Understanding Precipitation Reactions and Silver Chemistry

What is the primary reason silver has been historically valued?

• Its color

• Its rarity

• Its ability to ward off evil

• Its electrical conductivity

What type of chemical reactions are responsible for the formation of geological deposits?

• Combustion reactions

• Precipitation reactions

• Redox reactions

• Acid-base reactions

Tags

NGSS.HS-ESS2-5

What does solubility refer to in the context of precipitation reactions?

• The electrical conductivity of a substance

• The ability of a substance to form crystals

• The ability of a substance to react with acids

• The ability of a substance to dissolve in water

What results from mixing silver nitrate with sodium chloride?

• Silver chloride and sodium nitrate

• Chlorine gas

• Silver sulfate

• Sodium silverate

Which ions do not participate directly in the reaction between silver nitrate and sodium chloride?

• Silver and nitrate ions

• Chloride and sodium ions

• Nitrate and sodium ions

• Silver and chloride ions

What is the form of silver after reacting silver nitrate with sodium chloride?

• Pure silver

• Silver oxide

• Silver chloride

• Silver nitrate

Tags

NGSS.MS-PS1-2

What is the historical significance of the troy ounce in measuring precious metals?

• It was used by the Greeks for trading silver

• It is derived from the Roman system for measuring bronze

• It was introduced in the medieval period for gold transactions

• It was created during the Renaissance for art transactions

What is the next step after forming silver chloride to obtain pure silver?

• An acid-base reaction

• A redox reaction

• A precipitation reaction

• A combustion reaction

Why is silver considered to have medical applications?

• It can change color when exposed to bacteria

• It is rare and valuable

• It is not toxic to humans but toxic to microbes

• Its color is soothing

How much sodium chloride is needed to precipitate one troy ounce of silver from silver nitrate solution?

• 16.8 grams

• 107.868 grams

• 31.1 grams

• 58.45 grams