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What is the temperature, above which a ferromagnetic substance shows no ferromagnetism called?(a) Curie temperature(b) Néel temperature(c) Critical temperature(d) There exists no such temperatureI had been asked this question in an online interview.This question is from Solid State Magnetic Properties in division Solid State of Chemistry – Class 12 |
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Answer» CORRECT answer is (a) CURIE temperature The explanation: The Néel temperature or magnetic ORDERING temperature is the temperature above which an antiferromagnetic material becomes paramagnetic. The Critical temperature of a gas is the temperature above which it cannot be liquefied by PRESSURE alone. The temperature above which a ferromagnetic substance SHOWS no ferromagnetism is called Curie temperature. |
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