Question

(3) Antiferromagnetic substances shows normal para-magnetism above certain temperature is called as
A. A. Null temperature
B. B. Neel temperature
C. C. Curie temperature
D. D. None of the above​

Answer 1

Answer:

This spontaneous antiparallel coupling of atomic magnets is disrupted by heating and disappears entirely above a certain temperature, called the Néel temperature