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VSEPR Flashcards

Predict Molecule Shapes (24 cards)

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1
Q

2 Electron Groups on Central Atom:
- General Shape name
- Combinations
- Bonds, Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • Linear
  • 1 combination
  • 2 bonds, 0 lone pairs
  • AX2
  • Molecular: Linear
  • 180
  • Nonpolar
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2
Q

3 Electron Groups on Central Atom:
- General Shape name
- Combinations

A
  • Trigonal Planar
  • 2 Combinations
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3
Q

all electron groups have n-1 combinations except? which has?

A

6 - it only has 3 combinations

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4
Q

2 electron groups on central atom can never be…cuz that’s only…or…

A

bent (thats 3 or 4)

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5
Q

3 electron group: 1st combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 3 bonds, 0 lone pairs
  • AX3
  • Trigonal planar
  • 120 degrees
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
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6
Q

3 electron group: 2st combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 2 bonds, 1 lone pair
  • AX2E
  • Bent
  • <120 degrees
  • Polar
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7
Q

4 Electron Groups on Central Atom:
- General Shape name
- Combinations

A
  • Tetrahedral
  • 3 combinations
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8
Q

4 electron groups 1st combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 4 bonds, 0 lone pairs
  • AX4
  • Tetrahedral
  • 109.5 degrees
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
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9
Q

4 electron groups, 2nd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 3 bonds, 1 lone pair
  • AX3E
  • Trigonal Pyramidal
  • <109.5 degrees
  • Polar
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10
Q

4 electron groups, 3rd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 2 bonds, 2 lone pair
  • AX2E2
  • Bent
  • <109.5 degrees
  • Polar
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11
Q

5 electron groups, 1st combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 5 bonds, 0 lone pairs
  • AX5
  • Trigonal Bipyramidal
  • 120 degrees eq, 90 degrees ax
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
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12
Q

5 electron groups, 2nd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 4 bonds, 1 lone pair
  • AX4E
  • Seesaw
  • <120 degrees eq, <90 degrees ax
  • Polar
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13
Q

5 electron groups, 3rd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 3 bonds, 2 lone pair
  • AX3E2
  • T-shaped
  • <90 degrees
  • Polar
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14
Q

5 electron groups, 4th combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 2 bonds, 3 lone pair
  • AX2E3
  • Linear
  • 180 degrees
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
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15
Q

6 electron groups, 1st combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

A
  • 6 bonds, 0 lone pairs
  • AX6
  • Octahedral
  • 90 degrees
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
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16
Q

6 electron groups, 2nd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

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A
  • 5 bonds, 1 lone pair
  • AX5E
  • Square pyramidal
  • <90 degrees
  • Polar
17
Q

6 electron groups, 3rd combination
- Bonds & Lone Pairs
- AXE
- Molecular Shape
- Bond Angles
- Polarity

Study These Flashcards
A
  • 4 bonds, 2 lone pair
  • AX4E2
  • Square planar
  • 90 degrees
  • Nonpolar IF ALL CENTRAL BONDS ARE TO SAME ATOM
18
Q

5 Electron Groups on Central Atom:
- General Shape name
- Combinations

Study These Flashcards
A
  • Trigonal Bipyramidal
  • 4 combinations
19
Q

6 Electron Groups on Central Atom:
- General Shape name
- Combinations

Study These Flashcards
A
  • Octahedral
  • 3 combinations
20
Q

2 Electron Group:
Combo Names

21
Q

3 Electron Group:
Combo Names

Study These Flashcards
A
  • Trigonal Planar
  • Bent
22
Q

4 Electron Group:
Combo Names

Study These Flashcards
A
  • Tetrahedral
  • Trigonal Pyramidal
  • Bent
23
Q

5 Electron Group:
Combo Names

Study These Flashcards
A
  • Trigonal Bipyramidal
  • Seesaw
  • T-shaped
  • Linear
24
Q

6 Electron Group:
Combo Names

Study These Flashcards
A
  • Octahedral
  • Square pyramidal
  • Square planar

Chemistry (2 decks)

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