Periodic Table/Calcium/⁵⁷Ca

← 56Ca58Ca →

⁵⁷Ca

Calcium-57

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

20

Neutrons (N)

37

Mass Number (A)

57

Atomic Mass

56.992958AMU

Spin / Parity

5/2-

Binding E/A

7.733keV

Natural Abundance

Trace / None

Half-life

Unknown

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

β⁻

β⁻n

2n

Decay Chain

⁵⁷CaCalcium?

β⁻

β⁻n⁵⁶Sc

2n⁵⁵Ca

⁵⁷ScScandium22.0 ms

β⁻100.0%

β⁻n⁵⁶Ti

2n⁵⁵Sc

⁵⁷TiTitanium95.0 ms

β⁻100.0%

β⁻n⁵⁶V

⁵⁷VVanadium350 ms

β⁻100.0%

β⁻n⁵⁶Cr

⁵⁷CrChromium21.1 s

β⁻100.0%

⁵⁷MnManganese1.42 min

β⁻100.0%

⁵⁷FeIronSTABLE

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

Other Isotopes of Calcium

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61

← Back to CalciumData: IAEA NDS · ENSDF