Formula |
color |
symmetry |
space group |
No |
Pearson symbol |
a (pm) |
b (pm) |
c (pm) |
Z |
density, g/cm3 |
Pa |
silvery-gray |
tetragonal[1] |
I4/mmm |
139 |
tI2 |
392.5 |
392.5 |
323.8 |
2 |
15.37 |
PaO |
|
rocksalt[27] |
Fm3m |
225 |
cF8 |
496.1 |
|
|
4 |
13.44 |
PaO2 |
black |
fcc[27] |
Fm3m |
225 |
cF12 |
550.5 |
|
|
4 |
10.47 |
Pa2O5 |
white |
|
Fm3m[27] |
225 |
cF16 |
547.6 |
547.6 |
547.6 |
4 |
10.96 |
Pa2O5 |
white |
|
orthorhombic[27] |
|
|
692 |
402 |
418 |
|
|
PaH3 |
black |
cubic[27] |
Pm3n |
223 |
cP32 |
664.8 |
664.8 |
664.8 |
8 |
10.58 |
PaF4 |
brown-red |
monoclinic[27] |
C2/c |
15 |
mS60 |
|
|
|
2 |
|
PaCl4 |
green-yellow |
tetragonal[36] |
I41/amd |
141 |
tI20 |
837.7 |
837.7 |
748.1 |
4 |
4.72 |
PaBr4 |
brown |
tetragonal[37][38] |
I41/amd |
141 |
tI20 |
882.4 |
882.4 |
795.7 |
|
|
PaCl5 |
yellow |
monoclinic[39] |
C2/c |
15 |
mS24 |
797 |
1135 |
836 |
4 |
3.74 |
PaBr5 |
red |
monoclinic[38][40] |
P21/c |
14 |
mP24 |
838.5 |
1120.5 |
1214.6 |
4 |
4.98 |
PaOBr3 |
|
monoclinic[38] |
C2 |
|
|
1691.1 |
387.1 |
933.4 |
|
|
Pa(PO3)4 |
|
orthorhombic[41] |
|
|
|
696.9 |
895.9 |
1500.9 |
|
|
Pa2P2O7 |
|
cubic[41] |
Pa3 |
|
|
865 |
865 |
865 |
|
|
Pa(C8H8)2 |
golden-yellow |
monoclinic[42] |
|
|
|
709 |
875 |
1062 |
|
|