Friday, 17 October 2014

Half life

Iodine 132 2 to 3 hours

Technitium 6 hours

Iodine 123 13 hours

Gold 2.7 days

Thallium chloride 3.1 days

Gallium 3.2 days

Radon 3.8 days

Xenon gas 5.2 days

Iodine 131 8 days

Phosporous 32 14.3 days

Iridium 74.5 days

Tantalum 115 days

Cobalt 69 5 years

Strontium 28 years

Caesium 30 years

Ra 1622 years

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