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Comprehensive Lab Safety and Chemistry Fundamentals

This resource provides a thorough exploration of lab safety protocols, including the identification and use of safety equipment, appropriate handling of chemicals, and a review of atomic structure and chemical reactions. It covers essential aspects such as safety symbols, equipment for fire emergencies, proper microscope handling, and procedures for cleaning broken glass. Additionally, the content delves into chemistry topics like subatomic particles, atomic models, the periodic table, bonding, and balancing chemical equations. Ideal for students and educators in a science setting.

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Comprehensive Lab Safety and Chemistry Fundamentals

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  1. Warm ups

  2. 1/8/14 • Label each piece of safety equipment and explain what it is used for.

  3. 1/9/14 • Label each safety symbol

  4. 1/10/14 • Label each safety symbol

  5. 1/13/14 • Label each safety symbol

  6. 1/14/14 • How do you properly carry a microscope? • What is the proper procedure to clean broken glass? • What 2 pieces of safety equipment are used to put out fires in the lab? • What is the correct way to inhale fumes in the lab?

  7. 1/15/14 • What is the building block of all matter? • What are the 3 subatomic particles? • What are their charges?

  8. 1/16/14 D

  9. 1/17/14 A • ______Bohr Model • ______Cloud Model • ______Universal Model B C

  10. 1/21/14 • How many electrons fit on each of the 3 first levels? • 1. • 2. • 3. • What is the mass of a proton and a neutron?

  11. 1/22/14 A B C D

  12. 1/23/14 • What does the atomic number mean? • What does the atomic mass mean?

  13. 1/24/14 • Draw a bohr model of Carbon • Draw a bohr model of hydrogen

  14. 1/27/14 • Draw a bohr model of nitrogen • Draw a bohr model of oxygen

  15. 1/28/14 • If an element has 12 electrons and its atomic mass is 25, how many neutrons and protons does it have, and what is its atomic number? • If an element has 20 neutrons and 11 electrons, what is its atomic mass and atomic number, and how many protons does it have?

  16. 1/29/2014 • What is the periodic table arranged by? • What increases as you move from left to right across the periodic table?

  17. 1/30/2014 • Which direction do periods run on the periodic table? • Which direction do groups run on the periodic table?

  18. 1/31/2014 • What do elements of the same group have in common? • What do elements of the same period have in common? • Which group is the most stable, and which is the most unstable.

  19. 2/3/2014 • What part of an atom determines an atoms electronegativity (its charge)? • What is the main reason atoms want to bond with each other? • How many valence electrons does each group have, groups:1,2, 13, 14, 15, 16, 17, 18.

  20. 2/4/2014 • LABEL EACH PART OF THE PERIODIC TABLE E D A C B

  21. 2/5/2014 • Who is considered the father of the periodic table? • What is the purpose of the zig-zag line on the periodic table?

  22. 2/6/2014 • Name the element? • 2 valence electrons and 4 energy levels • 5 valence electrons and 2 energy levels • 8 valence electrons and 6 energy levels

  23. 2/7/2014 • Name the atoms?

  24. 2/10/2014 • Name the atoms

  25. 2/11/2014 • Find the misfit? • He, Ne, Ar, Kr, F, Xe, Rn • Li, C, N, F, Br, Be, B, F • Be, Mg, Ca, Ba, K, Sr, Ra

  26. 2/12/2014 • City Girls Love Their Phones • What do the first letters stand for when determining if a chemical reaction has occurred?

  27. 2/12/2014 • How many molecules of water are present? • How many atoms of hydrogen are there? • How many atoms of Oxygen are there?

  28. 2/13/2014 • 4NaCl • How many molecules are there? • How many atoms of Sodium? • How many atoms of Chloride?

  29. 2/17/2014 • What is the entire equation below called? • What is the left side of the equation called? • What is the right side of the equation called?

  30. 2/18/2014 • What is the 6 in front of carbon dioxide known as? • What is the 2 behind carbon dioxide known as? • What does the arrow stand for?

  31. 2/19/2014 • _____ H2 + _____ O2 _____ H2O • Balance

  32. 2/20/2014 • _____ S8 + _____ O2 _____ SO3 • Balance

  33. 2/21/2014 • _____ Zn + _____ HCl _____ ZnCl2 + _____ H2 • Balance

  34. 2/24/2014 If all the reactants in a chemical reaction are completely used, which of the following statements accurately describes the relationship between the reactants and the products? • F The products must have a different physical state than the reactants. • G The total mass of the reactants must equal the total mass of the products. • H The reactants must contain more complex molecules than the products do. • J The density of the reactants must equal the density of the products. • What law do we need to know to answer the above question?

  35. 2/27/2014 • _____ Fe + _____ O2 _____ Fe2O3

  36. 3/3/2014 • _____ K + _____ Br2 _____ KBr

  37. 3/4/2014 • _____ P4 + _____ O2 _____ P2O5

  38. 3/5/2013 • _____ C7H6O2 + _____ O2 _____ CO2 + _____ H2O

  39. 3-17-14 • ________ is a distance traveled over time • ________ is a distance traveled over time in a direction • ________ is a change in velocity or direction

  40. 3-18-14 • Write down the equations for: • Speed • Velocity • Acceleration

  41. 3-19-14 • What is the average velocity for each of the 3 sections of this graph (A-B), (B-C), (C-D)? • Did this object ever accelerate?

  42. 3-20-14 • What is the average velocity of the below graph? • Did this object ever accelerate?

  43. 3-21-14 • If a car travels 400m in 20 seconds how fast is it going? • How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1 m/s? • How far can your little brother get if he can travel at 2.5 m/s and in 5 seconds you will discover that his squirt gun has run out of paint?

  44. 3/24 • What force pulls objects to the center of the earth? • If person on the left is pushing with 10N of force and person on right is pushing with 3N of force which direction and what force will the box move?

  45. 3/25 • What is the equation for Force? • What is the equation for Mass? • What is the equation for Acceleration • Fill in with F, M, A

  46. 3/26 • What are Newton’s 3 laws of motion? • 1. • 2. • 3. • What is the force of gravity?

  47. 3/27 • How much force is needed to accelerate a 66 kg skier at 2 m/sec2? • What is the force on a 1000 kg elevator that is falling freely at 9.8 m/sec2?

  48. 3/28 • What is the acceleration of a 50 kg object pushed with a force of 500 newtons? • A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?

  49. 3/31 • What causes our day and night? • What causes our seasons? • What is the tilt of the earth (how many degrees)?

  50. 4/1 • Which direction does the earth revolve around the sun? • Name the eclipses?

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