Online MCQs – Analytical Chemistry – Chemistry 10th

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

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

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

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

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

6. The Gas is a mobile phase in:

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

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

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

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

11. It is not dependent on precisions.

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

13. It deals with the identification of elements.

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

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

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

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

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

19. It is also known as vibrational spectroscopy.

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