Li: meaning, definitions and examples
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Li
[lɪ ]
Definition
Context #1 | Noun
chemical element
Li is the chemical symbol for lithium, a soft, silvery-white metal that is the lightest metal and the least dense solid element. It is highly reactive and flammable, and it must be stored in mineral oil or an inert atmosphere to prevent it from reacting with moisture and oxygen in the air.
Synonyms
Examples of usage
- Lithium batteries are commonly used in portable electronics.
- The psychiatrist prescribed lithium for her bipolar disorder.
- Lithium is commonly found in igneous rocks.
Interesting Facts
Etymology
- The name comes from the Greek word 'lithos', which means 'stone'.
- It was first discovered by Swedish chemist Johan August Arfwedson in 1817 while he was looking at a mineral called petalite.
Science
- Li is the lightest metal and even lighter than water!
- It has a remarkable ability to form alloys, making it valuable in creating strong materials.
- The element is known for its reactivity, especially when it comes in contact with water, producing hydrogen gas.
Technology
- Lithium-ion batteries, which contain this metal, power everything from smartphones to electric cars.
- The demand for Li surged due to the rise of renewable energy technologies and electric vehicles.
Health
- Li compounds have been used in psychiatric medicine for treating mood disorders, especially bipolar disorder.
- This element plays a role in stabilizing mood by affecting neurotransmitters in the brain.
Cultural Impact
- Li has been referenced in popular music, with songs discussing themes of energy and innovation associated with batteries.
- In modern culture, the rise of electric vehicles has made this element a focal point in discussions about sustainability.