Analytical Chemistry – Online MCQs – Chemistry 10th

1. The error caused by improper functioning of an instrument is:

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

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

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

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

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

7. Spectroscopy is the interaction of light with:

8. The Gas is a mobile phase in:

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

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

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

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

13. Infrared spectroscopy is an analytical technique introduced in:

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

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

16. It deals with the identification of elements.

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

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

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

(i)   volumetric, analysis

(ii)   gravimetric analysis

(iii)   combustion analysis

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