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Argon
Critical Temperature of Meitnerium
Se (Symbol of Selenium)
53 (Atomic Number of Iodine)
Neel Point of Platinum in °C

P

Phosphorus

22 known isotopes (1 stable, 21 radioactive)

Show stable only

²⁵P

Mass

25.021675 u

Abundance

—

Half-life

30 nanoseconds

Spin/Parity

(1/2+)

Decay Mode(s)

Proton emission (100%)

²⁶P

Mass

26.011780 u

Abundance

—

Half-life

43.7 milliseconds

Spin/Parity

(3)+

Decay Mode(s)

EC/β⁺ (100%), ECP (36.8%), EC2P (2.16%)

²⁷P

Mass

26.999292 u

Abundance

—

Half-life

260 milliseconds

Spin/Parity

1/2+

Decay Mode(s)

EC/β⁺ (100%), β⁺p (0.07%)

²⁸P

Mass

27.992326 u

Abundance

—

Half-life

270.3 milliseconds

Spin/Parity

3+

Decay Mode(s)

EC/β⁺ (100%), ECP (0.0013%), ECA (0.00086%)

²⁹P

Mass

28.981800 u

Abundance

—

Half-life

4.142 seconds

Spin/Parity

1/2+

Decay Mode(s)

EC/β⁺ (100%)

³⁰P

Mass

29.978313 u

Abundance

—

Half-life

2.498 m

Spin/Parity

1+

Decay Mode(s)

EC/β⁺ (100%)

³¹P Stable

Mass

30.973762 u

Abundance

100.0000%

Half-life

Stable

Spin/Parity

1/2+

Decay Mode(s)

—

³²P

Mass

31.973908 u

Abundance

—

Half-life

14.268 d

Spin/Parity

1+

Decay Mode(s)

β⁻ (100%)

³³P

Mass

32.971726 u

Abundance

—

Half-life

25.35 d

Spin/Parity

1/2+

Decay Mode(s)

β⁻ (100%)

³⁴P

Mass

33.973646 u

Abundance

—

Half-life

12.43 seconds

Spin/Parity

1+

Decay Mode(s)

β⁻ (100%)

³⁵P

Mass

34.973314 u

Abundance

—

Half-life

47.3 seconds

Spin/Parity

1/2+

Decay Mode(s)

β⁻ (100%)

³⁶P

Mass

35.978260 u

Abundance

—

Half-life

5.6 seconds

Spin/Parity

4-

Decay Mode(s)

β⁻ (100%)

³⁷P

Mass

36.979607 u

Abundance

—

Half-life

2.31 seconds

Spin/Parity

(1/2+)

Decay Mode(s)

β⁻ (100%)

³⁸P

Mass

37.984303 u

Abundance

—

Half-life

0.64 seconds

Spin/Parity

(2-)

Decay Mode(s)

β⁻ (100%), β⁻n (12%)

³⁹P

Mass

38.986286 u

Abundance

—

Half-life

0.28 seconds

Spin/Parity

(1/2+)

Decay Mode(s)

β⁻ (100%), β⁻n (26%)

⁴⁰P

Mass

39.991262 u

Abundance

—

Half-life

150 milliseconds

Spin/Parity

(2- 3-)

Decay Mode(s)

β⁻ (100%), β⁻n (15.8%)

⁴¹P

Mass

40.994654 u

Abundance

—

Half-life

101 milliseconds

Spin/Parity

—

Decay Mode(s)

β⁻ (100%), β⁻n (30%)

⁴²P

Mass

42.001172 u

Abundance

—

Half-life

48.5 milliseconds

Spin/Parity

—

Decay Mode(s)

β⁻ (100%), β⁻n (50%)

⁴³P

Mass

43.005411 u

Abundance

—

Half-life

36.5 milliseconds

Spin/Parity

1/2+

Decay Mode(s)

β⁻ (100%), β⁻n (100%)

⁴⁴P

Mass

44.011927 u

Abundance

—

Half-life

18.5 milliseconds

Spin/Parity

—

Decay Mode(s)

Unknown

⁴⁵P

Mass

45.017134 u

Abundance

—

Half-life

200 nanoseconds

Spin/Parity

—

Decay Mode(s)

Unknown

⁴⁶P

Mass

46.024520 u

Abundance

—

Half-life

Unknown

Spin/Parity

—

Decay Mode(s)

β⁻ (100%)

Decay mode abbreviations:

β⁻ = Beta minus decay, β⁺ = Beta plus decay, EC = Electron capture, α = Alpha decay

n = Neutron emission, p = Proton emission, SF = Spontaneous fission, IT = Isomeric transition

Conversions Print

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18

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7

N

Sy

Name

Atomic Mass

Series

Metals

Nonmetals