Periodic Table/Mercury/²⁰³Hg

← 202Hg204Hg →

²⁰³Hg

Mercury-203

Radioactive· Half-life: 46.6 d

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

80

Neutrons (N)

123

Mass Number (A)

203

Atomic Mass

202.972872AMU

Spin / Parity

5/2-

Binding E/A

7.686keV

Natural Abundance

Trace / None

Half-life

46.6 d

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

β⁻

100.0%

Decay Chain

²⁰³HgMercury46.6 d

β⁻100.0%

²⁰³TlThalliumSTABLE

2-step decay chain → stable · Primary path shown

Other Isotopes of Mercury

170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216

← Back to MercuryData: IAEA NDS · ENSDF