Comprehensive Reactions, Observations & Equations
Gas Tests
CO₂: Limewater milky | H₂: Pop sound | Cl₂: Bleaches litmus
State Symbols
aq: aqueous | l: liquid | s: solid | g: gas
Colors
Fe²⁺(green) | Fe³⁺(brown) | Cu²⁺(blue)
Reactivity
K > Na > Ca > Mg > Al > Zn > Fe > Pb > Cu > Ag