Online MCQs – Analytical Chemistry – Chemistry 10th

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

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

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

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

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

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

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

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

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

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

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

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

13. It deals with the identification of elements.

14. It is also known as vibrational spectroscopy.

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

16. The Gas is a mobile phase in:

17. Various parameters of validation of any analytical method are:
(i) selectivity & linearity
(ii) range & accuracy
(iii) precision & error

18. An agreement between a measured value and the accepted true value.

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

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