Which among the following statements is correct?
A
NaCl is a paramagnetic substance
B
Paramagnetic substances behave like an insulator
C
Cobalt is an Antiferromagnetic substance
D
On heating, ferrimagnetic substanceslose ferrimagnetism
Correct Answer: On heating, ferrimagnetic substanceslose ferrimagnetism
On heating, ferrimagnetic substances become paramagnetic and hence, lose their ferromagnetism. NaCl is diamagnetic in nature. Cobalt is a ferromagnetic substance.