NaCl

Which reagent is used as the titrant in Volhard’s method?

• Ammonium thiocyanate

• Silver nitrate

• Nitric acid

• Ferric nitrate

• Sodium thiosulfate

In Volhard’s method, what is used as an indicator for the end point?

• Iodine

• Dithizone

• Potassium chromate

• Bromothymol blue

• Ferric ammonium sulfate

What is the function of ferric ammonium sulfate in the titration?

• To react with excess silver nitrate

• To indicate the presence of chloride ions

• To change color of silver chloride precipitate

• To form a soluble colored complex with excess thiocyanate

• To act as a catalyst in the reaction

Which ion is precipitated as silver chloride in Volhard’s method?

• Sodium ion

• Chloride ion

• Nitrate ion

• Sulfate ion

• Thiocyanate ion

What is the typical endpoint color change observed in the Volhard's method?

• From blue to colorless

• From red to blue

• From pink to colorless

• From green to yellow

• From colorless to red-brown