← All subjects📄 Free Past Papers: BISE Grade 12 Chemistry
🧪 Chemistry · Grade 12 · BISE
1Atomic Structure
FREE2Periodic Table
🔒3Chemical Bonding
🔒4States of Matter
🔒5Solutions
🔒6Acids & Bases
🔒7Chemical Reactions
🔒8Organic Chemistry
🔒9Hydrocarbons
🔒10Environmental Chem
🔒11Biochemistry
🔒12Industrial Chem
🔒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