The name of which chemical element of group 1 was discovered in 1817 from the Greek word meaning stone?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Lithium.
- Lithium, a chemical element of group 1, was discovered in 1817 from the Greek word meaning stone.
- Lithium is a chemical element with the symbol Li and atomic number 3.
- It is a soft, silvery-white metal and belongs to Group 1 (alkali metals) on the periodic table.
- Lithium metal is commonly extracted through electrolysis of a molten mixture of lithium chloride and potassium chloride.
- As a naturally occurring element, lithium is widely used in various fields, including medicine, where lithium compounds are prescribed to manage certain mental health conditions, such as bipolar disorder.