The alloys of _____ are used as low-melting solders in electronic circuit boards.
A) indium
B) thallium
C) boron
D) aluminum
E) gallium

Question

Quizplus · Accepted Answer

Indium alloys are commonly used as low-melting solders in electronic circuit boards due to their relatively low melting point, good wetting properties, and ability to bond to a variety of metal surfaces. Thallium, boron, aluminum, and gallium are not commonly used for this purpose.

The Alloys of _____ Are Used as Low-Melting Solders in Electronic