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SNC 1D1 Name: _____________ Chemistry Unit Review and Study Guide Date: _____________ Vocabulary Provide a definition and/or examples for the following terms: 1. Chemistry: ________________________________________________ 2. Matter: _____________________________________________________ 3. Mass: _____________________________________________________ 4. Volume: _____________________________________________________ 5. Density: _____________________________________________________ 6. Pure Substance: ____________ or ___________; ex. ________________ 7. Mixture: two or more ________ ________________; ex. _____________ 8. Heterogeneous Mixture: contains ______________ phases; ex.___________ 9. Homogeneous Mixture: contains ____________ phases; ex. ____________ 10. Phase: a visible ______________________________________________ 11. Element: any substance found listed in the_____________ __________ Ex. ____________, ______________, _____________ Smallest particle of any element is called a(n) ____________ 12. Compound: formed from _____________________________________ Ex. ____________, ______________, _________________ Smallest particle of any compound is called a(n) ___________ 13. Atom: the smallest ___________________________________________ 14. Nucleus: located ____________________________________________; contains _______________ and _______________________ 15. Orbit: _____________________________________________________ Synonyms: _________________ _____________________ 16. Atomic number: ________________________________; symbol ______ 17. Mass number: _________________________________; symbol ______ 18. Atomic mass: __________________________________; symbol ______ 19. Isotope: ______________________________________; symbol ______ 20. Chemical symbol: used to represent _______________; ex. _________ 21. Chemical formula: used to represent ________________; ex. _________ 22. Chemical (word) equation: used to represent ______________________; ___________ (written on the left) and __________ (written on the right) ex. of a word equation ________________________________________ 23. WHMIS: ___________________________________________________ 24. MSDS: ____________________________________________________ 25. PPE: ______________________________________________________ 26. Route of Entry: ______________________________________________ 27. Chemical Salt: ________________________________Ex. ___________ 28. Catalyst: _____________________________________Ex. ___________ Physical Change and Physical Properties 1. Name and describe the 3 types of physical change; provide an example for each one: 1) _________________________________________________________ _________________________________________________________ 2) _________________________________________________________ _________________________________________________________ 3) _________________________________________________________ _________________________________________________________ 2. Physical Properties: 1) List all the ones that are specific to metals, and describe what each one means: _________________________________________________________ _________________________________________________________ 2) List the one that is specific to fluids, and describe it: _________________________________________________________ 3) List as many as you can that can be detected by each of the five senses: Touch: ____________________________________________ __________________________________________________ Taste: _____________________________________________ Smell: _____________________________________________ Sound: _____________________________________________ ___________________________________________________ Sight: _____________________________________________ __________________________________________________ 4) Do physical properties change in physical changes? Why or why not? _________________________________________________________ 3. Draw the “change of state” triangle in the space below. Label each arrow: Chemical Change and Chemical Properties 1. List the five clues that a chemical change has taken place: 1) 2) 3) 4) 5) ______________________ _______________________ _______________________ _______________________ _______________________ 2. Ultimately, what is the one thing that decides for sure that a chemical change has taken place? _____________________________________ 3. What is another way to say “chemical change?” ___________________ 4. What are the substances called before a chemical change takes place? _________________________________________ 5. What are the substances called after a chemical change takes place? _________________________________________ 6. Complete the following chart: Gas Test What observation you expect oxygen limewater pop The Atom 1. Draw and label the parts of the atom: 2. Complete the following chart: Subatomic Particle Charge (+ve, -ve, zero) Location (nucleus, orbit) Relative Size Short form proton orbit zero 3. Label the following diagram: 12 ______________ C 6 ______________ ______________ 4. Complete the following chart (use your periodic table where necessary): Symbol Atomic Number (Z) Mass Number (A) Atomic Mass (M) # protons # neutrons # electrons 107 73 27 Al 13 40 Ca 20 73 Particle Theory: List the 5 points of the Particle Theory: 1. ______________________________________ 2. ______________________________________ 3. ______________________________________ 4. ______________________________________ 5. ______________________________________ Atomic Theories: Draw the model picture for each atomic theory, and, under each one, list the main points about its structure. The Periodic Table Use your colour-coded periodic table for any of the questions in this section. You will be expected to use your colour-coded periodic table during the test and the exam. Please make sure that it is complete and correct. 