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						 Half-life period of Yttrium (Y) | 
						
						
						
						
							
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							    | Find half-life period of radioactive isotopes of different elements; find its decay type and list of particle emitted. Half-life is the time required for a quantity of radioactive element to reduce to half of its initial value. |   
								
								
 Half-life period of Yttrium (Y)
| Element | Mass | Symbol | Decay Type | Half-Life | 
|---|
 | Yttrium | 106 | 106Y |  | 150 nanoseconds |  | Yttrium | 76 | 76Y |  | 200 nanoseconds |  | Yttrium | 87 | 87Y | Electron capture (e) | 3.35 days |  | Yttrium | 88 | 88Y | Electron capture (e) | 106.6 days |  | Yttrium | 90 | 90Y | Beta decay (ß-), Gamma decay | 2.67 days |  | Yttrium | 91 | 91Y | Beta decay (ß-), Gamma decay | 58.51 days |  | Yttrium | 91m | 91mY |  | 49.71 minutes |  | Yttrium | 92 | 92Y |  | 3.54 hours |  | Yttrium | 93 | 93Y |  | 10.1 hours  |  
  
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