| Quiz | Identification of common gases, flame tests and flame emission spectroscopy |
|---|---|
| Name | |
| Result | PASSED |
| Score | 23 / 23 (100%) |
| Passing score | 18.4 |
| Quiz took | 4 min 54 sec |
| Quiz finished at | 2025-03-18 14:04:55 |
Chlorine
To identify a substance, you can excite its electrons by placing the substance in a flame. This is known as
What colour flames do sodium ions produce?
Which of the following is NOT an advantage of using machines over manual testing?
Limewater is an aqueous solution of
What colour flames do potassium ions produce?
Spectroscopes detect different wavelengths of light to produce
When looking at half equations, it is important to ensure that
When electrons drop back to their original energy levels, they
Before carrying out a flame test, your bunsen burner should have a flame with
Oxygen gas
A flame test is carried out using a platinum wire loop dipped in
Which gas causes a lit splint to produce a squeaky pop?
What colour flames do lithium ions produce?
Which gas relights glowing splint?
The combination of wavelengths emitted by an ion depends on its charge and
Which gas bubbles through limewater, turning it cloudy?
What colour flames do calcium ions produce?
A flame test is carried out using a
What colour flames do copper ions produce?
Hydrogen gas
Which substance bleaches damp litmus paper, making it go white?
The intensity of the spectrum depends on