Hydrogen - correct answer ✔✔Does not belong to any group
Colorless
Odorless
Group 1: Alkali Metals - correct answer ✔✔Extremely reactive
Never found pure in nature
Silver-colored shiny
Low density
Soft
1 Valence Electron, s-block
Group 2: Alkaline Earth Metals - correct answer ✔✔Very reactive
Silver-colored
Denser than Alkali Metals
2 Valence Electrons, s-block
Group 3-12: Transition Metals - correct answer ✔✔Moderately reactive
Wide range of properties
Shiny
Good conductors of heat and electricity
Higher density and melting point that G1 & G2
Varying Valence Electrons, d-block
Lanthanides & Actinides - correct answer ✔✔Transition metals placed at bottom of PTOE
Lanthanides: shiny and reactive