The Development of Chemistry, 1789-1914: Studies in spectrum analysis

absorption action alloy already appear arrangement atmosphere atoms bands blue bodies bright calcium called chemical chloride Cloth coincident coloured combination complete compound continuous spectrum Crown 8vo deal determined Edition electric elements employed ether examined exist experiments fact flame further gases give given glass heat hydrogen Illustrations increase instance iron kind lead length less light lines longest magnesium maps matter means metal method molecules motion observed obtained once particles particular pass phenomena photograph plate poles portion position possible present pressure produced question rays receiver referred render represented result reversed salts Second seen short silver slit sodium solar spectrum solid sound spark spec spectra spectroscope strontium substances taken temperature thickness things tion tube vapour various vibrations visible vols waves