compounds which have sameIsomers:molecular formula,differentstructures and differentproperties.Isomerism
Isomers：compounds which have same molecular formula, different structures and different properties. Isomerism
Differences of organic compounds and mineral compoundslonic compoundsCovalent compoundsCombustionhardeasyStability to heatstableunstable<300℃highMeltingpointPolarityweakstrongSolubilityhardeasyReaction ratefastslowProducteasy to form byproductpure
Ionic compounds Covalent compounds Combustion hard easy Stability to heat stable unstable Melting point high <300ºC Polarity strong weak Solubility easy hard Reaction rate fast slow Product pure easy to form byproduct Differences of organic compounds and mineral compounds