Based on its location in Group 6 and Period 4 on the periodic table, the element in question is likely molybdenum (Mo).
To determine if this element is more similar to tungsten (W) or iron (Fe), we can consider the periodic trends and properties of elements.
Molybdenum (Mo) and tungsten (W) belong to the same group (Group 6) on the periodic table, which means they have similar outer electron configurations and share some chemical properties. Both elements are transition metals and have multiple oxidation states.
In terms of atomic radius, molybdenum and tungsten have similar values due to their close positions in the periodic table. However, tungsten has a slightly larger atomic radius than molybdenum.
In terms of reactivity, both molybdenum and tungsten are relatively unreactive metals, but tungsten is known to be more resistant to corrosion and has a higher melting point than molybdenum.
Considering these factors, molybdenum (Mo) is generally more similar to tungsten (W) than to iron (Fe) due to their shared group and similar properties. However, it's important to note that elements can have varying degrees of similarity depending on the specific properties being considered.