Chemistry 1st 9 weeks Study Sheet

1. List at least 3 Lab Safety rules.

2. Which lab glassware is the mast accurate?

3. What is the purpose of a Safety Data Sheet?

4. What is the SI unit for mass, time, and length?

5. What is the proper usage procedures when using acids?

6. What is meant by scientific collaboration?

7. Know how to do number of atoms, molar mass, and Percentage composition.

8. What group has a complete s and p orbitals filled in the outermost shell? Also, is the reactivity of that group high or low?

9. Know the periodic trends stated in class.

10. What is the difference between an element, compound, and mixture?

11. What is the difference between the following phase changes: Condensation and Evaporation

12. What is the difference between accuracy and precision?

13. What is a meniscus and what is it used to determine?

14. What Lab apparatus (that has a lid) is used to heat material?

15. What Lab apparatus is best used to accurately measure a liquid volume of 56 mL?

16. What does Bohr’s Atomic Model represent?

17. Who invented the Periodic Table?

18. Know everything from the Atomic History timeline.

19. Know how to construct an alpha and beta radiation decay equation.

20. What are the charges of an alpha and beta decay?

21. What is the difference between an isotope and an ion?

22. Be able to determine the P, E, and N and the charge of an Isotope?

23. Determine the number of protons, electrons, and neutrons of isotope Po-211. (Atomic number is 84)

24. What is the name of a positive and negative ion?

25. Where are the three sub-particles of an atom located?

26. What are the sub-particles charges and the mass of each? 27. Know how to determine the average atomic mass of an Isotope.

28. Know the period and group location of each element per the periodic table.

29. Transition metals sublevel (s, p, d, or f) _____ is filled up with electrons.

30. What is the difference between a Mass number and the Atomic mass?

31. What group does Halogens most often reactive with? Why?

32. What is the structural difference between a solid and a liquid?

33. List at least three Chemical properties of elements.

34. How is the valence electron number determined?

35. What is the charge of the following groups: Alkaline Earth Metal, Halogen, and Alkali metals

36. Electronegativity ______as you go across a period.

37. What is Atomic Radius? How does the Atomic Radius change as you go down a group on the Periodic table?

38. ______is a method that can separate an ink mixture.

39. Know the Separation of Physical Change methods?

40. What are three properties of most metals?

41. Convert 20o C to K.

42. Convert 27 g to kg.

43. Determine the percent error of the following situation: Student is 25.2g and Literature is 25.8g

44. What is the Electronic configuration of Neon (atomic mass is 20 and atomic number is 10)?

45. Know how to make a Bohr Atomic Model and Quantum model.

46. Calculate the days it would take for 200g of I-131 to decay to 6.25 g if its half-life is 3.1 days?

47. Know the difference between a neutral atom, a charged particle, and a valence electron? Which ones effect the Bohr Atomic Model and Electron Configuration?