Question

The property of the metal utilized in aluminium in thermite welding is:

• A. low boiling point
• B. high boiling point
• C. low melting point
• D. none of these

Answer 1

Answer: (B)

high boiling point

Thermite is a material used in welding to melt metals together. It burns at around ${2200}^{0}C$ and can melt through most metals.
Aluminium is used because of its high boiling point.