13 Questions
What is the purpose of adding dilute HCl in the test for sulfites?
To dissolve the white precipitate
Which of the following is NOT a common oxidising agent?
Sodium chloride
What is the colour of the solution when bromine water is added to potassium iodide?
Red-brown
What is the function of an oxidising agent in a reaction?
To allow oxidation to happen by gaining electrons
What is the purpose of the test for Fe2+?
To ensure no Fe3+ is present
What is the colour of the precipitate formed when BaCl₂ is added to a sulphite solution?
White
What is the colour of the precipitate formed when chlorine is added to a Fe(II) solution?
Red-Brown
What indicates the presence of Fe 3+ ions in a solution?
An orange-brown precipitate
What is added to the test tube to detect the presence of nitrate ions?
Iron II sulphate and concentrated sulphuric acid
What is the result of the test for nitrate ions?
A brown ring formed near the bottom of the test tube
What is the result of adding silver nitrate to a chloride solution?
A white precipitate
What is the result of adding magnesium sulfate to a carbonate solution?
A white precipitate
What is the result of adding ammonium molybdate to a phosphate solution?
A white precipitate
This quiz covers the basics of oxidation and reduction reactions, including the definitions of oxidation and reduction, oxidizing agents, and their applications. Learn about the common oxidizing agents and their uses in various reactions.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
