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Is it a physical or chemical change when you take out your best silver spoons and noticed that they are very dull and have some black spots?

The dullness and black spots on your silver spoons indicate a chemical change, specifically tarnishing, which occurs when silver reacts with sulfur compounds in the air to form silver sulfide. This process alters the chemical composition of the silver, resulting in a different appearance. Although it can be reversed through polishing, the initial tarnishing is a chemical reaction.


What is the element used to make expensive forks spoons and tableware?

Silver (Ag) is the element commonly used to make expensive forks, spoons, and tableware due to its luster, malleability, and resistance to corrosion. Silverware made from sterling silver contains 92.5% silver and 7.5% metal alloy for added strength.


How did roman people use spoons and plates made of silver?

Roman people used spoons and plates made of silver for dining during special occasions or feasts. Silver utensils were a sign of wealth and status, often showcasing intricate designs and craftsmanship. They were also used in lavish banquets to impress guests and demonstrate the host's social standing.


What physical properties can you the difference the plastic spoon and wooden spoon?

Plastic spoons are usually lighter, smoother, and more resistant to moisture compared to wooden spoons. Wooden spoons are typically heavier, have a warmer feel, and are less likely to scratch or damage cookware.


What is the solubility for silver?

If you mean the metal, extremely low (people don't normally make spoons out of things that dissolve readily). If you mean a silver compound, you'd have to specify which one.