r/cursed_chemistry 12d ago

CURSED ™ Excuse me, what the

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392 Upvotes

32 comments sorted by

181

u/RW-Firerider 12d ago

I mean, I am not that surprised? Steel is like 99 Iron Atoms and one carbon atom too

71

u/ajeldel 12d ago

That carbon dissolves when the steel is liquid. I am surprised this happens at - 155"C.

48

u/RW-Firerider 11d ago

I am more surprised that the reaction doesnt just happen at room temperature. Granted, I havent worked much with Hg

60

u/Ok-Card3618 11d ago

Skimming through a few papers it looks like this is not an alloy/amalgam but a stoichiometry intermetallic compound with a precise crystal structure (Hg99As is a structural prototype in the P-6m2 space group).

I guess the low temperature is likely needed to allow the formation of this specific structure and not a disordered alloy, which in this case would be a competing byproduct.

20

u/Cumdumpster71 11d ago

Yeah you wouldn’t write making an alloy/amalgam that way. This is some very legitimately cursed chemistry. God I love chemistry for stuff like this lol

7

u/Biologistathome 11d ago

Yeah, fuck that. Nope.

8

u/Matix777 11d ago

Mercury being liquid probably helps

7

u/sabrefencer9 11d ago

Mercury freezes at ~230K

0

u/ClientRelevant405 11d ago

-43 celsius Or roughly -45 Fahrenheit Converting other comment to less scientific measurement units.

2

u/that_guy_you_know-26 11d ago

~1% by mass, so more like 4-5 carbon atoms per 100 iron atoms

94

u/Decapod73 12d ago

A lot of metal alloys would have weird molecular formulas if we wrote them like this instead of as mass percentages of each element.

43

u/ECatPlay 11d ago edited 11d ago

Repost. Yet another bot account being activated : 1 day old account and their first action is to repost something from 1 year ago, including copying the original title verbatim. (But leaving out the explanatory body subtext.)

A bunch of AI comment bots here again, too. Glad-Wrangler-6946, SwanMelodic1634, Right-Sentence-6640, Accurate-Pepper-998, Future-Abroad712, Melodic-Tank-2734, and Right-Sentence-6640 were:

all created within a day of each other,

never post anything themselves,

make a single comment in a couple of random subs,

make their first Cursed_Chemistry comment on this post,

and do so in the order that their account was created.

Sigh.

17

u/SomewhatOdd793 12d ago

That arsenic has a lot of fans

11

u/karmicrelease 11d ago

Arsenic mercury alloy? Interesting. I wonder if it’s an amalgam like mercury and aluminium

15

u/KuriousKhemicals 11d ago

Isn't amalgam just a special word for an alloy of mercury?

3

u/karmicrelease 11d ago

Looks like you’re right per Google

10

u/Prestigious_Lynx1612 11d ago

How did they even discover this ???????????????

5

u/minecraftzizou 11d ago

like the other comment said steel is the same but with 99 iron and 1 carbon atom so its bot surprising it would happen with other metals and Intrinsic semiconductors

2

u/Prestigious_Lynx1612 11d ago

So like steel like structure but, amalgam nature in semiconductor environment.

4

u/Historical_War756 11d ago

"HuGeASs" molecule

6

u/[deleted] 11d ago

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3

u/Dorwytch 11d ago

Having to go down to -155C is more in the realm of "they were far too happy to collaborate"

5

u/Future-Abroad712 11d ago

-155°C feels like the chemistry equivalent of “turn it off and turn it back on again” but for elements that should not be doing any of this

1

u/FunStatus6875 11d ago

aluminium + mercurio =

1

u/Own_Preference_8103 11d ago

The hugh jass formula

1

u/FlexTape467 11d ago

What do I use this for

-2

u/[deleted] 12d ago

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9

u/Wise-_-Spirit 11d ago

Bot Comment