← All subjects📄 Free Past Papers: BISE Grade 9 Chemistry
🧪 Chemistry · Grade 9 · BISE
1States of Matter and Phase Changes
FREE2Atomic Structure
🔒3Chemical Bonding
🔒4Stoichiometry
🔒5Energetics
🔒6Equilibria
🔒7Acid Base Chemistry
🔒8Periodic Table and Periodicity
🔒9Group Properties and Elements
🔒10Environmental Chemistry
🔒11Hydrocarbons
🔒12Empirical Data Collection and Analysis
🔒13Laboratory and Practical Skills
🔒Study tools
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Reaction Simulator
Stoichiometry & the limiting reagent
2H₂ + O₂ → 2H₂O
STARTING MOLES
H₂10
O₂10
EXTENT OF REACTION — 40%
H₂ · limiting6.0 mol
O₂ 8.0 mol
H₂O4.0 mol