1. Monday, January 26th, 2015 HW: Finish Semester 1 Review Packet
Objective: WE will review information pertaining to Semester 1 to obtain a mastery of 80% of higher.
Catalyst: What happens to electronegativity across a period? Please explain in terms of Columbic attraction.
Classroom expectations:
Wear Kenwood ID.
Cell phones, music players, and headphones are put away.
Food is disposed of or put away.
Dressed appropriately.
Notebook is out and you are ready for today’s class.
***Table of Contents
1/ Week 19 Catalyst Chart
1/ Ionic Compounds Station Work
1/ Semester 1 Review Packet (do not staple yet)

2. Monday, January 26th, 2015 HW: Study for final exam
Objective: WE will review information pertaining to Semester 1 to obtain a mastery of 80% of higher.
Catalyst: What happens to electronegativity across a period? Please explain in terms of Columbic attraction.
Classroom expectations:
Wear Kenwood ID.
Cell phones, music players, and headphones are put away.
Food is disposed of or put away.
Dressed appropriately.
Notebook is out and you are ready for today’s class.
***Table of Contents
1/ Week 19 Catalyst Chart
1/ Ionic Compounds Practice Wkst
1/ Semester 1 Review Packet (do not staple yet)

3. Agenda Catalyst/Homework Check Announcements Homework Questions?
Overview of Semester Final
Review Day 2 Overview
Day 2 Review

4. Announcements Tutoring for final exam:
TODAY until 4:45 (Units 3-5 ONLY)
Review packet will be collected day of your exam!!!
Bathroom pass collection DAY OF FINAL
Notebook check will occur the DAY AFTER you take the final
Exception: 1st period will have their notebook check on Wednesday

5. Semester Exams
0 days left!!!

6. Exam Schedule

7. Homework Questions?

8. Semester 1 Final Exam 60 multiple choice questions
Covers entire semester
Unit 1
Unit 2
Unit 3
Unit 4
Unit 5 (Ionic Compounds ONLY)
Worth 10% of final grade

9. Semester 1 Final Exam 60 multiple choice questions
Covers entire semester
Unit 1
Unit 2
Unit 3
Unit 4
Unit 5 (Ionic Compounds ONLY)
Worth 5% of final grade

10. What will UNIT 1 cover? Unit 1: Matter Significant Figures
States of Matter and Phase Changes

11. What will UNIT 2 cover? Unit 2: Energy and Heat
Specific Heat (calculations included)
Endothermic vs Exothermic Systems
Phase Diagram Interpretation

12. What will UNIT 3 cover? Unit 3: Atomic Structure Structure of the Atom
Using periodic table to determine subatomic particles
Isotopes
Bohr Model
Valence Electrons
Mole Calculations

13. What will UNIT 4 cover? Unit 4: Periodic Table Groups/Families
Electron Configuration
Periodic Trends
Atomic Size
Electronegativity
Ionization Energy
Graph Interpretations

14. What will UNIT 5 cover? Unit 5 (Part 1): Bonding Ions Ionic Bonding
Naming
Lewis Dot Diagrams
Formula Writing

15. Whiteboard Problems ONLY write on board when answering a question
ONLY write the answer to the question
Therefore….no doodling!!! No twitter names, etc.
Whiteboard will be taken and you will receive NO participation points for today.

16. Unit 1
Round 385 to two significant figures.
Answer: 390

17. Unit 1
Round to one significant figure.
Answer: 0.01

18. Unit 1 How could you make the number 42 have four significant figures?
Answer: 42.00

19. Unit 1
Calculate with the correct number of significant figures: 23.2 x 0.33 = ?
Answer: 7.7

20. Unit 1
Calculate with the correct number of significant figures: / 0.8 = ?
Answer: 60

21. Unit 1
How many significant figures can we measure in the equipment below?
Answer: 3

22. Unit 1 How much liquid is in the container in the diagram?
Answer: 30.0 mL

23. Answer: solid, liquid, gas
Unit 1
Rank the states of matter from least to most atomic movement.
Answer: solid, liquid, gas

24. Unit 1
Which state of matter does not have a fixed volume and takes the shape of its container?
Answer: Gas

25. Unit 1 Sublimation is a change from _________ to __________.
Answer: Solid to Gas

26. Unit 1 Which phase change occurs when gas changes to liquid?
Answer: Condensation

27. Unit 2
Asphalt has a specific heat of 0.92 J/g0C. Concrete has a specific heat of 0.88 J/g0C. Which would heat up the fastest on a 250C day and why?
Answer: Concrete, because it requires less energy to raise the temperature by 10C.

