Question

Give two examples of paramagnetic substances.

Answer 1

Answer:

Para Magnetic Substances:

• Aluminium

• Manganese

• Oxygen

Answer 2

Answer:

(1)The magnetic propertics of a substance arise duc to the presence of clectrons.

(2) An clectron while revolving around the nucleus, also spins around its own aXiS and generates a magnetic moment and magnetic properties.

(3) If an atom or a molecule contains one or more unpaired electrons spinnng n same direction, clockwise or anticloCkwISe, then the substance is associated with net magnetic moment and magnetic properties. They experience a net force of attraction when placcd in the magnetic field. This phenomenon is called paramagnetism and the substance is Said to De paramagneuc.

For example, O_2, Cu^2+, Fe^3+ . Cr^3+, NO, etc.