Ch10 Lec 1 - Revision history

Bes: /* Other molecular structures */

2020-05-06T13:04:03Z

Other molecular structures

2020-05-06T13:02:52Z

Other molecular structures

2020-05-06T12:56:52Z

Other molecular structures

2020-05-06T12:56:22Z

Other molecular structures

2020-05-06T12:49:28Z

Other molecular structures

2020-05-06T12:48:34Z

Other molecular structures

2020-05-06T12:47:56Z

Other molecular structures

2020-05-06T12:42:22Z

Covalent Bond (Sec 9.4)

2020-05-06T12:34:50Z

Covalent Bond (Sec 9.4)

2020-05-06T12:33:33Z

Covalent Bond (Sec 9.4)

@@ Line 53: / Line 53: @@
 :'''Methane''' (CH<sub>4</sub>)
 {|
-|[[File:Screen Shot 2020-05-06 at 7.54.43 AM.png|150px]]|| ---->||[[File:Screen Shot 2020-05-06 at 7.55.51 AM.png|200px]]
+|[[File:Screen Shot 2020-05-06 at 7.54.43 AM.png|175px]]|| ---->||[[File:Screen Shot 2020-05-06 at 7.55.51 AM.png|200px]]
 |}
 :'''Water'''
 {|
-|[[File:Screen Shot 2020-05-06 at 8.00.21 AM.png|200px]]|| ---->||[[File:Screen Shot 2020-05-06 at 8.01.01 AM.png|400px]]
+|[[File:Screen Shot 2020-05-06 at 8.00.21 AM.png|200px]]|| ---->||[[File:Screen Shot 2020-05-06 at 8.01.01 AM.png|200px]]
 |}
-:- Notice that H2O has 2 "lone pairs" of electrons...this molecular arrangement results in water having many interesting properties.
+:- Notice that H<sub>2</sub>O has 2 "lone pairs" of electrons...this molecular arrangement results in water having many interesting properties.

@@ Line 44: / Line 44: @@
 ===Other molecular structures===
 So there are a few other molecular structures that you are aware of but never really questioned.
-:Ammonia (NH<sub>3</sub>)
+:'''Ammonia''' (NH<sub>3</sub>)
 {|
 |[[File:Screen Shot 2020-05-06 at 7.40.00 AM.png|200px]]|| ----> ||[[File:Screen Shot 2020-05-06 at 7.47.10 AM.png|250px]]
@@ Line 51: / Line 51: @@
 :- Notice also that NH<sub>3</sub> has a "lone pair" of electrons that are not involved in any bonding relationship.
-:Methane (CH<sub>4</sub>)
+:'''Methane''' (CH<sub>4</sub>)
 {|
 |[[File:Screen Shot 2020-05-06 at 7.54.43 AM.png|150px]]|| ---->||[[File:Screen Shot 2020-05-06 at 7.55.51 AM.png|200px]]
 |}

@@ Line 53: / Line 53: @@
 :Methane (CH<sub>4</sub>)
 {|
-|[[File:Screen Shot 2020-05-06 at 7.54.43 AM.png|200px]]|| ---->||[[File:Screen Shot 2020-05-06 at 7.55.51 AM.png|200px]]
+|[[File:Screen Shot 2020-05-06 at 7.54.43 AM.png|150px]]|| ---->||[[File:Screen Shot 2020-05-06 at 7.55.51 AM.png|200px]]
 |}

@@ Line 46: / Line 46: @@
 :Ammonia (NH<sub>3</sub>)
 {|
-|[[File:Screen Shot 2020-05-06 at 7.40.00 AM.png|200px]]|| --> ||[[File:Screen Shot 2020-05-06 at 7.47.10 AM.png|250px]]
+|[[File:Screen Shot 2020-05-06 at 7.40.00 AM.png|200px]]|| ----> ||[[File:Screen Shot 2020-05-06 at 7.47.10 AM.png|250px]]
 |}
 :Methane (CH<sub>4</sub>)

@@ Line 46: / Line 46: @@
 :Ammonia (NH<sub>3</sub>)
 {|
-|[[File:Screen Shot 2020-05-06 at 7.40.00 AM.png|300px]]|| [[File:Screen Shot 2020-05-06 at 7.47.10 AM.png|300px]]
+|[[File:Screen Shot 2020-05-06 at 7.40.00 AM.png|200px]]|| --> ||[[File:Screen Shot 2020-05-06 at 7.47.10 AM.png|250px]]
 |}
 :Methane (CH<sub>4</sub>)

@@ Line 40: / Line 40: @@
 [[File:Screen Shot 2020-05-06 at 7.31.40 AM.png|200px]]
 </div>
-::- ''Chlorine gas has a single bond, that is not partiularly strong hence you do not find Cl<sub>2</sub> gas on our planet.''
+::- ''Chlorine gas has a single bond, that is not particularly strong hence you do not find Cl<sub>2</sub> gas on our planet.''

@@ Line 31: / Line 31: @@
 <div align="center">
-[[File:Screen Shot 2020-05-06 at 7.23.13 AM.png|200px]]
+[[File:Screen Shot 2020-05-06 at 7.25.04 AM.png|200px]]
 </div>
 ::- ''Oxygen gas has a double bond making it one of the most stable gases on our planet!''

@@ Line 9: / Line 9: @@
 In a covalent bond, elements engage in a "sharing" relationship in order to attain the noble gas electron configuration. For example, we have known for a long time that there are diatomic elements in the periodic table...H<sub>2</sub>, N<sub>2</sub>, O<sub>2</sub>, all halogens like Cl<sub>2</sub>...why?
-:: Hydrogen atoms have only 1 electron, so if 2 H-atoms share the 2 electrons, then,
+:Hydrogen atoms have only 1 electron, so if 2 H-atoms share the 2 electrons, then,
 <div align="center">
@@ Line 21: / Line 21: @@
 "'''''The chemistry/reactivity/behavior of elements is dictated by the valence electrons and not the core electrons.'''''
-::Nitrogen atoms have 7 total electrons, 2- 1s core electrons, and 5- 2s/2p valence electrons, so the Lewis structure for N-atom is [[File:Screen Shot 2020-05-06 at 7.13.54 AM.png|50px]] and so if an N-atom is going to have an electron configuration of a noble gas (Ne), then it must share 3 electrons with another N-atom:
+:Nitrogen atoms have 7 total electrons, 2- 1s core electrons, and 5- 2s/2p valence electrons, so the Lewis structure for a N-atom is [[File:Screen Shot 2020-05-06 at 7.13.54 AM.png|50px]] and so if an N-atom is going to have an electron configuration of a noble gas (Ne), then it must share 3 electrons with another N-atom:
 <div align="center">
 [[File:Screen Shot 2020-05-06 at 7.18.12 AM.png|200px]]
 </div>