Hydrogen has one proton and one electron. it is in column 1 on the periodic table. how many valence electrons does hydrogen have? 0 1 2 3

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

What is a metal replacement reaction

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains