Guess Paper Grade 10 Chemistry 2026 FBISE | Federal Board Important Questions

Unit 2: Matter

• Evaporation and boiling point
• Heating and cooling curves
• Diffusion and factors affecting diffusion

Unit 3: Stoichiometry

• CA 3.3
• Determine empirical and molecular formula numericals
• Example 3.9 to 3.13

Unit 4: Electrochemistry

• Electrolytic cell
• Down cell
• CA 4.3
• Electrolysis of dilute NaCl and concentrated NaCl
• Galvanic Cell
• Fuel Cell

Unit 5: Reaction Kinetics

• Physical parameters that affect the rate of reaction
• Factors affecting rate of reaction

Unit 6: Salts

• Physical states and melting points
• Soluble and insoluble salts

Unit 7: Nitrogen, Sulphur and Metals

• Photochemical smog
• Haber Process
• Contact Process
• Acidic, basic and amphoteric oxides
• Reactivity series

Unit 8: Organic Chemistry

• Concept assessment 8.1 to 8.6
• Example 8.3

Unit 9: Hydrocarbons

• Difference between alkane, alkene and alkyne
• Preparation of alkenes
• Reaction with KMnO₄
• Distinguish between saturated and unsaturated hydrocarbons
• Coal, petroleum and natural gas
• Table 9.1

Unit 10: Hydroxy Compounds

• Manufacturing of ethanol
• Application of alcohol as fuel and pharmaceutical industry

Unit 11: Carboxylic Compounds

• Formation of ethanoic acid
• Reaction involving H atom of carboxylic acid
• Industrial applications of carboxylic acid and esters

Unit 12: Polymers

• Difference between addition and condensation polymers
• Properties of plastics
• Importance of polymers in textile industries

Unit 13: Biochemistry

• Formation of peptide bond
• Classification of proteins
• Fat-soluble and water-soluble vitamins with importance