Isotopes of Astatine (At)

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Isotopes of Astatine (At)

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Find list of stable and radioactive isotopes of different elements, half life period of its unstable or radioactive isotope, molecular weight, particle emitted during decay and more

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Astatine (At) has 31 istopes, they are
¹⁹³At, ¹⁹⁴At, ¹⁹⁵At, ¹⁹⁶At, ¹⁹⁷At, ¹⁹⁸At, ¹⁹⁹At, ²⁰⁰At, ²⁰¹At, ²⁰²At, ²⁰³At, ²⁰⁴At, ²⁰⁵At, ²⁰⁶At, ²⁰⁷At, ²⁰⁸At, ²⁰⁹At, ²¹⁰At, ²¹¹At, ²¹²At, ²¹³At, ²¹⁴At, ²¹⁵At, ²¹⁶At, ²¹⁷At, ²¹⁸At, ²¹⁹At, ²²⁰At, ²²¹At, ²²²At, ²²³At

Common Unstable Isotopes of Astatine (At) are

Element	Mass	Symbol	Decay Type	Half Life
Astatine	207	²⁰⁷At		1.80 hours
Astatine	208	²⁰⁸At		1.63 hours
Astatine	209	²⁰⁹At		5.41 hours
Astatine	210	²¹⁰At		8.1 hours
Astatine	211	²¹¹At		7.21 hours
Astatine	212	²¹²At	Alpha decay (a)	0.31 seconds
Astatine	213	²¹³At	Alpha decay (a)	125 nanoseconds
Astatine	214	²¹⁴At	Alpha decay (a)	558 nanoseconds
Astatine	217	²¹⁷At		0.0323 seconds
Astatine	218	²¹⁸At		2 seconds
Astatine	219	²¹⁹At	Alpha decay (a)	56 seconds
Astatine	220	²²⁰At		3.71 minute
Astatine	221	²²¹At		2.3 minute

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