Nickel aluminide, Ni₃Al, is sometimes used as a strengthening constituent in high-temperature nickel-base superalloys.It is approximately 13.3% aluminum (r = 143 pm) and 86.7% nickel (r = 124 pm).Ni₃Al is best classified as

Question

Quizplus · Accepted Answer

Nickel aluminide, Ni3Al, is an intermetallic compound, not merely a mixture of metals as in alloys. Intermetallic compounds have a specific stoichiometry and often exhibit distinct chemical and physical properties compared to their constituent elements or simple mechanical mixtures.

Nickel Aluminide, Ni3Al, Is Sometimes Used as a Strengthening Constituent

Nickel Aluminide, Ni₃Al, Is Sometimes Used as a Strengthening Constituent