ORGANIC 1: Chapter 1: Hybridization & Bonding

Question 1

What is the hybridization of the indicated atom?

Answer 1

sp²

Question 2

What is the hybridization of the indicated atom?

Answer 2

sp³

Question 3

What is the hybridization of the indicated atom?

Answer 3

sp³

Question 4

What is the hybridization of the indicated atom?

Answer 4

sp

Question 5

What is the hybridization of the indicated atom?

Answer 5

sp

Question 6

What is the hybridization of the indicated atom?

Answer 6

sp³

Question 7

What is the hybridization of the indicated atom?

Answer 7

sp³

Question 8

What is the hybridization of the indicated atom?

Answer 8

sp²

Question 9

What is the hybridization of the indicated atom?

Answer 9

sp³

Question 10

What is the hybridization of the indicated atom?

Answer 10

sp²

Question 11

What is the hybridization of the indicated atom?

Answer 11

sp³

Question 12

What is the relationship between bond length & bond strength?

Answer 12

The shorter the bond, the stronger it is and

the longer the bond, the weaker it is

Question 13

Which of the indicated bonds in the molecule shown below is the longest?

Answer 13

A

Question 14

Which of the indicated bonds in the molecule shown below is the shortest?

Answer 14

C

Question 15

Which of the indicated bonds in the molecule shown below is the strongest?

Answer 15

C

Question 16

Which of the indicated bonds in the molecule shown below is the weakest?

Answer 16

A

Question 17

Sigma bonds are formed from the overlap of _______ orbitals.

Answer 17

Hybrid orbitals (sp, sp², sp³, etc.) or atomic orbitals (hydrogen-hydrogen/carbon-hydrogen)

Question 18

Pi bonds are formed from the overlap of _______ orbitals.

Answer 18

P orbitals

Question 19

What type of bonding is depicted below?

Answer 19

Sigma bonding

Question 20

What type of bonding is depectied below?

Answer 20

Sigma anti-bonding

Question 21

What type of bonding is depectied below?

Answer 21

Pi bonding

Question 22

What type of bonding is depectied below?

Answer 22

Pi anti-bonding

Question 23

What is the formula to calculate formal charge?

Answer 23

Formal Charge = # valence electrons - # bonds - # electrons

or

Formal Charge = # valence electrons - # lines - # dots

Question 24

What is the formal charge of the indicated atom?

Answer 24

0

Question 25

What is the formal charge of the indicated atom?

Answer 25

+1

Question 26

What is the formal charge of the indicated atom?

Answer 26

+1

Question 27

What is the formal charge of the indicated atom?

Answer 27

+1

Question 28

What is the formal charge of the indicated atom?

Answer 28

-1

Question 29

# Define Constitutional Isomers

Answer 29

Molecules that have the same molecular formula but different connectivity

Question 30

How many valence electrons does oxygen have?

Answer 30

6

Question 31

How many valence electrons does nitrogen have?

Answer 31

5

Question 32

How many valence electrons does carbon have?

Answer 32

4

Question 33

# Define Condensed Structure

Answer 33

Structural representation that omits some/all covalent bonds and displays all atoms bound to a carbon in the list next to it. (i.e. CH₃CH₃)

Question 34

# Bond Angle & Geometry sp²

Answer 34

120°, trigonal planar

Question 35

# Bond Angle & Geometry sp³

Answer 35

109.5°, tetrahedral

Question 36

# Bond Angle & Geometry sp

Answer 36

180°, linear

Question 37

What hybridization does an atom have if it has 3 regions of electron density?

Answer 37

sp²

Question 38

What hybridization does an atom have if it has 4 regions of electron density?

Answer 38

sp³

Question 39

What hybridization does an atom have if it has 2 regions of electron density?

Answer 39

sp

Question 40

How many atoms in the molecule below display tetrahedral geometry?

Answer 40

6 atoms (all sp³ hybridized atoms)

Question 41

What molecular geometry does the indicated atom display?

Answer 41

Trigonal planar (sp² hybridized)

Question 42

What type of bonding is depicted below?

Answer 42

Sigma bonding

Question 43

What type of bonding is depicted below?

Answer 43

Sigma anti-bonding

Question 44

What orbitals overlap to form the C-C bond in ethane (CH3CH3)?

Answer 44

sp3-sp3

Question 45

What orbitals overlap to form the C-H bond in ethane (CH3CH3)?

Answer 45

sp3-s

Question 46

What orbitals overlap to form the C-C bond in ethene (CH2=CH2)?

Answer 46

Sigma: sp2-sp2 Pi: p-p

Question 47

What orbitals overlap to form the C-H bond in ethene (CH2=CH2)?

Answer 47

sp2-s

Question 48

What orbitals overlap to form the C-C bond in ethyne (CH≡CH)?

Answer 48

Sigma: sp-sp Pi: p-p x2

Question 49

What orbitals overlap to form the C-H bond in ethyne (CH≡CH)?

Answer 49

sp-s

Question 50

What is the hybridization of the indicated atom?

Answer 50

sp

Question 51

How many hydrogens are present on the indicated atom?

Answer 51

0 hydrogens

Question 52

What orbital does the lone pair on the carbon occupy?

Answer 52

sp

Question 53

How many hydrogens are present on the indicated atom?

Answer 53

1 hydrogen

Question 54

How many hydrogens are present on the indicated atom?

Answer 54

3 hydrogens

Question 55

What is the formal charge of the indicated atom?

Answer 55

+1

Question 56

What is the formal charge of the indicated atom?

Answer 56

+1

Question 57

What is the formal charge of the indicated atom?

Answer 57

0

Question 58

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 58

Two lone pairs (4 total electrons)

Question 59

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 59

Three lone pairs (6 total electrons)

Question 60

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 60

One lone pair (2 total electrons)

Question 61

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 61

Two lone pairs (4 total electrons)

Question 62

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 62

One lone pair (2 total electrons)

Question 63

Given the formal charge of the indicated atom, how many lone pairs are present?

Answer 63

Two lone pairs (4 total electrons)