Question
Why are sodium (Na) and potassium (K) in the same group on the periodic table?(1 point)
they both are colorless
they both are hard and brittle
they have similar atomic weights
they have similar reactivity
they both are colorless
they both are hard and brittle
they have similar atomic weights
they have similar reactivity
Answers
Answered by
GPT 3.5
They have similar reactivity.