Classify the following into physical and chemical changes.
freezing of water

Classify the following into physical and chemical changes. burning of coal

Classify the following into physical and chemical changes. breaking of glass

Classify the following into physical and chemical changes. fermentation of alcohol

Classify the following as physical or chemical changes :

Separate the following into physical and chemical changes : Sublimation of a solid , decomposition of water into hydrogen and oxygen by passing electric current , sublimation of a solid , decomposition of water .

Classify the following as chemical or physical changes. boiling of water to form steam