1.

Physical states for the first twenty elements

Answer»

HydrogenNon-metalGasHeliumNon-metalGasLithiumMetalSolidBerylliumMetalSolidBoronMetalloidSolidCarbonNon-metalGasNitrogenNon-metalGasOxygenNon-metalGasFluorineNon-metalGasNeonNon-metalGas



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