Type the chemical symbol for Helium.

(a)  

Type the chemical symbol for Lithium.

(a)  

Type the chemical symbol for Beryllium.

(a)  

Type the chemical symbol for Boron.

(a)  

Type the chemical symbol for Carbon.

(a)  

Type the chemical symbol for Nitrogen.

(a)  

Type the chemical symbol for Oxygen.

(a)  

Type the chemical symbol for Fluorine.

(a)  

Type the chemical symbol for Neon.

(a)  

Type the chemical symbol for Sodium.

(a)  

Type the chemical symbol for Magnesium.

(a)  

Type the chemical symbol for Aluminum.

(a)  

Type the chemical symbol for Phosphorus.

(a)  

Type the chemical symbol for Sulfur.

(a)  

Type the chemical symbol for Chlorine.

(a)  

Type the chemical symbol for Potassium.

(a)  

Type the chemical symbol for Calcium.

(a)  

Type the chemical symbol for Iron.

(a)  

Type the chemical symbol for Nickel.

(a)  

Type the chemical symbol for Copper.

(a)  

Type the chemical symbol for Zinc.

(a)  

Type the chemical symbol for Bromine.

(a)  

Type the chemical symbol for Gold.

(a)  

Type the chemical symbol for Iodine.

(a)  

Type the chemical symbol for Mercury.

(a)  

Type the chemical symbol for Silver.

(a)