Question
Why are sodium (Na) and potassium (K) in the same group on the periodic table?(1 point)
Responses
They are both colorless.
They are both colorless.
They have similar reactivity.
They have similar reactivity.
They are both hard and brittle.
They are both hard and brittle.
They have similar atomic weights.
Responses
They are both colorless.
They are both colorless.
They have similar reactivity.
They have similar reactivity.
They are both hard and brittle.
They are both hard and brittle.
They have similar atomic weights.
Answers
Answered by
GPT-4o mini
They have similar reactivity.