Table of Contents
Why do most materials have magnetic properties too weak to be detected easily?
Why do most materials have magnetic properties too weak to be detected easily? In most atoms, electrons form pairs that spin opposite directions, opposites spin and create opposite magnetic fields that cancel. The magnetic field is strongest in the region between the opposite poles of the two magnets.
Why do some materials have magnetic properties and others do not?
Unpaired Electrons Confer Magnetic Properties In general, the presence of an unpaired electron in an atom’s outer shell creates a net magnetic moment and confers magnetic properties, whereas atoms with paired electrons in the outer shell have no net charge and are diamagnetic.
What does the magnetic properties of a material depend on?
The magnetic state (or magnetic phase) of a material depends on temperature, pressure, and the applied magnetic field.
Which of the following is a weak magnet among the given magnets?
Which of the following is a weak magnet? Explanation: The diamagnets are called weak magnets because there is no permanent dipole moment. Their net magnetic moment is zero.
Why are most materials not magnetic quizlet?
A spinning electron produces a magnetic field that makes the electron behave like a tiny magnet in an atom. Why are most materials not magnetic? Most materials are not magnetic because their magnetic domains are arranged randomly.
What three metals tend to have magnetic properties Why are they magnetic?
Iron, cobalt, and nickel are the only three naturally occurring elements that are magnetic. These are the elements that magnets are made from. Iron magnets tend to lose their magnetic properties over time and with increased temperature. Nickel and cobalt do not lose their magnetism.
Why do some materials show magnetic properties?
The magnetism of metals and other materials are determined by the orbital and spin motions of the unpaired electrons and the way in which unpaired electrons align with each other.