Answer :
sodium (Na), chemical element of the alkali metal group..
Sodium is a very soft silvery-white metal. Sodium is the most common alkali metal and the sixth most abundant element on Earth, comprising 2.8 percent of Earth's crust.
sodium (Na), chemical element of the alkali metal group..
Sodium is a very soft silvery-white metal. Sodium is the most common alkali metal and the sixth most abundant element on Earth, comprising 2.8 percent of Earth's crust.