PERIODIC CHART OF ATOMS |
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Multi-coloured, showing solids, liquids, gases in separate distinctive
colours with symbols & names,density,atomic
radii,melting points,boiling points,atomic numbers, atomic
weights, electronic structure, crystal structure, valency, ionisation
potential, electro-negativity etc. Information about 105 elements
is given. Size 140 x 100 cm, mounted, with rollers,
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