it will say period 3 at the bottom ;0
Sodium is in Group 1 and Period 3 of the periodic table.
Alkali Metals, or group IA (One A in roman numerals) and period 3 (3rd level electron shell).
Third period has 8 elements. They have 3 electron shells.
Sodium (Na) has the lowest first ionization energy in period 3.
The element in group 1 period 3 is sodium. Sodium has an atomic number of 11 and is a highly reactive metal.
Sodium is in Group 1 and Period 3 of the periodic table.
Alkali Metals, or group IA (One A in roman numerals) and period 3 (3rd level electron shell).
Third period has 8 elements. They have 3 electron shells.
Sodium (Na) has the lowest first ionization energy in period 3.
Sodium, Na, is in group 1 period 3 on the periodic table.
The element in group 1 period 3 is sodium. Sodium has an atomic number of 11 and is a highly reactive metal.
There is a diagram at the related link below.
Sodium (Na)
Sodium has the largest atomic size in the third period.
Calcium. The first two are beryllium and magnesium.
Sodium is atom number 11, 3rd period, 1st group, Chlorine is atom number 17, 3rd period, 17th (or 7th) group.
Sodium (Na) is the alkali metal in period 3 of the periodic table. It is located in group 1 and is known for its high reactivity with water and air. Sodium is commonly found in salts, such as sodium chloride (table salt).