討論串[請益] TPO16 Development of periodic Table
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直接回一篇好了. Mendeleyev went further than Meyer in another respect: he predicted the. properties of six elements yet to be discovered. For example, a gap
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關鍵在於這一句. The close correspondence between the observed properties of gallium and. MendeleyeVs predictions for eka-aluminum lent strong support to the.
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10. It can be inferred from paragraph 3 that the significance of the. discovery of gallium was that it supported which of the following?. ○The idea th
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