Palladium(II) nitrate

Palladium(II) nitrate is the inorganic compound with the formula Pd(NO₃)₂.(H₂O)_x where x = 0 or 2. The anhydrous and dihydrate are deliquescent solids. According to X-ray crystallography, both compounds feature square planar Pd(II) with unidentate nitrate ligands. The anhydrous compound, which is a coordination polymer, is yellow.^[1][3]

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Palladium(II) nitrate

Names
IUPAC name Palladium(II) nitrate
Other names Palladium nitrate Palladous nitrate
Identifiers
CAS Number	10102-05-3 Y
3D model (JSmol)	Interactive image
ChemSpider	23306 Y
ECHA InfoCard	100.030.228
PubChem CID	24932
UNII	5G27LBZ05U N
CompTox Dashboard (EPA)	DTXSID60881413
InChI InChI=1S/2NO3.Pd/c2*2-1(3)4;/q2*-1;+2 Y Key: GPNDARIEYHPYAY-UHFFFAOYSA-N Y InChI=1/2NO3.Pd/c2*2-1(3)4;/q2*-1;+2 Key: GPNDARIEYHPYAY-UHFFFAOYAP
SMILES [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O
Properties
Chemical formula	Pd(NO3)2
Molar mass	230.43 g/mol
Appearance	yellow solid
Density	3.546 g/cm3[1]
Melting point	Decomposes >100 °C
Solubility in water	Soluble
Hazards
Occupational safety and health (OHS/OSH):
Main hazards	Irritant, possibility of allergic reaction
GHS labelling:[2]
Pictograms
Signal word	Danger
Hazard statements	H271, H272, H290, H302, H314, H410
Precautionary statements	P210, P220, P234, P260, P264, P264+P265, P270, P273, P280, P283, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P306+P360, P316, P317, P321, P330, P363, P370+P378, P371+P380+P375, P390, P391, P405, P420, P501
Flash point	Non-flammable
Related compounds
Other anions	Palladium(II) chloride
Other cations	Nickel(II) nitrate
Related compounds	Silver nitrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

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As a solution in nitric acid, Pd(NO₃)₂ catalyzes the conversion of alkenes to dinitrate esters. Its pyrolysis affords palladium oxide.^[4]