Anonymous

Changes

From Karnataka Open Educational Resources
no edit summary
Line 31: Line 31:  
= Teaching Outlines =
 
= Teaching Outlines =
   −
==Concept #==
+
==Concept #1 Early Atomic Models==
 
===Learning objectives===
 
===Learning objectives===
 +
#Understanding of the atom evolved as experiments demonstrated results
 +
#Current accepted model of atom rests on principles of quantum theory
 +
#It is important to remember that atoms are not circles; though we use circles to represent
 
===Notes for teachers===
 
===Notes for teachers===
 
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
 
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
===Activity No # ===
+
===Activity No # 1 - Various Atomic Models===
 
{| style="height:10px; float:right; align:center;"
 
{| style="height:10px; float:right; align:center;"
 
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
 
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
 
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
 
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
 
|}
 
|}
* '''Estimated Time'''
+
* '''Estimated Time''' - 30 minutes
 
* '''Materials/ Resources needed'''
 
* '''Materials/ Resources needed'''
 +
Computer, Projector
 
* '''Prerequisites/Instructions, if any'''
 
* '''Prerequisites/Instructions, if any'''
 
* '''Multimedia resources'''
 
* '''Multimedia resources'''
 
* '''Website interactives/ links/ simulations'''
 
* '''Website interactives/ links/ simulations'''
 +
{{#widget:YouTube|id=ajQEvtge0m0}}
 +
Early Atomic Models
 
* '''Process (How to do the activity)'''
 
* '''Process (How to do the activity)'''
 +
Show the video, pause and discuss questions below
 
* '''Developmental Questions (What discussion questions)'''
 
* '''Developmental Questions (What discussion questions)'''
 +
#What was the understanding we had on particles when the first atomic model was represented?
 +
#How was the Rutherford experiment significant in understanding the model?
 +
#How did the idea of a positively charged nucleus develop?
 +
#What is the current accepted model of the atom?
 
* '''Evaluation (Questions for assessment of the child)'''
 
* '''Evaluation (Questions for assessment of the child)'''
 
* '''Question Corner'''
 
* '''Question Corner'''
Line 66: Line 77:       −
==Concept #==
+
==Concept #2 - Electrons occupy different energy levels in an atom
 
===Learning objectives===
 
===Learning objectives===
 +
#Electrons are distributed in an atim
 +
#They occupy different levels based on energy
 +
#There are parameters that define what levels an electron can occupy
 
===Notes for teachers===
 
===Notes for teachers===
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
+
It is important that students do not think of the electrons as "orbiting" the nucleus like the planets around the Sun.
 
===Activity No # ===
 
===Activity No # ===
 
{| style="height:10px; float:right; align:center;"
 
{| style="height:10px; float:right; align:center;"
Line 75: Line 89:  
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
 
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
 
|}
 
|}
* '''Estimated Time'''
+
* '''Estimated Time''' - 35 minutes
 
* '''Materials/ Resources needed'''
 
* '''Materials/ Resources needed'''
 
* '''Prerequisites/Instructions, if any'''
 
* '''Prerequisites/Instructions, if any'''
 
* '''Multimedia resources'''
 
* '''Multimedia resources'''
 
* '''Website interactives/ links/ simulations'''
 
* '''Website interactives/ links/ simulations'''
* '''Process (How to do the activity)'''
+
{{#widget:YouTube|id=B3Q5a3q_5b0}}
 +
* '''Process (How to do the activity)'''<br>
 +
Show the video, pause and discuss questions below
 
* '''Developmental Questions (What discussion questions)'''
 
* '''Developmental Questions (What discussion questions)'''
 +
#What does electronic configuration represent?
 +
#What determines the occupation of various energy levels?
 +
#Why is this important to understand?
 +
#What is the significance of electronic configuration on valence?
 
* '''Evaluation (Questions for assessment of the child)'''
 
* '''Evaluation (Questions for assessment of the child)'''
 
* '''Question Corner'''
 
* '''Question Corner'''