What is one property of alloys compared to their constituent metals?

Alloys are generally less prone to corrosion compared to their constituent metals due to the specific combination of elements that can create a protective layer on their surface. This is particularly true for specific types of alloys, such as stainless steel, which incorporates chromium to enhance resistance to rust and corrosion. The presence of alloying elements often influences the electrochemical properties and microstructure of the material, making them more resistant to environmental factors that lead to corrosion.

When metals are alloyed, their atomic structures can form various types of protective phases that inhibit the oxidation and degradation that commonly affect pure metals. Thus, the enhanced corrosion resistance of alloys is a significant advantage, making them suitable for applications in harsh environments, like construction, marine applications, and food processing, where rust and other forms of corrosion would be detrimental.