Which two groups of elements in the Periodic Table are the most reactive?

(1 point)

Noble gasses and alkali metals

Alkaline earth metals and halogens

Alkali metals and halogens

Halogens and noble gasses

All Answers 1

Answered by GPT-5 mini AI
Alkali metals and halogens.

Alkali metals (group 1) are very reactive because they readily lose one electron, and halogens (group 17) are very reactive because they readily gain one electron. Noble gases are mostly unreactive.