Lead vs. Titanium

Attribute	Lead	Titanium
Atomic Number	82	22
Symbol	Pb	Ti
Atomic Mass	207.2 u	47.87 u
Category	Post-transition metal	Transition metal
Melting Point	327.5°C	1668°C
Boiling Point	1749°C	3287°C

Physical Properties

Lead and titanium are two metals with very different physical properties. Lead is a heavy metal with a density of 11.34 g/cm3, making it one of the densest common metals. It has a melting point of 327.5°C and a boiling point of 1749°C. In contrast, titanium is a much lighter metal with a density of 4.506 g/cm3. It has a much higher melting point of 1668°C and a boiling point of 3287°C.

Chemical Properties

Lead is a highly toxic metal that can cause serious health issues if ingested or inhaled. It is also a relatively soft metal, making it easy to shape and mold. Titanium, on the other hand, is non-toxic and biocompatible, making it ideal for use in medical implants. It is also a very strong metal, with a high strength-to-weight ratio, making it useful in aerospace applications.

Corrosion Resistance

Lead is known for its poor corrosion resistance, as it easily reacts with acids and other chemicals. This is why lead pipes are no longer used in plumbing systems. Titanium, on the other hand, is highly resistant to corrosion, even in harsh environments. This makes it a popular choice for applications where corrosion resistance is important, such as in the chemical industry.

Cost

Lead is a relatively inexpensive metal, making it a common choice for applications where cost is a primary concern. Titanium, on the other hand, is a much more expensive metal due to its scarcity and the difficulty of extracting and processing it. This makes titanium less common in everyday products and more commonly used in high-end applications where its unique properties are required.

Applications

Lead has been used for centuries in a variety of applications, including in batteries, radiation shielding, and solder. However, due to its toxicity, its use is becoming increasingly restricted. Titanium, on the other hand, is used in a wide range of high-tech applications, including in aerospace components, medical implants, and sports equipment. Its combination of strength, light weight, and corrosion resistance make it a valuable material in many industries.

Conclusion

In conclusion, lead and titanium are two metals with very different properties and applications. Lead is a heavy, toxic metal with poor corrosion resistance, while titanium is a lightweight, non-toxic metal with excellent corrosion resistance. While lead is still used in some applications, its use is declining due to its toxicity. Titanium, on the other hand, is a highly valuable metal with a wide range of applications in high-tech industries. Both metals have their own unique attributes and uses, making them important materials in the world of manufacturing and technology.