HYDROCARBONS
METALLOIDS
PROPERTIES
REACTIVITY
SOLUTIONS
STRUCTURE
SYNTHESIS
REACTIONS
COMPOUNDS
POLYMERS
CARBON
ATOMS
Y
Z
P
P
R
E
I
H
C
I
P
I
W
Y
Z
E
W
P
R
S
O
L
U
T
I
O
N
S
J
I
I
Q
E
Y
S
Q
W
V
E
P
O
L
Y
M
E
R
S
A
I
Z
E
D
H
H
O
R
A
M
A
J
Q
I
I
I
O
R
A
H
N
T
U
E
L
S
A
E
G
H
H
A
A
I
I
G
N
U
W
W
S
P
D
N
B
T
J
S
O
Y
S
Q
H
O
O
U
E
A
E
L
I
O
V
A
H
Y
T
Z
D
U
U
P
H
L
T
U
I
Z
E
I
B
L
C
N
W
R
B
R
M
I
Y
K
Z
U
T
E
P
T
F
L
V
T
E
A
U
O
O
Y
I
A
W
I
R
Q
V
C
Z
O
N
H
V
P
C
C
T
C
C
O
J
I
E
I
N
A
K
I
G
E
J
L
C
I
T
Q
A
I
H
O
P
I
F
E
I
D
H
S
E
N
V
A
L
U
U
R
O
A
O
T
S
R
R
S
S
I
E
I
D
E
R
S
R
W
B
Q
R
U
X
Q
C
U
E
S
T
M
O
F
A
B
N
E
I
O
P
C
S
G
K
I
U
C
U
D
P
D
T
J
O
S
B
C
N
V
Z
I
J
G
A
M
O
A
I
E
O
L
W
N
L
E
S
S
Z
E
E
E
Y
R
D
F
F
A
M
M
S
I
Q
I
M
H
S
X
R
P
E
W
L
O
Q
O
S
O
H
I
E
I
U
A
