The Latin name for silver, 'argentum', is thought to derive originally from an Indo-European language, likely referring to the metal's shininess.

The correct answer is option C: Silver.

Explanation:
Argentum is the Latin name for the element silver. It is represented by the chemical symbol Ag, which is derived from the Latin word "argentum." Silver is a lustrous and white metal that has been valued for its beauty and various uses for thousands of years.

Properties of Silver:
1. Physical Properties:
- Silver has a shiny metallic appearance with a reflective surface.
- It is a soft and malleable metal, which means it can be easily hammered into thin sheets or shaped into various forms.
- The melting point of silver is 961.8 degrees Celsius, and its boiling point is 2162 degrees Celsius.
- It has a high electrical and thermal conductivity, making it useful in electrical and thermal applications.

2. Chemical Properties:
- Silver is relatively unreactive and does not corrode easily.
- It reacts slowly with sulfur and sulfur-containing compounds in the air, which is the reason behind tarnishing of silver objects over time.
- It can form various compounds, such as silver nitrate (AgNO3) and silver chloride (AgCl), which have different uses.

Uses of Silver:
1. Jewelry and Ornamental Use:
- Silver has been used for centuries to make jewelry, including rings, necklaces, bracelets, and earrings, due to its beautiful appearance and malleability.
- It is also used in the production of decorative items, such as silverware, trophies, and coins.

2. Industrial Applications:
- Silver has excellent electrical conductivity, making it useful in the production of electrical contacts, switches, and conductive coatings.
- It is used in the production of mirrors, due to its high reflectivity.
- Silver is used in photography, as silver compounds are sensitive to light and can create photographic images.

3. Medical and Healthcare Applications:
- Silver has antimicrobial properties and is used in wound dressings, creams, and ointments to prevent infections and promote healing.
- It is also used in water purification systems and medical devices.

In conclusion, Argentum is the Latin name for the element silver. Silver is a versatile and valuable metal with various uses in jewelry, industry, and healthcare.