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Mr. Z’s Chemistry Unit Mr. Zimmerman’s Chemistry Unit: Directions: Print out this answer sheet, and based upon the material we covered in class, answer the following questions. 1. What is the definition of matter ? 2. What is chemistry? Chemistry is the study of _______ and its ________ . 3. All matter is made up of about ________ different kinds of elements. 4. Atoms are the ___________ blocks of matter. 5. All mater is composed of _____________. 6. Elements are usually abbreviated with 1 or 2 ______. If it has 2 letters, the first letter is a _____ letter, and the second letter is _______ letter. 7. What does Al stand for? Where can you find this element? 8. What does C stand for? Where can you find this element? 9. What does Cu stand for? Where can you find this element? 10. What does Au stand for? Where can you find this element? 11. What does Fe stand for? Where can you find this element? 12. What does O stand for? Where can you find this element? 13. A chemical ________ explains the fixed ratios of elements in a compound. 14. What is the formula for water? ___________How many atoms does it have _____ 15. What is the formula for carbon dioxide? ________________________________ 16. What is the formula for ammonia? _______ How many atoms does it have ____ 17. What is the formula for sulfate? _________How many atoms does it have_____ 18. What is the formula for sulfite? __________ How many atoms does it have _____ 19. Define mass. ______________________________________________________ 27. The smallest amount of an element is a(an) __________ 28. According to Dalton: Atoms can not be ____________________________________________________________ ____________________________________________________________ In any element, all atoms … ____________________________________ © www.mrzimmerman.org Chemistry 1 Mr. Z’s Chemistry Unit Atoms of different elements are … _______________________________ Atoms can combine to form… ___________________________________ 29. Two or more atoms bonded together is called a ________________. 30. How many elements are in H2O? ______________ 31. How many atoms are in 1 molecule of H2O2 _____________________________ 32. How may atoms are in 1 molecule of C6H12O6 ___________________________ 33. . The TWO particles inside the nucleus of an atom are the _______ and the ______ 34. What type of charge do protons have? _________________________________ 35. What type of charge do neutrons have? ________________________________ 36. What type of charge do electrons have? ________________________________ 37. The atomic number represents the number of ____________________________. 38. The number of _______________ = the number of _______________ 39 What does AMU stand for? __________________________________________ 40. The atomic mass of an atom = the number of ______ plus the number of _____ . 41. According to Rutherford, the atom is made up of mostly ______ space. 43. Atoms of different elements combine together to form ________ . Directions: Fill out the table below using your knowledge of the k, l, and m level of the Bohr Atoms Model of the Atom: Element Particle count symbol e- shell structure # of p+ = 1st shell (k)=____e- # of no = 2nd shell (l)=____e- # of e- = 3rd shell (m)=____e- # of p+ = 1st shell=____e- # of no = 2nd shell=____e- # of e- = 3rd shell=____e- # of p+ = 1st shell=____e- Outer shell full? Atomic Number Atomic Mass Na S B © www.mrzimmerman.org Chemistry 2 Mr. Z’s Chemistry Unit Al Mg Ca # of no = 2nd shell=____e- # of e- = 3rd shell=____e- # of p+ = 1st shell=____e- # of no = 2nd shell=____e- # of e- = 3rd shell=____e- # of p+= 1st shell= ___ e- # of no= 2nd shell= ___e- # of e-= 3rd shell= ___ e- # of p+ = 1st shell=____e- # of no = 2nd shell=____e- # of e- = 3rd shell=____e- no 4th shell=____e- © www.mrzimmerman.org Chemistry 3