Identification of Ions by Chemical and Spectroscopic Means Quiz

What flame colour is produced by lithium compounds in a flame test?

What flame colour is produced by sodium compounds in a flame test?

What flame colour is produced by potassium compounds in a flame test?

What flame colour is produced by calcium compounds in a flame test?

What flame colour is produced by copper compounds in a flame test?

Select all the metal ions that produce a white precipitate when sodium hydroxide solution is added.

Which metal hydroxide precipitate dissolves in excess sodium hydroxide solution?

What is the colour of the precipitate formed when sodium hydroxide is added to a solution containing copper(II) ions?

What is the colour of the precipitate formed when sodium hydroxide is added to a solution containing iron(II) ions?

What is the colour of the precipitate formed when sodium hydroxide is added to a solution containing iron(III) ions?

Carbonates react with dilute acids to produce which gas?

What test can be used to confirm the presence of carbon dioxide gas?

Halide ions in solution produce precipitates with silver nitrate solution in the presence of dilute nitric acid. What is the colour of the precipitate formed with chloride ions?

What is the colour of the precipitate formed when bromide ions react with silver nitrate solution in the presence of dilute nitric acid?

What is the colour of the precipitate formed when iodide ions react with silver nitrate solution in the presence of dilute nitric acid?

What is the colour of the precipitate formed when iodide ions react with silver nitrate solution in the presence of dilute nitric acid?

Sulfate ions in solution produce a white precipitate with barium chloride solution in the presence of which acid?

Which of the following are advantages of instrumental methods compared with chemical tests? Select all that apply.

Flame emission spectroscopy is used to analyse which type of ions in solution?

In flame emission spectroscopy, the sample is put into a flame and the light given out is passed through a what?

Use some of the following answers to fill in the blanks:
Spectroscope, line spectrum, concentration, metal ions

Match each metal ion to the colour of the precipitate formed when sodium hydroxide is added.