Analytical Chemistry – Online MCQs – Chemistry 10th

1. The degree of agreement between replicate measurements of the same quantity.

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

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

4. The analytical chemistry consists of _______ main types of analysis.

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

6. The wavelength range of ultraviolet and visible spectroscopy is:

7. Used in the analysis of pollutants in water, pharmaceutical and drugs, quality control in the food industry and clinical chemistry.

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

9. Formation of the white precipitate by adding silver nitrate (AgNO₃) in dilute nitric acid (HNO₃) indicates the presence of:

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

11. The Gas is a mobile phase in:

12. Chemical reactions such as precipitation, oxidation or neutralization and measured by:

(i)   volumetric, analysis

(ii)   gravimetric analysis

(iii)   combustion analysis

13. Analysis deals with the identification of the presence of functional groups in compounds is:

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

15. The determination of how much amount or quantity of one or more substances present in a compound or sample is called:

16. Electromagnetic radiations lower in energy than visible radiations are called:

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

18. It deals with the identification of elements.

19. Infrared spectroscopy is an analytical technique introduced in:

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