Standard enthalpy of formation for phosphorus trichloride Whiteboard exercise Play

Standard enthalpy of formation of ammonia Animation Play

Standard entropy change Chart Play

Standard entropy change Student activity Play

Standard free energy change for neutralisation reaction Animation Play

Standard hydrogen half-cell Animation Play

Standard hydrogen half-cell Student activity Play

Standard potential of the hydrogen electrode Animation Play

Standard reduction potentials Whiteboard exercise Play

Standard reduction potentials Student activity Play

Standard reduction potentials Student activity Play

State of chemical equilibrium Animation Play

Statements about chemical reactions Whiteboard exercise Play

Stoichiometric coefficients and the relative volumes of gases Student activity Play

Substitution reaction in a branched alkane Animation Play

Substitution reactions of alcohols Student activity Play

Supernova Animation Play

Supernovas Student activity Play

Suspended magnets Animation Play

Symbols and formulae in chemical reactions Animation Play

Synthesis of secondary amide Whiteboard exercise Play

Temperature and pH Animation Play

Temperature dependence of reaction rates Student activity Play

Temperature of reaction Whiteboard exercise Play

Temperature of the reaction Simulation Play