Brainiac Alkali Metals

Explosions and science from UK Sky One series Brainiac.

Duration : 0:3:16


[youtube m55kgyApYrY]

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25 Responses to Brainiac Alkali Metals

  1. TheDummbeutel says:

    see the comment by …
    see the comment by ”
    TehGreenDragon” below:

    caesium is NOT radioactive at all!

    viele Grüße an alle Chemie-Vollpfosten !!!

  2. Madsacre92 says:

    I think thats only …
    I think thats only certain isotopes of Cesium. Don’t think they would play around with so loosly if it had been radioactive.

  3. GriderTornado says:

    They used 2g of Rb …
    They used 2g of Rb but haven’t heared how many gramm they used of Cs?

  4. Bealhorm says:

    Tickle is he family …
    Tickle is he family name

    his full name is “John Tickle”

  5. ragabara says:

    My chemistry told …
    My chemistry told me this too. If you watch the Mythbusters video: Threequel Part 2, you’ll find out that reaction was nowhere as explosive as the one in this video.

    In fact, I’m supposed to write a journal on the validity of those two videos for chemistry homework. The comment you made will definitely be taken into consideration.

  6. aperson519 says:

    @mjt510 I’m pretty …
    @mjt510 I’m pretty sure that you also did lithium (due to the fact that its the least dangerous) but we were also allowed to handle potassium (at small doses of course
    )

  7. TehGreenDragon says:

    They forgot to …
    They forgot to mention something about Cesium; IT IS HIGHLY RADIOACTIVE!!!

    anyway, nice job

  8. MrTommydanaher says:

    yake the music off
    yake the music off

  9. dutymaster1 says:

    OMFG LOL awesome! :P
    OMFG LOL awesome! :P

  10. lifeindaslammer says:

    They did not …
    They did not actually use Cesium. Instead they used a stick of dynamite to simulate the effects of Cesium in water.

  11. Cubetastical says:

    Mr tickle’s real …
    Mr tickle’s real name is John?

  12. sluggo06 says:

    I miss this show on …
    I miss this show on g4, wayofthemaster is a good site to visit

  13. mjt510 says:

    We handled …
    We handled Magnesium and Calcium in science class – grade 9 academic. We may have also done Lithium, and I doubt we did Sodium, but I can’t be sure. We did see live the effects of potassium, and it didn’t react anything like the clip at the start at 33 seconds.

  14. PoliticalDestruction says:

    Too bad they …
    Too bad they couldnt have used francium :( it has like no half life lol

  15. libtechsk8er says:

    @repsajpower2000

    @repsajpower2000
    No. They are alkaline batteries, not alkali. They are filled with manganese dioxide and zinc powder.
    If you cut open a lithium battery, however, there is a pure lithium strip in there that you can use.

  16. libtechsk8er says:

    NEWS ARTICLE:
    But …

    NEWS ARTICLE:
    But what really happened? Brainiac’s Dr Bunhead claims: “Absolutely bloody nothing. The density of caesium ensured it hit the bottom of the bath like a lead weight. The sheer volume of water then drowned out the thermal shock-wave I was expecting to shatter the bath. They could not go home empty handed. So they rigged a bomb in the bottom of the bath and then blew the out of it. I must say it did look cool… [It] ate away at my conscience. But I couldn’t do anything about it.

  17. libtechsk8er says:

    @ …
    @ttttttttomjelllyman
    Okay, now show your teacher you’re even smarter by telling him to Google it and you’ll find that the video was faked.

  18. mentallyexplosive says:

    bull shit
    bull shit

  19. mentallyexplosive says:

    bring it to a pool …
    bring it to a pool party and while you drop this stuff in

  20. ttttttttomjelllyman says:

    I SAW THIS AT …
    I SAW THIS AT SCHOOL IN SCIENCE! :)

  21. TheTomman14 says:

    this is fake xO
    this is fake xO

  22. libtechsk8er says:

    Sorry to ruin your …
    Sorry to ruin your fun, but Braniac actually admitted to using dynamite in this demonstration because cesium alone was not as dramatic as what they expected.

    Google it and you will see.

  23. BoneIdle96 says:

    it’s my chemistry …
    it’s my chemistry homework to look that video and make notes to the experiments :D

  24. rhowdy says:

    Thanks for the demo …
    Thanks for the demo on K, Rb, Cs. We are covering the alkali metals in my chemistry class and i did a demo of Na and Li in water but I think the kids will get a real understanding of the increased reactivity of the alkalies farther down the group. Thanks again and please do post some more experiments.

  25. swiftlaker6 says:

    Our class has only …
    Our class has only done Sodium, Lithium and Potassium, but only like 1 gram.