Holmium - Periodic Table of Videos

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Uploaded by on Jul 15, 2008

Holmium, element number 67, is the king of magnetism. Videos about all the elements at http://www.periodicvideos.com/

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  • should've shown a bit of holminium and just how magnetic it was. Also knowing all the possible uses of super-strong magnets, what is the origin of holmnium and how much supply is there?

  • I concur - let's see some super-magnetism!

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  • Really useful, thanks:)

  • @enzyme20056 a diamagnetic substance generates a magnetic field in the presence of an external magnetic field that causes repulsion of the substance, paramagnetism is an attractant response. both para and diamagnetic substances will not retain an intrinsic magnetic field when the external field is removed.

    Water in the presence of extremely powerful magnetic fields will be attracted to the source of the field,

    google magnatars and the lethality of close proximity to a strong magnetic field.

  • @gordongate i thought water was diamagnetic

  • @fightthepurple Thanks! Got it! and now it makes sense!

  • @dwip57

    Normally in compounds, atoms join together by sharing / giving / taking e- to form a whole outer shell (e- live in shells around the nucleus.) Normally they hang out in pairs.

    When you have some e- in an atom in a compound which are not involved in bonding, just floating around, they are called unpaired electrons. They cause a small charge on the atom which builds up when you have trillions of them to form a noticeable magnetic field.

  • @douro20 - Thanks.

  • @Drag0nfoxx

    Yes, after the Latin word "holmia"

  • For not so smart people like me, would you please explain what unpaired e- are?

  • no it isnt, its para magnetic.

    it will be affected by a very strong magnetic force but will not retain any magnetism itself.

    lots of substances demonstrate para magnetism. water is one of them.

    MRI scanners work because of  paramagnetism.

  • oxygen is magnetic:)

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