Unit3Day8-VandenBout Monday, November 04, 2013 5:39 PM Vanden - - PDF document

CH301 Vanden Bout/LaBrake Fall 2013

Vanden Bout/LaBrake/Crawford CH301 WHY IS EVERYTHING SO DIFFERENT? Gas, Liquid or Solid? UNIT 3 Day 8

CH301 Vanden Bout/LaBrake Spring 2013

Important Information

EXAM TOMORROW 7PM – 9PM See Website for Room Assignments

Unit3Day8-VandenBout

Monday, November 04, 2013 5:39 PM Unit3Day8-VandenBout Page 1

CH301 Vanden Bout/LaBrake Fall 2013

What are we going to learn today? Recognize the “Big Idea” that the scientist develops the skill to observe a macroscopic view of matter, while thinking about that same view with a comprehensive molecular scale picture.

CH301 Vanden Bout/LaBrake Fall 2013

QUIZ: iCLICKER QUESTION 1

Which of the following is most likely to exist as a molecular solid at room temperature? a) SiO2 mp = 1900 K b) CaCl2 mp = 1045 K c) (CH3)3N mp = 156 K d) C14H18N2O5 mp = 480 K

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CH301 Vanden Bout/LaBrake Fall 2013

Please open your course pack to pg. 83 IMF Unit- RAQ Work with your neighbor to complete the Activity.

ACTIVITY

CH301 Vanden Bout/LaBrake Fall 2013

What is the bond order of CO?

• A. 0
• B. 0.5
• C. 1.5
• D. 2
• E. 3

Poll: iCLICKER QUESTION 2

CO is

• A. Paramagnetic
• B. Diamagnetic

Poll: iCLICKER QUESTION 3

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CH301 Vanden Bout/LaBrake Fall 2013

CO is

• A. Paramagnetic
• B. Diamagnetic

CH301 Vanden Bout/LaBrake Fall 2013

The hybridization around N is

• A. sp
• B. sp2
• C. sp3
• D. sp3d

Poll: iCLICKER QUESTION 4

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CH301 Vanden Bout/LaBrake Fall 2013

The electronic geometry around C is

• A. linear
• B. bent
• C. trigonal planar
• D. tetrahedral
• E. octahedral

Poll: iCLICKER QUESTION 5

CH301 Vanden Bout/LaBrake Fall 2013

The molecular geometry around C is

• A. linear
• B. bent
• C. trigonal planar
• D. tetrahedral
• E. octahedral

Poll: iCLICKER QUESTION 6

How many pi bonds are around C?

• A. 1
• B. 2
• C. 3
• D. 4

Poll: iCLICKER QUESTION 7

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CH301 Vanden Bout/LaBrake Fall 2013

How many pi bonds are around C?

• A. 1
• B. 2
• C. 3
• D. 4

CH301 Vanden Bout/LaBrake Fall 2013

I2 is a _____ solid and KI is a ________ solid.

• A. Ionic, covalent
• B. Covalent, network
• C. Molecular, covalent
• D. Metallic, ionic
• E. Molecular, ionic

Poll: iCLICKER QUESTION 8

Propanol has a _____ boiling point than Glycerol

• A. Higher
• B. Lower
• C. The same
• D. Propanol never boils

Poll: iCLICKER QUESTION 9

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CH301 Vanden Bout/LaBrake Fall 2013

Glycerol

• A. Higher
• B. Lower
• C. The same
• D. Propanol never boils

CH301 Vanden Bout/LaBrake Fall 2013

Propanol has a _____ vapor pressure than Glycerol

• A. Higher
• B. Lower
• C. The same

Poll: iCLICKER QUESTION 10

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CH301 Vanden Bout/LaBrake Fall 2013

Propanol has _____ intermolecular forces than Glycerol

• A. stronger
• B. weaker
• C. The same

Poll: iCLICKER QUESTION 9

CH301 Vanden Bout/LaBrake Fall 2013

Which of the following exists as a liquid at room temperature?

• A. Fluoroform
• B. Chloroform
• C. Bromoform
• D. Iodoform

Poll: iCLICKER QUESTION 10

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CH301 Vanden Bout/LaBrake Fall 2013

WHAT HAVE WE LEARNED TODAY?

BONDING DEPENDS ON MINIMIZATION OF ENERGY EMPERICAL MODELS AND MATHMATICAL THEORIES PROPERTIES OF LIQUIDS & SOLIDS DEPEND ON IMFs MACROSCOPIC PROPERTIES CAN BE EXPLAINED BY MOLECULAR MODELS

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CH301 Vanden Bout/LaBrake Fall 2013

Learning Outcomes

UNIT 3 LEARNING OUTCOMES ARE LISTED ON THE WEBSITE

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