Henry Moseley discovered the atomic number of elements using x-rays, reorganizing the periodic table (10h 46min, jan 1, 1913 y – 2h 7min, dec 31, 1913 y)
Description:
More specific way of organizing: accurate.Added to timeline:
Date:
10h 46min, jan 1, 1913 y
2h 7min, dec 31, 1913 y
~ 12 months