300 Level Science Laboratory Technology Department exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.
Questions:
a. Complete the table below
| Element | Emission Wavelength (nm) | Flame Colour |
|---|---|---|
| Sodium (Na) | Yellow | |
| Potassium (K) | 766 | |
| 554 | Lime Green | |
| Calcium (Ca) | Orange | |
| 670 | Red |
b. List the component of optical system in flame photometer and state their function
c. Explain the first type of spectral interference
d. Discuss the maintenance of flame photometer nebulizer
