Question

Give me its answer and have the brainiest
what do the elements in these groups have in common

1. Alkali metal
2. halogens
3.noble gases

Answer 1

Answer:

Alkali metals, Alkaline Metals, Halogens, and The Noble Gases. ... They are metals the are soft, easy to cut(you could cut it with a knife), and shiny. These metals are also highly reactive to water, so they can catch on fire and explode. Alkaline earth metals are like alkali metals but are less reactive.

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