Online MCQs – Analytical Chemistry – Chemistry 10th

1. The ordinary IR region extends from 2.5 pm (wavelength) to:

2. It is also known as vibrational spectroscopy.

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

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

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

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

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

8. An indeterminate error caused by variations of the procedure, environmental factors and limitations of instrumentation.

9. Infrared spectroscopy is an analytical technique introduced in:

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

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

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

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

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

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

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

17. It deals with the identification of elements.

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

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

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