Valence electrons, then, are electrons in the outermost shell of the atom that determine an atom's or group's ability to bond with others. In chemistry, a group refers to two or more atoms that are specifically arranged.
Answer: A moko on the face is the ultimate statement of one's identity as a Māori. The head is believed to be the most sacred part of the body. To wear the moko on the face is to bear an undeniable declaration of who you are.