Ninhydrin Test and Reagent Preparation Quiz

What is the primary purpose of the ninhydrin test?

• To determine the concentration of glucose

• To measure the pH level of a solution

• To identify the presence of ammonia and amines

• To detect the presence of carbohydrates

In what field is ninhydrin commonly used to detect fingerprints?

• Biochemistry

• Forensic science

• Pharmacology

• Environmental science

Who discovered ninhydrin and in what year?

• Isaac Newton in 1687

• Marie Curie in 1898

• Siegfried Ruhemann in 1910

• Albert Einstein in 1921

Which solvent is not very effective for dissolving ninhydrin?

• Isopropanol

• Acetone

• Ethanol

• Butanol

What is the first step in preparing a 2% ninhydrin reagent?

• Transfer solution to a volumetric flask

• Label the storage container

• Weigh exactly 2 grams of ninhydrin

• Add solvent to the beaker