drawing an atom. bellwork 10/30/14 the chemical process of burning coal produces energy and ash. the...
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Drawing an AtomDrawing an Atom
Bellwork 10/30/14
The chemical process of burning coal produces energy and ash. The ash produced is best described as a…?
A. New state of matter
B. New type of element
C. Substance with properties identical to coal.
D. Substance with properties different from coal
Write the question, answer, and justify!
Bellwork 10/30/14
The chemical process of burning coal produces energy and ash. The ash produced is best described as a…?
A. New state of matter
B. New type of element
C. Substance with properties identical to coal.
D. Substance with properties different from coal
Student Learning Objectives
EQ: Do I recognize that all matter consists of EQ: Do I recognize that all matter consists of atoms? (SPI0807.9.1)atoms? (SPI0807.9.1)
TOC:TOC:
49. Electron Shells Foldable49. Electron Shells Foldable
50. Drawing an Atom50. Drawing an Atom
Student Demo
Helium
Lithium
Hydrogen
49. Electron Shells 49. Electron Shells FoldableFoldable
11stst level holds only 2 electrons level holds only 2 electrons
Electron ShellsElectron Shells22ndnd level can hold only 8 electrons level can hold only 8 electrons
11stst level must be full to move on to level level must be full to move on to level 22
Electron ShellsElectron Shells3rd level hold up to 18 electrons3rd level hold up to 18 electrons
22ndnd level must be full to move to level 3 level must be full to move to level 3
50. Drawing an 50. Drawing an AtomAtomYour team will use the
periodic table to find the following information to move the electrons where they go on the shells for each element.
You are to write the information in your SNB and draw the placement of the electrons.
Materials:
Shell diagrams
Felt balls (electrons)
SNB
Periodic Table
Atomic NumberAtomic Number
Atomic MassAtomic Mass
Number of ProtonsNumber of Protons
Number of NeutronsNumber of Neutrons
Number of ElectronsNumber of Electrons
1. Oxygen
Atomic Number – 8
Atomic Mass – 16
# of protons – 8
# of neutrons– 8
# of electrons – 8
2. Lithium
Atomic Number – 3
Atomic Mass – 7
# of protons – 3
#of neutrons– 4
# of electrons – 3
Practice these with your group on the paper with the dots
3. Fluorine
Atomic Number – ___
Atomic Mass – ___
# of protons – ___
# of neutrons – ___
# of electrons – ___
4. Silicon Atomic Number – ___ Atomic Mass – ___ # of protons – ___# of neutrons – ___ # of electrons – ___
Practice these with your group on the paper with the dots
5. Boron Atomic Number – ___ Atomic Mass – ___ # of protons – ___# of neutrons – ___ # of electrons – ___
6. Chlorine
Atomic Number – ___
Atomic Mass – ___
# of protons – ___
# of neutrons – ___
# of electrons – ___
Practice these with your group on the paper with the dots
Complete the Complete the worksheet for worksheet for
Drawing an AtomDrawing an Atomon your own.on your own.
Turn it in to your Turn it in to your class tray when class tray when
finished.finished.
Exit TicketExit Ticket
The number of protons is the same The number of protons is the same as the number of electrons. as the number of electrons.
True or False? Explain your answer. True or False? Explain your answer.
The number of protons is always the The number of protons is always the same as the number of neutrons. same as the number of neutrons.
True or False? Explain your answer. True or False? Explain your answer.