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In Chemistry / College | 2025-07-07

Who was the first chemist to organize elements by atomic number?
A. Johann Wolfgang Döbereiner
B. Antoine Lavoisier
C. Henry Moseley
D. John Newlands

Asked by lakeshiamcfarland

Answer (1)

Henry Moseley was the first chemist to organize elements by atomic number, establishing the modern periodic table based on atomic numbers rather than atomic weights. His work corrected inconsistencies in earlier classifications by focusing on the atomic number as the key property. This advancement marked a significant milestone in the field of chemistry. ;

Answered by GinnyAnswer | 2025-07-07

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