Alkenes Flashcards

(6 cards)

1
Q

Saturated or unsaturated?

A

Unsaturated

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2
Q

Pi or sigma bonds?

A

3/4 electrons have sigma bonds
1/4 electrons has a pi bond

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3
Q

What does the pi bond do?

A

locks the 2 carbon atoms in position and prevents them from rotating around the double bond

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4
Q

Shape around a double bond?

A

Trigonal planar
3 regions of electron density around each of the carbon atoms
3 regions repel as far apart as possible- bond angle = 120

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5
Q

What is a pi bond?

A

The sideways overlap of 2 p orbitals

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6
Q

Why is the shape and bonding that way?

A

Trigonal planar
3 regions of electron density around the carbon atoms
3 regions repel eachother as far apart as possible
120 degrees

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