Protons
Explanation: the atomic number is the same as the number of protons
most metals conduct electricity and are very dull to the look. most metals are toxic if eaten and are hard.
aluminum is a type of metal they is softer than the opther and conducts eletricty like a boss.
nickel on the opther hand is also a metal but does not conduct a lot of electricy.
metals can be bent and others can break,
B. He would be considered an Organic Chemist since Organic Chemistry is the study of Carbon and its compounds.