Science Quiz (Chemistry)-6

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ప్రాంజలి 

సర్వేజనా సుఖినోభవంతు

1. What is the popular name of Carbon dioxide?

2. Does Avogadro's Hypothesis Applicable to solids only or gasses only?

3. Does sulphar has allotropic forms

4. Which chemical is there in Tabocco?

5. who is the father of modern Chemistry?

6. Which is the common element found both in Nichrome and German silver?

7. When was zinc discovered?

8. Which chemical manure  is found every where in chile?

9. Why copper is added to gold?

10. Which element is seen first in periodic table of elements?

11. What is the Chemical name for marble?

12. Which iron are is used for production of iron in large scale?

13. Which is the gas that do not contain oxygen?

14. What is the chemical name for salt petre?

15. Which acid is there in ants?

16. Which metal is mostly used?

17. What is a catalyst?

18. Which is the scientific name for soda Water?

19. Which chemical scientist showed the insecticide properties of  DDT?

20. What is the chemical name for heavy water used in atomic power plants?

21. Even in pure gold there shell be a small quantity of a metal.  Which is that metal?

22. Which is the drug found in cola drinks?

23. Which is the most white chemical?

24. Which acid is sued in production of  terylene?

25. Which acid is there in tomato sauce?

26. Which acid is called oil of vitriol?

27. Which material is there in stainless steel at least about 15% or still more?

28. Which metal is available in abundance in earth's crust?

29. From which ore aluminium is extracted?

30. in Which form natural diamond would be?

31. What is the chemical name for dymanite?

32. Which steel is used to manufacture blade?

33. What are the constituents of kerosene?

34. What is Hafnium?

35. Which element is named in the memory of Marie Curie?

36. What is DDT?

37.What is the color and smell of ozone?

38. Which mineral is more resistant to heat?

39. What are the two allot ropes of Phosphorus?

40. Energy can be changed from one form into another.  However, the total amount of energy does not alter. What is this law ?