Valence Shell Electron Pair Repulsion Theory

Question 1

Lewis dot is

Answer 1

2d

Question 2

Molecular geometry is the _ arrangement of atoms within a molecule

Answer 2

3d

Question 3

VSEPR acronym

Answer 3

Valence Shell Electron Pair Repulsion

Question 4

VSEPR allows scientists to predict the 3D shape of a

Answer 4

Molecule that is centered around a central atom

Question 5

VSEPR shows a molecule’s appearance in the

Answer 5

3d

Question 6

Electrons repel each other so round an atom they need to find

Answer 6

Positions with smallest repulsion

Question 7

VSEPR rule electron pairs in valence shell of an atom will

Answer 7

Repel or move away from each other

Question 8

VSEPR rule, nonbonded electron pairs are found closer to atom and

Answer 8

Exhibit more repulsion than bonded pairs

Question 9

VSEPR molecules have _ basic shapes

Answer 9

5

Question 10

VSEPR shapes (L,TP)

Answer 10

Linear

Trigonal planar

Question 11

VSEPR shapes (T,TB)

Answer 11

Tetrahedral

Trigonal bipyramidal

Question 12

VSEPR shapes (O)

Answer 12

Octahedral

Question 13

_ are treated just like single bonds in VSEPR diagram (2)

Answer 13

Double covalent bonds

Triple covalent bonds

Question 14

How double and triple covalent bonds are treated the same as single in VSEPR

Answer 14

Represented with a single bar

Question 15

Atoms arrange themselves to be as _ as possible

Answer 15

Far away from each other

Question 16

Beryllium fluoride has _ bonds

Answer 16

Two

Question 17

The fluorine atom wants to be as far away from each other as possible otherwise

Answer 17

Their electrons will repel

Question 18

Being as far away as possible, fluorine atoms occupy _ degree angle

Answer 18

180 (linear)

Question 19

BF3 has three bonds, so _ doesn’t work

Answer 19

Linear

Question 20

VSEPR shapes are formed by

Answer 20

Bonded atoms wanting to be as far away from each other as possible

Question 21

3 atoms bonded make a _ shape

Answer 21

Triangle

Question 22

Trigonal planar have _ degrees

Answer 22

120

Question 23

4 around a central atom is _ around carbon

Answer 23

4 hydrogen

Question 24

Once we have 4 around a central atom, we utilize

Answer 24

Third dimension