Labels:book | poster | tribute album | vase OCR: ALKALI METALS ALKALI METALS make up Group air and vigorously with water. The Iof the periodic table These alkali metals are unusual for metals elements all metals that have one because they are very soft and light electron in their outer shell. They are and they have low melting and called alkali metals because they react boiling points. with water to form an alkali. All the Group 1: alkali metals, apart from Alkali metals lithium, have to be stored under oil because they react quickly with oxygen in the Vigorous reaction If potassi um added water, it reacts vigorously tha the bydrogen gas produced during the reaction catches fire. ALKALJ rand fpotassium addea hydrogen catche
(.png)
