3 Lewis structure Octet rule Lewis dot valence
- Slides: 40
3
Lewis structure (Octet rule) ��������� Lewis dot (��� ) ��� valence electro 8 electron ���� NF 3 7 N 1 s 2 2 p 3 2 2 s 2 2 p 5 F 1 s 9 4
7
การเขยน Lewis structure จากสมการเคม 2 Ca(s) + O 2(g) 1 s 2 2 p 6 3 s 2 3 p 6 4 s 2 1 s 2 2 p 4 2 Ca. O(s) 1 s 2 2 p 6 3 s 2 3 p 6 1 s 2 2 p 6 (Ar) ( Ne) 8
����������� Li. F (s) ���� 1. Li (s) Li (g) Ho 1 = 155. 2 k. J (Sublimation) 2. ½ F 2 (g) F (g) Ho 2 = 75. 3 k. J (Atomization) 3. Li (g) Li+ (g) + e- Ho 3 = 520 k. J (IE 1) 4. F (g) + e- F – (g) Ho 4 = - 328 k. J (EA) 5. Li+ (g) + F – (g) Li. F (s) Ho 5 = ? Li (s) + ½ F 2 (g) Li. F (s) Hooverall = - 594. 1 k. J ������� Hooverall = Ho 1 + Ho 2 + Ho 3 + Ho 4 + Ho 5 -594. 1 k. J = 155. 2 k. J + 75. 3 k. J + 520 k. J - 328 k. J + Ho 5 ������� H 05 = - 1, 017 k. J �������� Li. F ������� +1, 017 k. J 12
20
dipole moment ����� = 1. 87 (���� polar molecule) ������� H 2 O ������� vector � ������� CO 2 =0 ���� non-polar molecule ������� C 2 H 2 Cl 2 Cis (polar) = 1. 89 Trans = 0 21
������ VSEPR ����� geometry , bond angle ��� polarity ����� 1. Diatomic molecule �� geometry ����� (linear) H 2 H—H Cl 2 Cl—Cl HI H—I �������� A 2 , AB 2. Polyatomic molecule (�� 3 atom) ������� AB 2 , AB 3 , AB 4 , AB 5 , AB 6 A = Central atom B = ����� 22 �������� A
AB 3 BF 3 Trigonal planar 120 O �������� 25
AB 4 Tetrahedral CH 4 109. 5 O ����� 26
AB 5 equatorial axial PCl 5 90 ��� 120 O Trigonal bipyramidal ���������� 27
AB 6 Octahedral SF 6 90 ��� 180 O ����� 28
AB 2 E 3 2 3 SO 2 AB 3 E 4 3 1 NH 3 AB 2 E 2 4 2 2 H 2 O AB 4 E 5 4 1 SF 4 AB 3 E 2 5 3 2 Cl. F 3 AB 2 E 3 5 2 3 Xe. F 2 AB 4 E 6 5 1 Br. F 5 AB 4 E 2 6 4 2 Xe. F 4 31
AB 2 E Bent SO 2 < 120 O ������ < 32
AB 3 E NH 3 Trigonal pyramidal < 109. 5 O ����� 3 ������� < 33
AB 2 E 2 H 2 O Bent < 109. 5 O ������ < 34
AB 4 E SF 4 Seesaw < 180 O ������ < 35
AB 3 E 2 T-shaped Cl. F 3 < 180 O ������ < 36
AB 2 E 3 Xe. F 2 Linear 180 O ��������� < 37
AB 4 E 2 Xe. F 4 Square planar 90 O �������� < 39
40
- Expanded octet lewis structure
- 192 dot 168 dot 1 dot 1
- The octet rule states that
- What is octet rule
- No+ vsepr
- Di tri tetra
- How is positive ion formed
- Exceptions to the octet rule
- The octet rule states that
- The octet rule states that
- Octet rule
- What is the oxidation number of lithium
- Lesson 5 eight is enough octet rule answer key
- Hybridization exceptions
- Hnc lewis structure
- Noble gases octet rule
- Atomic radius cartoon
- Lewis dot structure ch4
- Dot symbol
- Lewis dot structure guide
- Ch2o lewis structure resonance
- Lewis dot structure for kf
- Vsepr model vs lewis structure
- Write the chemical formula for iridium(iii) nitride
- S22- lewis structure
- Pcl lewis structure
- Ar lewis dot structure
- Lewis dot structure of kf
- Lewis dot structure and molecular geometry
- Stick diagram for br2
- Lewis dot structure ionic vs covalent
- Nach3coo lewis structure
- Lewis dot structure ionic vs covalent
- Bh3 lewis structure
- Lewis structure tutorial
- Sr lewis dot structure
- Lewis dot structure quiz
- Lewis dot structure on periodic table
- Sodium chloride lewis dot diagram
- Dot symbol
- Na+ lewis structure