Question

This is a group 2 element that is called the alkaline earth metals. It burns with a very bright light

Answer 1

the alkaline eart metal s are

Beryllium

Magnesium

calcium

Strontium

barium

out of these Magnesium reacts with oxygen and produces bright light due to formation of MgO

all other metals also form oxides but the oxide of Mg is brightest