Mercury Bell - Periodic Table of Videos

TL;DR

A chemist creates a unique Mercury Bell by casting solid Mercury into a mold, showcasing its surprising properties.

Transcript

I don't know how long it will last of course in the air and normally I have it in dry ice um and I mean it's heit capacity is quite big so so we've come to London right away from Nottingham to have a look at something here at University College one of the chemists here Andrea Cella told me that they had something really quite exciting to show us th... Read More

Key Insights

• 💁 Mercury can exist in solid form, which was discovered in the 19th century.
• 🥶 Cooling the mold with dry ice and acetone is a gentler method than using liquid nitrogen.
• 🇲🇩 Removing the Mercury Bell from the mold required using a chisel to break the mold.
• 😶‍🌫️ Mercury is softer than expected, leading to a lack of loud ringing when the Bell is struck.
• 🍧 Despite not having a practical purpose, the Mercury Bell is a visually appealing object.
• ❓ The casting of a Mercury Bell is a rare and unconventional experiment.
• 😘 Mercury solidifies at a low temperature and has unique physical properties.

Questions & Answers

Q: How did Martin cool the mold for casting the Mercury Bell?

Martin initially attempted to use liquid nitrogen but switched to dry ice and acetone, as the mold cracked with liquid nitrogen. He let the mold cool for an hour in the dry ice and acetone mixture.

Q: How did Martin remove the Mercury Bell from the mold?

Since the Bell got stuck in the mold, Martin had to break the mold using a chisel to release the Bell. This process resulted in a one-of-a-kind Bell.

Q: Does the Mercury Bell ring loudly?

No, the Bell doesn't ring loudly because Mercury is softer than expected. Dropping the Bell can easily dent it. However, despite not ringing loudly, it is still a beautiful object.

Q: Was there a specific scientific purpose for creating the Mercury Bell?

No, Martin created the Bell purely for fun and to attempt something unique that hadn't been done before. It was a semi-impossible experiment to showcase the properties of Mercury.

Summary & Key Takeaways

• The chemist, Martin, creates a mold for a Mercury Bell and cools it using dry ice and acetone.

• While removing the Bell from the mold is challenging, it eventually succeeds with the use of a chisel.

• The resulting Mercury Bell is heavy and not perfect, but it showcases the softness and unique properties of Mercury.