Bonding and Chemical Interactions

Question 1

linear

Answer 1

• 2 electron pairs

- 180 bond angle

Question 2

trigonal planar

Answer 2

• 3 electron pairs

- 120 bond angle

Question 3

tetrahedral

Answer 3

• 4 electron pairs

- 109.5 bond angle

Question 4

trigonal pyramidal

Answer 4

• 4 electron pairs
• 107 bond angle
• 1 nonbonding electron pair

Question 5

bent

Answer 5

• 4 electron pairs
• 104.5 bond angle
• 2 nonbonding electron pairs

Question 6

trigonal bipyramidal

Answer 6

• 5 electron pairs

- 180, 120, 90 bond angles

Question 7

octahedral

Answer 7

• 6 electron pairs

- 180, 90 bond angles

Question 8

amorphous solids

Answer 8

• glass and most polymers (plastic)

- lack any regularity in the arrangement of their submicroscopic particles

Question 9

crystalline solids

Answer 9

• very regular repeating pattern in the spatial arrangement of particle of which they are composed
• the small repeating unit in its pattern is called the unit cell (building blocks for crystals)

Question 10

if the name of an acid ends in -ic the anion will end in:

Answer 10

-ate

Question 11

if the name of an acid ends in -ous the anion will end it

Answer 11

-ite