Chapter 1 Lecture

Question 1

Draw lewis structure of CH3NH2

Answer 1

See note page 14

Question 2

Draw lewis structure of CH3SH

Answer 2

See note page 14

Question 3

Draw lewis structure of C2H5Br

Answer 3

See note page 14

Question 4

Draw lewis structure CH3+

Answer 4

See note page 14

Question 5

Draw lewis structure CH3O-

Answer 5

See note page 14

Question 6

Draw resonance structure of CH3CO2 and its resonance hybrid

Answer 6

See note page 15

Question 7

Draw two isomers of C2H6O

Answer 7

See note page 15

Question 8

Draw isomers of C2H4O2

Answer 8

See note page 15

Question 9

Draw the resonance structures (CH3)2CO and which on is the best?

Answer 9

See on note page 24

Question 10

Draw Resonance Structures of CH2CHCH2

Answer 10

See note page 25

Question 11

Draw resonance structure CH2COCH3 and which one is the major and minor

Answer 11

see page 25

Question 12

What is the hybridization of C

Answer 12

1s22s22p2

Question 13

Difference between sigma and pi bonds

Answer 13

sigma bonds connect straight through nucleuos and electrons
pi bonds overlap each other and are p bonds

Question 14

NH3 sp

Answer 14

sp3

Question 15

OH2

Answer 15

Sp3

Question 16

Draw the resonance structures and hybrid for CH2CHCH

Answer 16

See page 31

Question 17

Draw the resonance structure and hybrid of CH3OCH2

Answer 17

See page 31

Question 18

Draw resonance structure of CH3NO and hybrid

Question 19

What is the sp for BeH2 and its shape

Answer 19

sp linear

Question 20

What is the Sp for CHCH and its shape

Answer 20

Sp linear

Question 21

What is the sp and shape for BF3

Answer 21

sp2 and trigonal planar

Question 22

What is the sp and shape of CH2CH2

Answer 22

sp2 trigonal planar

Question 23

What is the sp and shape of CH4

Answer 23

sp3 tetrahedral

Question 24

What is the sp3 s character

Answer 24

25%

Question 25

What is the sp2 s character?

Answer 25

33%

Question 26

What is the sp s character

Answer 26

50%

Question 27

Why is it the more p you have the less s character you have

Answer 27

more p means demoting s

Question 28

What does the bond length do in a row

Answer 28

decreases as size decreases

Question 29

What does bond length do down a column

Answer 29

increases as size of atom increases

Question 30

What happens to bond strength bond length when s character increases and why

Answer 30

S is closer to nucleous

Question 31

What is electronegativty and how does it increase

Answer 31

measure of atoms attraction for electrons and increases left to right down to up on periodic table

Question 32

Is CH3OH polar or nonpolar?

Answer 32

Polar

Question 33

Is CO2 polar or non polar

Answer 33

Non polar