I need to make a menu for school that contains food items that contain algae. I have food like sushi, yogurt and ice cream. There&#39;s also mac and cheese, but I don&#39;t know how that would make a good meal with the above. If you have any food items or recipe ideas, that would help greatly.
Calcium is classified chemically as one of the alkaline earth elements (that is, in Group 2 of the periodic table. The metal is rather reactive. It readily forms a white coating of calcium nitride (Ca3N2) in air. It reacts with water and the metal burns with a yellow-red flame, forming largely the nitride.
Calcium + Water Calcium is a silvery-white metal; it is relatively soft, but much harder than sodium metal. Calcium is a member of the alkaline-earth metals (Group II on the periodic table); these metals react vigorously with water, although not as violently as the Group I metals such as sodium or potassium: