L10. Physical properties of ionic compounds

  • You can go to the bathroom until 12:40PM. Leaving the room during our session is NOT allowed.
  • Keep your shirt tucked in. The person who is untucked will PRESENT A TOPIC NEXT WEEK.
  • Prepare your chemistry stuff.
  • Put your phone in the tray.
Before we begin:
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ChemSecondary Education

Cette leçon contient 24 diapositives, avec quiz interactifs, diapositives de texte et 1 vidéo.

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  • You can go to the bathroom until 12:40PM. Leaving the room during our session is NOT allowed.
  • Keep your shirt tucked in. The person who is untucked will PRESENT A TOPIC NEXT WEEK.
  • Prepare your chemistry stuff.
  • Put your phone in the tray.
Before we begin:

Slide 1 - Diapositive

Lesson 10
Physical properties of ionic compounds

05-10-2022

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  • identify at least 5 physical properties of ionic compounds
  • prove the identified properties through theoretical or practical evidences
Success Criteria

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Language 
development

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  • physical properties
  • melting and boiling points
  • electrical conductivity
  • soluble 
  • aqueous 
Know the keywords

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Important Keywords and Concepts
  • Individual; written
  • Do the important keywords activity. 
  • You only have 7 minutes.
  • Checking!
timer
7:00

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  • Draw atom diagrams and electron configurations of sodium and chlorine atoms.
  • Show the transfer of the outermost electron from sodium to chlorine.
  • Write down the new electron configurations for resulting ions.
  • Write down their charges.
  • Explain that each ion attained a noble gas structure (example: Na+ is isoelectric with neon.)

Steps in diagramming

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Background knowledge
  • Individual; written
  • Write your hypothesis in the table given found on backside of your paper. 
  • You only have 5 minutes.
  • Checking!
timer
8:00

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Ionic compounds are usually _________ at room temperature.
A
liquids
B
crystalline solid
C
lattice
D
gases

Slide 12 - Quiz

Ionic substances have high melting and boiling points due to _________________________.
A
liquids
B
crystalline solid
C
lattice
D
the presence of strong electrostatic forces

Slide 13 - Quiz

The electrostatic forces act in all directions and only a small amount of energy is required to overcome them.
A
TRUE
B
FALSE

Slide 14 - Quiz

Which of the following has the strongest electrostatic force of attraction between its ions?
A
sodium chloride
B
magnesium oxide
C
aluminium chloride
D
potassium bromide

Slide 15 - Quiz

Ionic compounds are good conductors of electricity in solid state.
A
TRUE
B
FALSE

Slide 16 - Quiz

Slide 17 - Vidéo

Electrical current can flow if there are freely moving charged particles such as __________ or ions present.
A
protons
B
electrons
C
wave

Slide 18 - Quiz

Ionic compounds are poor conductors in the solid state. Give ONE reason why this happens.

Slide 19 - Question ouverte

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Writing your Conclusion
  • Individual; written
  • Write your final answers to the given questions.
  • You only have 7 minutes.
  • Checking!
timer
7:00

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Self - Evaluation
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timer
1:00
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  • Thursday - NO SCHEDULED CLASS
  • Friday - Giant covalent structures
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