H ↓ and ← He F Al Fr 1 Alkali metals 18A Noble Gases 2 Alkaline earth metals 17 Halogens Larger down and left ↓ and ← 13 14 15 61 H He Be B F Transition metals Al Si Ge As Sc Sb Te La Po At Fr Ac Metalloids Rare-Earth or Inner transition metals

H ↓ and ← ↓ and ← He F Al Fr 1A Alkali metals 2A Alkaline earth metals Non-metals more reactive ↑ and → (except Noble gases) Metals more reactive ↓ and ← 8A Noble Gases 7A Halogens Larger down and left ↓ and ← 3A 4A 5A 6A H He Denser down ↓ and right→ Be B F Transition metals Al Si Ge As Sc Sb Te La Po At Fr Ac Metalloids Rare-Earth or Inner transition metals