Question

What is luster? Give an example

Answer 1

Luster of metals:

• Luster is an optical property of metals.
• Metals have the quality of reflecting light from their surface. This property of metal is known as lustrous.
• Metals are lustrous, which means they have a shiny surface.
• Some non-metals like carbon in the form of diamond are also lustrous in nature.

Examples of lustrous metals:

• Silver $\left(\mathrm{Ag}\right)$
• Aluminum $\left(\mathrm{Al}\right)$
• Gold $\left(\mathrm{Au}\right)$