From your instructor, obtain a handout showing one possible arrangement of the element cards. identify each of the elements on the handout with its atomic number and

chemical symbol.

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

D. is the answer hope that you

Answer earth,water,fire and air;

The answer is just took the test