current attempt in progress\nthe atomic number for iron is:\no 26.\no 55.\no 77.\no 192.

current attempt in progress\nthe atomic number for iron is:\no 26.\no 55.\no 77.\no 192.

current attempt in progress\nthe atomic number for iron is:\no 26.\no 55.\no 77.\no 192.

Answer

Brief Explanations:

The atomic number is the number of protons in an atom's nucleus. Iron has 26 protons.

Answer: