Periodic Table/Silver/¹²¹Ag

← 120Ag122Ag →

¹²¹Ag

Silver-121

Radioactive· Half-life: 777 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

47

Neutrons (N)

74

Mass Number (A)

121

Atomic Mass

120.920125AMU

Spin / Parity

7/2+

Binding E/A

8.184keV

Natural Abundance

Trace / None

Half-life

777 ms

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁻

100.0%

β⁻n

0.1%

Decay Chain

¹²¹AgSilver777 ms

β⁻100.0%

β⁻n¹²⁰Cd0.08%

¹²¹CdCadmium13.5 s

β⁻100.0%

¹²¹InIndium23.1 s

β⁻100.0%

¹²¹SnTin1.13 d

β⁻100.0%

¹²¹SbAntimonySTABLE

5-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Silver

92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133

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