Exophiala, a genus of saprotrophic black fungi commonly found in the environment, is typically associated with cutaneous infections in immunocompromised hosts and rarely manifests as pneumonia. Here, ...

4th Period: Potassium and Calcium—Electrons go into the fourth energy level. A small piece of sodium metal is placed in water. The sodium reacts with the water and gets very hot, producing sodium ...

Fat molecules contain three ester links. These can be hydrolysed when they are heated with sodium hydroxide or potassium hydroxide. This results in the formation of glycerol and a salt - soap.