Periodic Table – Period Wise Filter
Period 1
Elements:
H – Hydrogen
He – Helium
Smallest period with only 2 elements.
Period 2
Li, Be, B, C, N, O, F, Ne
Contains important life elements like Carbon and Oxygen.
Period 3
Na, Mg, Al, Si, P, S, Cl, Ar
Includes Silicon used in electronics and computer chips.
Period 4
K to Kr
First period containing transition metals like Iron and Copper.
Period 5
Rb to Xe
Contains Silver (Ag) and Tin (Sn).
Period 6
Cs to Rn + Lanthanides
Contains Gold (Au), Mercury (Hg), and rare-earth elements.
Period 7
Fr to Og + Actinides
Contains radioactive and synthetic elements including Uranium.
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