Input interpretation
period 3 elements | discovery year
Summary
median | 3581/2 latest | 1894 (argon) earliest | 500 BC (sulfur)
Table
sodium | 1807 magnesium | 1755 aluminum | 1825 silicon | 1824 phosphorus | 1669 sulfur | 500 BC chlorine | 1774 argon | 1894
Timeline
Timeline