Answer:
phosphorus
Explanation:
it reacts by gaining three electrons in its outermost shell to be stable
Helium is a nonmetal. There are several reasons for this, it is unable to donate electrons and It has an extremely low melting point.
A phylogenetic tree may be built using morphological (body shape), biochemical, behavioral, or molecular features of species or other groups. In building a tree, we organize species into nested groups based on shared derived traits (traits different from those of the group's ancestor).
Answer:
Explanation:
its b i did this i k its gonna be right