Thulium(III) hydroxide

Identifiers

CAS Number

* 1311-33-7 Y

3D model (JSmol)

* Interactive image

ChemSpider |

* 66595 Y

EC Number |

* 215-190-2

PubChem CID

* 73966

UNII |

* Q0Q1UR916I

InChI

* InChI=1S/3H2O.Tm/h3*1H2;/q;;;+3/p-3 Y

Key: VZLHRXBDVXNVPC-UHFFFAOYSA-K Y

SMILES

* [OH-].[OH-].[OH-].[Tm+3]

Properties

Chemical formula

| Tm(OH)3
Molar mass | 219.958
Appearance  | green solid[1]
Related compounds

Other anions

| thulium oxide

Other cations

| erbium(III) hydroxide
ytterbium(III) hydroxide

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Infobox references

Thulium(III) hydroxide is an inorganic compound with the chemical formula Tm(OH)3.

## Chemical properties

Thulium(III) hydroxide reacts with acids and produces thulium(III) salts:

Tm(OH)3 \+ 3 H+ → Tm3+ \+ 3 H2O

Thulium(III) hydroxide decomposes to TmO(OH) at elevated temperature. Further decomposition produces Tm2O3.[1]

Structure of thulium(III) hydroxide

## References

1. ↑ 1.0 1.1 《无机化学丛书》. 第七卷 钪 稀土元素. 易宪武 等主编. 科学出版社. P168~171. (2)氢氧化物

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Hydroxides

| H2O |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | He

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LiOH | Be(OH)2 |  |  |  |  |  |  |  |  |  |  | B | C | NH3.H2O | O | F | Ne
NaOH | Mg(OH)2 |  |  |  |  |  |  |  |  |  |  | Al(OH)3 | Si | P | S | Cl | HArF (ArHF)
KOH | Ca(OH)2 | Sc(OH)3 | Ti | V | Cr(OH)2
Cr(OH)3 | Mn(OH)2 | Fe(OH)2
Fe(OH)3 | Co(OH)2 | Ni(OH)2 | CuOH
Cu(OH)2 | Zn(OH)2 | Ga(OH)3 | Ge(OH)2 | As | Se | Br | Kr
RbOH | Sr(OH)2 | Y(OH)3 | Zr(OH)4 | Nb | Mo | Tc | Ru | Rh | Pd | AgOH | Cd(OH)2 | In(OH)3 | Sn(OH)2
Sn(OH)4 | Sb(OH)3 | Te | I | Xe
CsOH | Ba(OH)2 | *  | Hf | Ta | W | Re | Os | Ir | Pt | Au(OH)3 | Hg(OH)2 | TlOH
Tl(OH)3 | Pb(OH)2
Pb(OH)4 | Bi(OH)3 | Po | At | Rn
Fr | Ra | **  | Rf | Db | Sg | Bh | Hs | Mt | Ds | Rg | Cn | Nh | Fl | Mc | Lv | Ts | Og |  |  |  |  |  |  |  |
|  | ↓ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| * | La(OH)3 | Ce(OH)3 | Pr(OH)3 | Nd(OH)3 | Pm(OH)3 | Sm(OH)3 | Eu(OH)3 | Gd(OH)3 | Tb(OH)3 | Dy(OH)3 | Ho(OH)3 | Er(OH)3 | Tm(OH)3 | Yb(OH)3 | Lu(OH)3 |
| ** | Ac | Th(OH)4 | Pa | UO2(OH)2 | Np | Pu | Am | Cm(OH)3 | Bk | Cf | Es | Fm | Md | No | Lr |

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