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