1. Complete the following: a. Explain what the role of the staircase is in the periodic table: ___________________________________________________________ b. What does “diatomic” mean? ___________________________________ c. List which elements are “diatomic.” __________________________ d. Which metallic element is a liquid at room temperature? _____________ e. What is the name of the group that Calcium is in? __________________ f. What is the name of the group that Krypton is in, Superman? ___________________________ g. What is the name of the group that Chlorine is in, Poolboy? ___________________________ h. What is the name of the group that Potassium is in? ________________ i. What is the name of the group that Ytterbium is in? ________________ j. Vanadium is found in Group # ___________. k. Tungsten is found in Group # ___________. l. Write the atomic mass of Nitrogen __________________. What (strong) tissue in your body is very dependent on Nitrogen? _________________. m. What is true for all of the elements in the periodic table past lead, Pb? ____________________________________________ Chemical Formulas Complete the chart below: Formula CH4 C6H12O6 N2O CaSO4 H2CO3 Mg3(PO4)2 CH3COOH (NH4)2SO4 B(BrO2)3 # of Elements in the compound Name of each Element(in a list) # of atoms of each element Total # of atoms in one molecule Safety 1. Draw and label the fire diamond (tetrahedron). 2. Use the fire diamond to help answer the following questions: a) Which part of the fire diamond has been “removed” when water is used to put out a paper fire? ________________________________________ b) Which part of the fire diamond has been “removed” when a lid is used to put out a frying pan fire? ______________________________________ c) If your clothes are on fire, you are told to roll on the ground. Explain why in terms of the fire diamond. __________________________________ __________________________________________________________ 3. Lab Safety: 1) If you were using ACID, what PPE should you use? _________________________ ______________________________ 2) If you were dealing with a chemical that was a fine dust, what PPE should you use? _________________________________________ 3) If the experiment in the lab was expected to give off toxic vapours, what should the teacher ensure? ____________________________ 4) If you were using an open flame, what precautions about yourself and the area at your bench should you take? ______________________ _______________________________________________________ 5) If a glass beaker fell and broke, what should you do? _____________ ________________________________________________________ 6) List three other lab safety scenarios that are possible: 1) __________________________________________________ 2) __________________________________________________ 3) __________________________________________________ 4. List 3 hazardous chemicals in each of the 4 areas of your home - kitchen, bathroom, basement/laundry room, garage and shed – and for each one, draw the HHPS safety symbol. Area in the Home Hazardous Chemical 1 Nature of HHPS Hazard Symbol Hazardous Chemical 2 Nature of HHPS Hazard Symbol Hazardous Chemical 3 Nature of HHPS Hazard Symbol Kitchen Bathroom Basement/ Laundry Garage/ Shed 5. List and describe the 4 routes of exposure, and for each one, identify at least one PPE. Route of Exposure Brief Description Example of a PPE 1) _________________ ___________________ __________________ 2) _________________ ___________________ __________________ 3) _________________ ___________________ __________________ 4) _________________ ___________________ __________________ 6. a) What is an MSDS? _________________________________________________________ b) What 3 main things does a worker need to have an MSDS for? 1) ____________________________ 2) ____________________________ 3) ____________________________ Density Word Problems Solve the following density problems using the GRASP method. Report your final answer in scientific notation and with the correct significant digits and units. 1) Determine the density of a small rock if the volume is 28.5 cm3 and the mass is 40.0 g. 2) Calculate the volume of a steel bar if the density is 235.75 g/cm3 and the mass is 752. 65 kg. 3) What must the mass of a fluid be if its density is 42.00 g/cm3 and it occupies a volume of 35 000 cm3? Drawing Bohr Diagrams and Ions Metal Element Bohr Diagram of Neutral Atom Ion in Square Brackets Na Non-metal Element Bohr Diagram of Neutral Atom Ion in Square Brackets P= E= P= E= P= E= P= E= P= E= P= E= P= E= P= E= P= E= P= E= Cl P= E= P= E= Be O P= E= P= E= Mg N P= E= P= E= Ca P P= E= P= E= * Al Si P= E= P= E=