Shapes of Molecules (A level)

What does VSEPR stand for?

• Valence Shell Electron Pair Repulsion

• Valence Shell Emitting PRism

• Valence Shell Electron Pulse Replications

• Very Shocking Electron Party Rate

What 3D shape would water look like?

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What would the 3D shape of the Boron trifluoride molecule above?

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What is the name given to this 3D shape?

• Trigonal bipyramid

• Octahedral

• Tetrahedral

• Trigonal Planar

What is the bond angle of this molecule?

How many bonded electron pairs are around the central atom in a tetrahedral shape?

• 2

• 3

• 4

• 8

True or False

Water is a non-linear (or bent) molecule with a bond angle of 104.5 ^o

Which molecule could this be?

Hint: look at the number of atoms!

• Water - H₂O

• Methane - CH₄

• Ammonia - NH₃

• Nitrogen - N₂

Which 3D molecule shape looks the most like Mickey Mouse?

• Linear

• Trigonal

• Non-linear

• Tetrahedral

Which of these molecules has a linear shape? You may need to select more than one.

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