IIT/JEE Chemistry Practice #6: Stoichiometry/Precipitation Reactions

The video tutorial explains a stoichiometry problem involving the precipitation of silver chloride. It begins by introducing the problem and emphasizes the importance of writing and balancing the chemical equation. The tutorial then guides viewers through converting the given masses of sodium chloride and silver nitrate to moles. It identifies silver nitrate as the limiting reagent and calculates the moles of silver chloride precipitate formed. Finally, it converts the moles of precipitate back to grams to find the mass of silver chloride produced.

What is the main topic of the problem discussed in the video?

• Stoichiometry and precipitation

• Electrochemical cells

• Thermodynamics

• Acid-base reactions

Which compounds react to form silver chloride in the chemical equation?

• Sodium nitrate and silver chloride

• Sodium chloride and sodium nitrate

• Sodium chloride and silver nitrate

• Silver nitrate and sodium nitrate

What is the balanced chemical equation for the reaction described?

• AgNO3 + NaNO3 → NaCl + AgCl

• NaCl + AgNO3 → AgCl + NaNO3

• NaCl + AgCl → AgNO3 + NaNO3

• AgCl + NaNO3 → NaCl + AgNO3

How many moles of sodium chloride are present in the solution?

• 0.050 moles

• 0.340 moles

• 0.0816 moles

• 0.034 moles

What is the mass of silver chloride precipitate formed in the reaction?

• 5.87 grams

• 4.87 grams

• 6.87 grams

• 3.87 grams