As you go down a group on the periodic table, the trend is that elements become less reactive

have the same level of reactivity

become more reactive

Match the following -

table salt- -Molecular Formula
NaCi- -Scientific Name
sodium chloride- -Common Name

Most of an atom is empty space. If an atom was the size of a sports stadium, what could be the size of the nucleus?

A hot air balloon

A golf ball

A basketball

A pea