Moscovium-288

Properties and data of the isotope ²⁸⁸Mc.

Content

General data

Name of the isotope:Moscovium-288; Mc-288Symbol:²⁸⁸Mc or 288115McMass number A:288 (= number of nucleons)Atomic number Z:115 (= number of protons)Neutrons N:173Isotopic mass:288.19288(58) u (atomic weight of Moscovium-288)Nuclide mass:288.1298045 u (calculated nuclear mass without electrons)Mass excess:179.66656 MeVMass defect:2.206029148 u (per nucleus)Nuclear binding energy:2054.90291519 MeV (per nucleus)
7.13507957 MeV (average binding energy per nucleon)Separation energy:S_N = 6.154(695) MeV (first neutron)
S_P = 1.552(817) MeV (first proton)Half-life:0.17 sDecay constant λ:4.077336356235 s^-1Specific activity α:8.525796482843 × 10⁺²¹ Bq g^-1
230426931968.73 Ci g^-1Spin and parity:
(nuclear angular momentum)Year of discovery:2004

Radioactive Decay

Half-life T_½ = 0.17 s respectively 1.7 × 10^-1 seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
α	²⁸⁴Nh	100 %	10.65(5) MeV

Occurrence

Comparison of the natural Moscovium isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):

	Atomic Mass m_a	Quantity	Half-life	Spin
Moscovium Isotopic mixture	288.19274 u	100 %
Isotope ²⁸⁸Mc	288.19288(58) u	100 %	0.17 s

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 173) and isobaric (same nucleon number A = 288) with Moscovium-288. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.