Why Does Everything Decay Into Lead

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Published 2024-02-27
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive. And the vast majority of those elements wind up decaying into some version of lead eventually. But why is lead so special?

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All Comments (21)
  • @uss_04
    Everything turning into Lead is similar to Everything turning to crabs. It all comes down to Shells 07:17
  • @General12th
    Ancient Romans didn't reduce wine in lead vessels because lead acetate was amazingly sweet. (It's about as sweet as sugar, but there's less than a gram of it per liter compared to the 200+ grams per liter of regular sugar.) Instead, it's because the other vessel they could have reduced wine in was made of copper, but copper acetate tastes awful.
  • @Impossiblah
    I love that the imagine chosen for "alchemists trying to turn lead into gold" you chose was Hennig Brand boiling urine until he discovered Phosphorus
  • @detritic
    This video really feels like it needed that one extra anecdote about how Iron lies in the sweet spot between fission and fusion
  • @seniorbob2180
    "Now before we get to any magic we should start with some nuclear physics basics" That's some pretty hardcore magic.
  • @JamieElli
    I have a lump of bismuth on my shelf. Obviously with that half life it's not going to irradiate me any time soon.
  • @mikki429
    "It's still magic even if you know how it's done" - Sir Terry Pratchett
  • @davetoms1
    The Island of Stability is one of my favorite scientific predictions. I hope we discover one!
  • @Qsie
    The fact that Tin has Ten stable isotopes is pretty hilarious
  • @Michael75579
    I like the fact that "magic numbers" was originally a derisive term but is now the accepted nomenclature, similar to the journey taken by "big bang"
  • @Sirfing_Wolf
    Somebody at Scishow has gotten into a chemistry obsession recently and I’m loving it
  • @TampaCEO
    I am a software engineer with nearly no education in chemistry. I learned more from this 14 minute video than I did throughout my entire education. SUBSCRIBED!!!
  • @OrangeeDude
    I'm really enjoying all the chemistry videos lately! Keep them up :)
  • @user-pk4hn1uz1k
    Lead is such a great tool in science when you treat it with the respect that any neurotoxic chemical should be given, very underrated element IMO given all the justified fear over lead exposure now.
  • @steverempel8584
    Fun fact: Lead is one of the 7 classical metals, that have been known and in use during classical times. (There may have been more, but these 7 are the main ones.) They are: Lead, Tin, Copper, Iron, Mercury, Gold, and Silver. All these metals, except for Iron, have a very low melting point, but are fairly rare in the crust. Iron is the opposite, being super common, but high melting point.
  • @stuartaaron613
    It would be an interesting video to explain why Technetium and Promethium don't have any stable isotopes despite being lighter than Lead. Maybe a reverse magic number situation.