div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 3button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page3jpg target=_blank amp-img class=ts-thumb alt=Page 3: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 4button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page4jpg target=_blank amp-img class=ts-thumb alt=Page 4: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails4jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 5button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page5jpg target=_blank amp-img class=ts-thumb alt=Page 5: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails5jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 6button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page6jpg target=_blank amp-img class=ts-thumb alt=Page 6: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails6jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 7button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page7jpg target=_blank amp-img class=ts-thumb alt=Page 7: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails7jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 8button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page8jpg target=_blank amp-img class=ts-thumb alt=Page 8: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails8jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 9button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page9jpg target=_blank amp-img class=ts-thumb alt=Page 9: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails9jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 10button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page10jpg target=_blank amp-img class=ts-thumb alt=Page 10: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails10jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 11button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page11jpg target=_blank amp-img class=ts-thumb alt=Page 11: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails11jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 12button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page12jpg target=_blank amp-img class=ts-thumb alt=Page 12: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails12jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 13button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page13jpg target=_blank amp-img class=ts-thumb alt=Page 13: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails13jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 14button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page14jpg target=_blank amp-img class=ts-thumb alt=Page 14: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails14jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 15button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page15jpg target=_blank amp-img class=ts-thumb alt=Page 15: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails15jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 16button div class=ts-image a href=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5page16jpg target=_blank amp-img class=ts-thumb alt=Page 16: · simply the hydrogen-alpha or El-alpha line In 1889 Johannes Rydberg discovered that the line spectra of many elements most notably those Of the alkali metals src=https:reader039vdocumentsusreader039viewer20220315035c7b69bb09d3f26c268bf9c0html5thumbnails16jpg width=142 height=106 layout=responsive amp-imga divdiv