanism of Reaction
- Effect of Temperature on Rate of Reaction
- Endothermic and Exothermic Reactions
- Example 7.2, 7.4, 7.5
- Assessment 7.3
Chapter 8
- Why Chemical Equilibrium is Dynamic?
- Magnitude of Kc and Position of Equilibrium
- Haber's Process/Contact Process
- Assessment 8.6, 8.5, 8.4, 8.2
Chapter 9
- Conjugate Acid and Conjugate Base
- Buffer Solution and its Applications
- Concept assessments 9.2, 9.5
- Strong and weak acids and bases
- Salt hydrolysis
- Precipitation Reactions
Chapter 10
- Trends in chemical properties
- How to find the position of element in a periodic table?
- Reaction of Chlorides with Water
- Metal Non Metals and Metaloids
- Identification of Unknown Elements
Chapter 11
- Mechanism of Formation of PAN
- Properties and Uses of Sulphur
Chapter 12
- Reactivity Order of Halogens and Acidic Strength
- Thermal Stabilities
- Reducing Strength of Halides
Chapter 13
- Types of Smog
- Acid Rain
Chapter 14
- Conservation and Management Strategies for Water Resources
Chapter 15
- Calculating Empirical and Molecular Formula
- Catenation and Formation of Millions of Organic Compounds
- Homologous Series and its Properties
- Why Alkanes are Inert?
- Elimination Reactions
- Free Radical Substitution
- Isomerism
- All Concept Assessments
Chapter 16
- Why Benzene is Aromatic?
- Reactivity of alkanes
- Preparation of alkenes
- Stability of Carbocations
- Ozonolysis of Alkenes
- Markovnikov Rule
Chapter 17
- Leaving Group
- Nucleophile
- Substrate
- Reactivity
- Preparation of alkyl halides
- Elimination Reactions
Chapter 18
- Preparation of alcohols
- Acidity of alcohols
- Lucas Test
- Oxidation of Primary, Secondary, and Tertiary Alcohols
Chapter 19
- Reduction of Aldehydes and Ketones with Hydrides
- Nucleophilic addition of HCN mechanism
- Oxidation Reactions of Aldehydes and Ketones
- Preparation of Carboxylic Acids by Hydrolysis of nitriles
- Preparation of Esters with Mechanism
Chapter 20
- Preparation of pri sec ter Amines
- Comparison of Basicity: Ammonia vs Methylamine
- Reduction reactions
- Preparation of Diazonium Salt
Chapter 21
- Tests Used for Identification of Functional Groups
- CA 21.1
Chapter 22
- Fractions of Petroleum and Their Uses
For more focused preparation, explore our Chemistry Guess Paper for Class 11 .
Also check out our Mathematics Guess Paper for Class 11 for additional exam preparation.
For other subjects, visit our FBISE Guess Paper Collection .
Tags
Chemistry Class 11 Guess Paper 2026
FBISE Chemistry Guess Paper 2026
Federal Board Chemistry Important Questions