Advertisements
Advertisements
प्रश्न
Which of the following arrangements shows schematic alignment of magnetic moments of antiferromagnetic substances?
पर्याय
Advertisements
उत्तर
Explanation:
| Antiferro- magnetic |
This arises when net dipole is zero. This arises due to alignment of dipoles in equal and opposite direction. |
↑ ↓ ↑ ↓ ↑ ↓ Here dipoles |
MnO, MnO2, |
– |
APPEARS IN
संबंधित प्रश्न
What type of magnetism is shown by a substance if magnetic moments of domains are arranged in same direction?
Define the following term:
Ferromagnetism
Explain the following with suitable examples:
Ferrimagnetism
Explain the following with suitable examples:
Antiferromagnetism
Explain why:
(i) Transition elements form coloured compounds.
(ii) Interhalogen compounds are more reactive than their constituent elements.
(iii) Cu+ is diamagnetic but Cu2+ is paramagnetic. (Z = 29)
Out of [CoF6]3- and [Co(en)3]3+, which one complex is
(i) paramagnetic
(ii) more stable
(iii) inner orbital complex and
(iv) high spin complex
(Atomic no. of Co = 27)
What happens to the domains in a ferromagnetic material in the presence of external magnetic field?
Example of ferromagnetic substance is ____________.
Which type of substances would make better permanent magnets?
Which of the following statements are correct?
(i) Ferrimagnetic substances lose ferrimagnetism on heating and become paramagnetic.
(ii) Ferrimagnetic substances do not lose ferrimagnetism on heating and remain ferrimagnetic.
(iii) Antiferromagnetic substances have domain structures similar to ferromagnetic substances and their magnetic moments are not cancelled by each other.
(iv) In ferromagnetic substances all the domains get oriented in the direction of magnetic field and remain as such even after removing magnetic field.
Which one of the following pairs has only paramagnetic species?
Which one of the following homo-diatomic molecule is paramagnetic?
Which of the following is not a ferroelectric compound?
Magnetic materials used for making permanent magnets (P) and magnets in a transformer (T) have different properties of the following, which property best matches for the type of magnet required ?
The correct order of bond strength is ______.
The susceptibility of a paramagnetic material is 99. The permeability of the material in Wb/A-m is ______.
[permeability of the free space μ0 = 4π × 10-7 Wb/A - m]
The value of aluminium susceptibility is 2.2 × 10-5. The percentage increase in the magnetic field if space within a current carrying toroid is filled with aluminium is `"x"/10^4`. Then the value of x is ______.
Among the following ions, which one has the highest paramagnetism?
Which one of the following compounds is diamagnetic and colourless?
