In the following reaction 2Na+ 2H20 - 2NaOH + H2: all of the sodium is consumed and a small amount of liquid water remains at the end of the reaction. Which reactant is the limiting reagent?

A) H20
B) H2
C) Na
D) NaOH

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom