How to write the Lewis Dot Structure? So easy to learn :)

1. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

2. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
ELICI
T

3. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
ELICI
T

4. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

5. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
I am an American
Chemist, who has
great contributions in
Chemistry.
Who am I?

6. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
B L G E I T R
W T N O N E
NN E W
W E I L S
LL EL E W I

7. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

8. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
ENGAGE

9. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

10. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

11. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
1. Lewis symbol uses
dots to represent
electrons.

12. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
2. In writing Lewis
symbol, you must first
get the element’s
number of valence
electron.

13. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
3. In the electron
distribution in Lewis
symbol, electrons must
be distributed pair by
pair.

14. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
4. The number of valence
electrons of an atom can
be easily determined
through the family/group
number in the Periodic
Table.

15. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
5. The Lewis Dot Format is
X
1
2
3
7
5
6
4
8

16. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

17. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

18. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
• Define Lewis Symbol
• Draw the Lewis Symbol
of the given element
• Give the importance of
Lewis Symbol

19. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

20. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
 It was named
after Gilbert
Newton Lewis.
 He is an
American
physical chemist
and known for his
great
contributions in
chemistry.
EXPLAIN

21. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
 It is composed of the
chemical symbol of the
element and dots that
represent the number of
valence electrons.

22. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
 Write the element’s
symbol
 Determine the valence
electrons
 Draw dots around the
symbol following the
pattern

23. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
X
1
2
3
7
5
6
4
8
“s” orbital“p” orbital

24. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

25. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
Oxygen

26. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

27. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
ELABORATE

28. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

29. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre

30. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
EVALUATE

31. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
1. It is composed of the chemical
symbol of the element and dots
that represent the number of
valence electrons?
A. Electron Configuration
B. Lewis Electron Dot Structure
C. Valence Electron
D. Bohr Distribution

32. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
2. The following statements are
correct, EXCEPT:
A. Lewis symbol was named after Gilbert Newton
Lewis.
B. It is important to know first the valence electron.
C. Lewis Electron Dot Structure is not important to
form bonds.
D. Valence electrons are usually found in the s and p
orbitals

33. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
3. Which of the following is the
correct representation of Lithium in
Lewis symbol?
A. C.
B. D.

34. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
Prepare a graphic organizer that
represents relationship of element’s
atomic number, valence electron,
metallic activity, electronegativity
value and ionization energy.
EXTEND

35. Schools Division Office of Cavite City
Ciudad de Cavite: Edukasyong Dekalidad, Serbisyong Dekalibre
References:
• LM pages 81 -82
• TG pages 97 – 98
• Science and Technology SEMP 2 pp. 70-74
• Science Links Chemistry pp. 71 – 75
• FUSE CONSTEC Volume 2 pp. 143 - 147
• hhtp://education.jlab.org/qa/electron_config.html
• https://www.youtube.com/watch?v=Vb6kAxwSWgU
• slideplayer.org
• socratic.org