28. Unit 2
Calculate the mass of a sample of water that requires 1,200 J of heat energy to raise the temperature from 250C to 420C.
Answer: 17 g

29. Unit 2
Calculate the change in temperature if 4.2 grams of water loses 725 J of heat energy.
Answer:
- 410 C

30. Unit 2
If the system is an ice cube, and the surroundings is your hand, would an endothermic or exothermic, and why?
Answer: Endothermic, because the ice cube is absorbing heat from the surroundings.

31. Unit 3
What are the charges on each subatomic particle (proton, neutron, electron)?
Answer: Proton +
Neutron = neutral
Electron -

32. Unit 3
Answer: Protons and neutrons in the nucleus contribute to the mass. Electrons are so small that their mass is neglible.
Do all of the subatomic particles contribute to an atom’s atomic mass? Why or why not?

33. Answer: Atomic Number: Protons and Electrons, Mass: protons & neutrons
Unit 3
In a neutral atom, the atomic number tells us the number of ___________ the atomic mass tells us the number of ______________.

34. Unit 3 Which element has the most neutrons: Cobalt or Nickel? Answer:

35. Unit 3
If two atoms have the same number of protons and same number of electrons, but different numbers of neutrons they are called _________ of one another.
Answer:
Isotopes

36. Unit 3
If two atoms have the same number of protons and same number of neutrons, but different numbers of electrons they are called _________ of one another.
Answer:
Ions

37. A & B are Isotopes; A & C are Ions
Answer:
A & B are Isotopes; A & C are Ions
Unit 3
Atom
# Proton
# Electrons
# Neutrons A 11 12 B 13 C 10
In the table above, which two atoms are isotopes? Which two are ions?

38. Unit 3 What is one of the weaknesses of the Bohr model? Answer:
Electrons are not found in fixed locations, in rings around the nucleus, and instead are constantly moving in orbitals.
What is one of the weaknesses of the Bohr model?

39. Unit 4 In the Bohr model, how many electrons can fit in each shell?
Answer:
1st: 2
2nd: 8
3rd: 18
4th: 32

40. Unit 3
How many valence electrons are in Astatine?
Answer: 7

41. Unit 3
How many grams are in 4.1 moles of Xenon?
Answer: 54 grams

42. Unit 3 How many many moles are in 1.22 x 1025 atoms of Strontium?
Answer:
20.3 moles

43. Unit 3 What is the mass of 5.6 x 1025 molecules of ammonia? Answer:
1,600 g

44. Unit 3 How many atoms are in 360 grams of Bromine? Answer:
2.7 x 1024 atoms

45. Unit 3 How many moles are in 421 grams of sodium chloride? Answer:

46. Unit 3 What is the mass of 1.8 moles of lithium bromide? Answer:
160 grams

47. Unit 4 Give three examples of Alkaline Earth metals. Answer:
Be, Mg, Ca, Sr, Ba, Ra

48. Unit 4
Give three examples of Halogens.
Answer:
F, Cl, Br, I, At

49. Unit 4
What block are the Alkali Metals found in?
Answer:
s-block

50. Unit 4
What block are the Transition Metals found in?
Answer:
d-block

51. Unit 4
What block are the Noble Gases found in?
Answer:
p-block

52. Unit 4 What is the electron configuration for Silicon? Answer:
1s22s22s63s23p2

53. Unit 4 What is the electron configuration for Nickel? Answer:
1s22s22p63s23p64s23d8

54. Unit 4 What is the electron configuration for Zirconium? Answer:
1s22s22p63s23p64s23d104p65s24d2

55. Unit 4
Draw the orbital filling diagram for Sodium.
Answer:

56. Unit 4
Draw the orbital filling diagram for Argon.
Answer:

57. Oxygen, Selenium, Potassium
Unit 4
Rank the following elements from SMALLEST to LARGEST atomic radius: Selenium, Oxygen, Potassium.
Answer:
Oxygen, Selenium, Potassium

58. Potassium, Selenium, Oxygen
Unit 4
Rank the following elements from SMALLEST to LARGEST ionization energy: Selenium, Oxygen, Potassium.
Answer:
Potassium, Selenium, Oxygen

59. Potassium, Selenium, Oxygen
Unit 4
Rank the following elements from SMALLEST to LARGEST electronegativity: Selenium, Oxygen, Potassium.
Answer:
Potassium, Selenium, Oxygen

60. Atomic radius decreases because Coulombic attraction increases.
Unit 4
What is the trend in atomic radius across a period, and why?
Answer:
Atomic radius decreases because Coulombic attraction increases.