chichi but hands eyes mouth
Most likely it would be two.
A halogen is a group of elements that contain fluorine, chlorine, bromine, iodine, and astatine.
Astatine is an element with the symbol At.
The color of the element astatine is unknown.
Astatine has 125 neutrons
The chemical symbol of astatine is At
The chemical symbol of astatine is At
Astatine has 85 protons.
The valence of astatine is -1.
francium plus (+) Astatine *
Now, no commercial use for astatine; but the isotope astatine 211 was proposed for the radiotherapy of cancers.
Astatine is a solid at room temperature.