part a: atomic structure
DESCRIPTION
Part A: Atomic Structure. +. Protons. Neutrons. -. Electrons. 5. What element is represented by the diagram? ____________. Boron. Soaps. Glass Manufacturing. Flare Guns. Ceramics. Fiberglass. Part B: Atomic Calculations. 6. Label the information provided in the periodic table. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/1.jpg)
![Page 2: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/2.jpg)
Part A: Atomic Structure
+
-
Protons
Neutrons
Electrons
![Page 3: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/3.jpg)
5. What element is represented by the diagram? ____________
Boron
Glass Manufacturing Soaps
CeramicsFlare Guns
Fiberglass
![Page 4: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/4.jpg)
Part B: Atomic Calculations
6. Label the information provided in the periodic table.
8
OOxygen
15.999
Atomic Number
SymbolName
Atomic Mass
![Page 5: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/5.jpg)
7.What does the atomic number represent?
Protons
Electrons
![Page 6: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/6.jpg)
What does the atomic mass represent?
Protons
Neutrons +
Atomic Mass
![Page 7: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/7.jpg)
9. How would you figure the number of protons or electrons in an atom?
USE THE ATOMIC NUMBER
8 Atomic Number
![Page 8: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/8.jpg)
10. How would you figure the number of neutrons in an atom?
SUBTRACT THE ATOMIC NUMBER FROM THE ATOMIC MASS
8 Atomic Number
Atomic Mass 15.999
![Page 9: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/9.jpg)
11. Use your knowledge of atomic calculations to complete the chart.
Element Atomic Number
Atomic massProtons + Neutrons
P r o t o n sA t o m i c N u m b e r
NeutronsAtomic Mass – Atomic #
ElectronsAtomic Number
Li 3 7
P 15 31
Cl 35 17
Ni 28 31
K 39 19
Ag 47 61
H 1 1
Si 14 14
W 74 110
Ne 10 10
3 3415 1516
17 1718
28285919 19 20
47 47108
1 0 1
14 1428
74 7418410 1020
![Page 10: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/10.jpg)
Part C: Electron Configuration
12. How many electrons can each level hold?
1st = 2nd = 3rd =
2 8 18
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13. What term is used for the electrons in the outermost shell or energy level?
VALENCE
![Page 12: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/12.jpg)
Scientists use two types of diagrams to show the electron configuration for atoms.
Bohr Diagram Lewis Structure
![Page 13: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/13.jpg)
Sulfur • Atomic # = 16 • Atomic Mass = 32 • Protons = • Neutrons = • Electron =
Bohr Diagram Shows all electrons
16
1616
![Page 14: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/14.jpg)
Sulfur Atomic # = 16 Atomic Mass = 32 Protons = 16 Neutrons = 16 Electron = 16
Lewis Structure Shows valence electrons
S
![Page 15: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/15.jpg)
Li
• Atomic Number 3• Mass Number 7• Number of Protons• Number of Neutrons• Number of Electrons
3
34
Li
![Page 16: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/16.jpg)
Ne
• Atomic Number 10• Mass Number 20• Number of Protons• Number of Neutrons• Number of Electrons
10
1010
Ne
![Page 17: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/17.jpg)
Mg
• Atomic Number 12• Mass Number 24• Number of Protons• Number of Neutrons• Number of Electrons
12
1212
Mg
![Page 18: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/18.jpg)
Cl
• Atomic Number 17• Mass Number 35• Number of Protons• Number of Neutrons• Number of Electrons
17
1718
Cl
![Page 19: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/19.jpg)
He
• Atomic Number 2• Mass Number 4• Number of Protons• Number of Neutrons• Number of Electrons
2
22
He
![Page 20: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/20.jpg)
Si
• Atomic Number 14• Mass Number 28• Number of Protons• Number of Neutrons• Number of Electrons
14
1414
Si
![Page 21: Part A: Atomic Structure](https://reader036.vdocuments.net/reader036/viewer/2022062321/56813cec550346895da697e5/html5/thumbnails/21.jpg)
(1) Which elements had a filled outermost shell?
(2) Which element would be most likely to lose electrons in a chemical bond?
(3) Which element would be most likely to gain electrons in a chemical bond?
(4) Which elements are not likely to bond with other elements? Why?
He & Ne
Li (Only has 1 valence electron)
Cl (Only needs 1 more electron to fill its outer shell)
He & Ne They have full outer shells.