Online MCQs – Analytical Chemistry – Chemistry 10th

1. It is used to assess the concentration or amount of a given atomic, molecular or ionic chemical.

2. Infrared spectroscopy is an analytical technique introduced in:

3. it is used for specification of functional groups in food products, polymers and industries.

4. The sample may be solid, liquid, gas or a __________ in qualitative analysis.

5. It is a measurable factor or boundary which define the performance and quality of analytical methods.

6. It deals with the identification of elements.

7. Chemical reactions such as precipitation, oxidation or neutralization and measured by:
(i) volumetric, analysis
(ii) gravimetric analysis
(iii) combustion analysis

8. They are also known as electronic spectroscopy.
(i) Ultraviolet spectroscopy
(ii) infrared spectroscopy
(iii) Visible spectroscopy

9. It is a technique used in analytical chemistry for the separation of volatile compounds.

10. It is not dependent on precisions.

11. The Gas is a mobile phase in:

12. It is the modern analytical technique which is used for the separation of compounds.

13. The physical methods used to measure physical properties are called:

14. It is an effective tool for quality control in different industries.

15. Flame test of copper halide with bluish-green colour identity the presence of:

16. It is the repeatability of a result and is known as the degree of exactness.

17. In acid?base titration if burette is not properly cleaned or rinsed will cause:

18. The identification of elements, ions or compounds present in a sample is called:

19. Interaction of matter with radiation energy as a function of wavelength or frequency is called:

20. It is a method used in electro-analytical chemistry to find the concentration of solute in solution.