Carbon Bonding Flashcards

1
Q

What is a wavefunction?

A

Its just a mathematical description of where electrons are most likely to be. (describes shape of an orbital)

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2
Q

How does Carbon hybridise?

A

its S and P orbitals merge to form 4 degenerate orbitals. This is what allows carbon to form 4 bonds. It forms bonds to be more stable (octet)

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3
Q

Bond angle of tetrahedral carbon?

A

109.5 degrees

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4
Q

Is the c-c bond strong? which is stronger, c-c or c-h

A

C-c is really strong, takes a lot of energy to break but c-h is even stronger

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5
Q

iupac stem names

A
meth
eth
prop
but
pent
hex
hept
oct
non
dec
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6
Q

What does degenerate mean?

A

all the same energy level

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7
Q

What is a heteroatom?

A

an atom that isn’t carbon or hydrogen

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8
Q

do you need to draw lone pairs on skeletal structures?

A

No

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9
Q

How many electrons per orbital?

A

2 with opposite spins

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10
Q

Does making a bond lower or higher the energy?

A

Lower, the system becomes more stable

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11
Q

What type of hybridised orbitals does carbon usually form?

A

sp3 hybridised. Means one s three p’s all at same energy level (degenerate)

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12
Q

What type of bonds formed between 2 sp3 hybridised carbons?

A

A Sigma bond

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13
Q

What type of bonds formed between 2 sp2 hybridised carbons?

A

A sigma and a pi

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14
Q

What type of bonds formed between 2 sp hybridised carbons?

A

A sigma and two pi bonds

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15
Q

How many electrons per orbital?

A

2 with opposite spins

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16
Q

What does a wedged line on a drawing mean?

A

That the bond is coming towards you

17
Q

What is a bond?

A

Overlapping of atomic orbitals to form molecular orbitals

18
Q

Bond angle of hybridised sp2 orbitals from each other?

A

120 degrees

19
Q

Bond angl eof hybridised sp3 orbitals from each other?

A

109.5 degrees

20
Q

Where do pi bonds form in sp

A

The two unhybridised p orbitals