Salwer as en cheemisk element mä det ufkörtang Ag (faan Argentum) an det atoomnumer 47. Hat as en auergungsmetal.
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| Eegenskapen |
|
|
| Algemian |
| Nööm, Symbool, Numer |
Salwer, Ag, 47 |
| Seerie |
Auergungsmetal |
| Skööl, Periode, Blook |
11, 5, d |
| Klöör, Skak |
salwer-witj metalen |
| CAS-Numer |
7440-22-4 |
| ATC-Code |
D08 AL30 |
| Uundial |
0,079 ppm[1] |
| Atomaar [2] |
| Atoommase |
107,8682(2)[3] u |
| Atoomraadius (bereegent) |
160 (165) pm |
| Kovalent-Raadius |
145 pm |
| Van der Waals-Raadius |
172 pm |
| Elektroonen |
[Kr] 4d105s1 |
| Energii |
4,26 eV[4] |
| 1. Ionisiarang |
731,0 kJ/mol |
| 2. Ionisiarang |
2070 kJ/mol |
| 3. Ionisiarang |
3361 kJ/mol |
| Füsikaalisk [5] |
| Tustant |
fääst |
| Kristal |
kuubisk |
| Sachthaid |
10,49 g/cm3 (20 °C)[6] |
| Hardhaid |
2,5 bis 3 |
| Magnetismus |
diamagneetisk (Χm = −2,4 · 10−5)[7] |
| Smoltponkt |
1234,93 K (961,78 °C) |
| Köögponkt |
2483 K[8] K (2210 °C) |
| Molaar Rüm |
10,27 · 10−6 m3/mol |
| Dampwaremk |
254 kJ/mol[8] kJ/mol |
| Smoltwaremk |
11,3 kJ/mol |
| Faard faan a tuun |
2600 m/s |
| Waremk |
235 (25 °C, Druck konst.) J/(kg · K) |
| Elektrisk struumfeerang |
61,35 · 106 A/(V · m) |
| Waremkfeerang |
430 W/(m · K) |
| Cheemisk [9] |
| Oksidatsionstustant |
+1, +2, +3 |
| Oksiiden |
Ag2O, Ag2O2 |
| Sür of baasisk |
amfoteer |
| Normoolpotentiaal |
0,7991 V (Ag+ + e− → Ag) |
| Elektronegatiwiteet |
1,93 (Pauling-Skala) |
| Isotoopen |
| Isotoop |
NH |
t1/2 |
Aktiwiteet |
Energii (MeV) |
Produkt |
| 105Ag |
{syn.}
| 41,29 d | ε | 1,346 | 105Pd |
| 106Ag |
{syn.}
| 23,96 min | ε | 2,965 | 106Pd | | β− | 0,195 | 106Cd |
| 106mAg |
{syn.}
| 8,28 d | ε | 3,055 | 106Pd | | IT | 0,090 | 106Ag |
| 107Ag |
51,839 %
|
stabiil |
| 108Ag |
{syn.}
| 2,37 min | β− | 1,649 | 108Cd | | ε | 1,918 | 108Pd |
| 108mAg |
{syn.}
| 418 a | ε | 2,027 | 108Pd | | IT | 0,109 | 108Ag |
| 109Ag |
48,161 %
|
stabiil |
| 110Ag |
{syn.}
| 24,6 s | β− | 2,892 | 110Cd | | ε | 0,893 | 110Pd |
| 110mAg |
{syn.}
| 249,79 d | β− | 3,010 | 110Cd | | IT | 0,118 | 110Ag |
| 111Ag |
{syn.}
| 7,45 d | β− | 1,037 | 111Cd |
|
| Muar isotoopen bi List faan isotoopen |
| NMR-Eegenskapen |
| |
Spin (I) |
γ uun rad·T−1·s−1 |
Er(1H) |
fL bi B = 4,7 T uun MHz |
| 107Ag |
1/2 |
−1,089 · 107 |
3,5 · 10−5 |
4,05 |
| 109Ag |
1/2 |
−1,252 · 107 |
4,95 · 10−5 |
4,65 |
|
| Seekerhaid |
|
|
| Muar wäärnangen |
| MAK-miat | Sweits: 0,1 mg·m−3 (stoof)[11] |
| Miast wurd SI-ianhaiden brükt. |
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