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Which of the following is not a ferromagnetic substance
Options
(a) Cobalt
(b) Nickel
(c) Manganese
(d) Iron
Correct Answer:
Manganese
Explanation:
Fe, Co, Ni are ferromagnetic subtances since they show permanent magnetism even in the absence of magnetic field. Mn is paramagnetic as its magnetism is lost in the absence of magnetic field.
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- Activated charcoal is used to remove colouring matter from pure substances.
- Bohr’s theory was modified to give the concept of elliptical orbits by
- Magnetic moment of (NH₄)₂[MnBr₄] is ___ BM
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Topics: Solid State and Solutions
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The long form of periodic table is based on
- Activated charcoal is used to remove colouring matter from pure substances.
- Bohr’s theory was modified to give the concept of elliptical orbits by
- Magnetic moment of (NH₄)₂[MnBr₄] is ___ BM
- Main constituents of LPG is
Topics: Solid State and Solutions (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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