start> main content> s2: mixtures> j2: solubility> j2.3: alum main content menu Start User guide Teachers’ Guide Main content menu Substances A1 Melting/Freezing B1 The particle theory C1 The gas state D1 The three states E1 Density Mixtures F1 Melting behaviour G1 Evaporation of water H1 Condensation of water I1 Recognising dissolving J1 Solubility K1 Separating mixtures Changing substances L1 Structures M1 Chemical change Advanced substances N1 Crystals O1 Change of state P1 Gas and pressure Advanced mixtures Q1 Diffusion R1 Rate of evaporation S1 Rate of dissolving T1 Chromatography Advanced changes U1 Formulae V1 Fire W1 Acids

J2.3 GROWING A SINGLE CRYSTAL LINKS Here is a method that uses alum's change of solubility with temperature to grow a single crystal: Think for Yourself... Would this method work for salt? Notes: see Teachers’ Guide   teachers’ guide j1 more info j1: solubility j2: solubility j3: other solvents more info < prev | next >

a Science Enhancement Programme CD-ROM 2005   user guide