| Quiz | Identification of common gases, flame tests and flame emission spectroscopy |
|---|---|
| Name | |
| Result | PASSED |
| Score | 22 / 23 (95.7%) |
| Passing score | 18.4 |
| Quiz took | 15 min 43 sec |
| Quiz finished at | 2025-03-11 18:31:56 |
A flame test is carried out using a
What colour flames do potassium ions produce?
The combination of wavelengths emitted by an ion depends on its charge and
When electrons drop back to their original energy levels, they
Before carrying out a flame test, your bunsen burner should have a flame with
Spectroscopes detect different wavelengths of light to produce
The intensity of the spectrum depends on
What colour flames do calcium ions produce?
Oxygen gas
Which of the following is NOT an advantage of using machines over manual testing?
Which gas bubbles through limewater, turning it cloudy?
What colour flames do lithium ions produce?
What colour flames do copper ions produce?
To identify a substance, you can excite its electrons by placing the substance in a flame. This is known as
Which gas causes a lit splint to produce a squeaky pop?
Which substance bleaches damp litmus paper, making it go white?
Which gas relights glowing splint?
What colour flames do sodium ions produce?
Limewater is an aqueous solution of
Chlorine
When looking at half equations, it is important to ensure that
Hydrogen gas
A flame test is carried out using a platinum wire loop dipped in