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Do Now Activity (D.N.A)

Do Now Activity (D.N.A). What particles are in the center of an atom? What particles move around the outside of the nucleus? Can you see an atom? Why or why not?. Objective 2a: Periodic Table Date: 10/30 & 31. Exit Ticket. What is the charge on a proton? What is the charge on a neutron?

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Do Now Activity (D.N.A)

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  1. Do Now Activity(D.N.A) What particles are in the center of an atom? What particles move around the outside of the nucleus? Can you see an atom? Why or why not? Objective 2a: Periodic Table Date: 10/30 & 31

  2. Exit Ticket • What is the charge on a proton? • What is the charge on a neutron? • What is the charge on an electron? • Which particles are in the nucleus? • Which particles make up the mass • of the atom?

  3. Objective 2a. Chemistry D.N.A 11/1/13 • What are some clues that let you • know a chemicalchange has taken • place? • What are some examples of a chemical • change and of a physical change?

  4. If you know the atomic • mass and the atomic number • how do you find the number • of neutrons? • How many neutrons does a • Sodium (Na) atom have? • Objective 2a. Chemistry Exit Ticket

  5. 1. What is the difference between an ion and an isotope?

  6. DNA 11/8/2013 Draw models of the following atoms.-Helium, lithium and Nitrogen. Be sure to indicate the number of protons, neutrons and electrons for each.

  7. DO NOW ACTIVITY: 11/12/13

  8. DNA 11/13/13 The word family implies that the elements in a family have like properties. What property do the elements of the noble gas family all share? • They are not reactive. • They are very reactive. • They are found in the earth's atmosphere. • D) They react readily with oxygen in the air.

  9. Which of the following shows a balanced equation? • N2 + H2 2NH3 • 2Ag2O4Ag + O2 • H2 + O22H2O • P + 5O2P2O5

  10. Exit Ticket Identify the following as an acid or a base: • Turns red litmus paper blue. • Feels slippery • Has a pH of 7.2 • Has a pH of 2.6 • Produces hydroxide ions (OH) • Produces hydrogen ions (H) • Taste bitter • Taste sour • Usually a cleaning product • Usually a food product `` 11/19 & 20

  11. 11/21 & 22 NO D.N.A Today Review for your BIG test

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