Environmental Chemistry II (Water)

Chemistry, SSC-KPK Class 10. This chapter is split into 43 topics and has 950 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Water cycle in nature (Fig 15.1) 21 questions
2. Agricultural wastes 20 questions
3. Electrolysis and gas volume calculations 22 questions
4. Nutrient pollution and eutrophication 22 questions
5. Importance of water 21 questions
6. Specific heat calculations 23 questions
7. Polarity and solvent action of water 23 questions
8. Hydrogen bonding and Group VIA hydrides 23 questions
9. Physical state, melting point and boiling point of water 21 questions
10. Household waste and waste water (grey water) 20 questions
11. Disadvantages of hard water 22 questions
12. Heat capacity and specific heat of water 24 questions
13. Chemical contamination of water 26 questions
14. Industrial wastes as water pollutants 20 questions
15. Permanent hardness and its removal 21 questions
16. Calculations on reactions of water 23 questions
17. Untreated sewage (black water) 21 questions
18. Composition of water and Hofmann voltameter 21 questions
19. Review of properties and occurrence of water 23 questions
20. Composition of water by mass 24 questions
21. Treatment of water for drinking (STS box) 21 questions
22. Water reservoir calculations 20 questions
23. Reaction of water with non-metals 21 questions
24. Dielectric constant of water 23 questions
25. Reaction of steam with metals 22 questions
26. Density of water and anomalous behaviour 23 questions
27. Water pollution and pollutants 23 questions
28. Density and expansion calculations 22 questions
29. Latent heat of fusion and vaporization 22 questions
30. Equations of water reactions: prediction and balancing 25 questions
31. Solid waste and leachate 21 questions
32. Chlorine in swimming pools (STS) 23 questions
33. Temporary hardness and its removal 22 questions
34. Reaction of water with oxides and hydrolysis 24 questions
35. Soap and hard water (STS box) 22 questions
36. Review of water pollutants, sources and effects 23 questions
37. Occurrence of water and its reservoirs 21 questions
38. Thermal stability and cold-water reactions with metals 24 questions
39. Soft water and hard water 21 questions
40. Water borne diseases and their causes 20 questions
41. Calculations on hardness and its removal 23 questions
42. Thermal water pollution 20 questions
43. Latent heat calculations 23 questions