Bohrium
Isotopes

Bohrium

Section Title: Isotopes
Table Section Text: None

Isotope	Half-life	Decay mode	Discovery year	Reaction

260Bh	35 ms	α	2007	209Bi(52Cr,n)

261Bh	11.8 ms	α	1986	209Bi(54Cr,2n)

262Bh	84 ms	α	1981	209Bi(54Cr,n)

262mBh	9.6 ms	α	1981	209Bi(54Cr,n)

264Bh	0.97 s	α	1994	272Rg(—,2α)

265Bh	0.9 s	α	2004	243Am(26Mg,4n)

266Bh	0.9 s	α	2000	249Bk(22Ne,5n)

267Bh	17 s	α	2000	249Bk(22Ne,4n)

270Bh	61 s	α	2006	282Nh(—,3α)

271Bh	1.2 s	α	2003	287Mc(—,4α)

272Bh	9.8 s	α	2005	288Mc(—,4α)

274Bh	40 s	α	2009	294Ts(—,5α)

278Bh	11.5 min?	SF	1998?	290Fl(e−,νe3α)?

Sentence(s)

The Bohrium isotopes ²⁷⁰Bh and ²⁷⁴Bh have an half-lives of about 61 s and 40 s.

final_sentence: The Bohrium isotopes ²⁷⁰Bh and ²⁷⁴Bh have an half-lives of about 61 s and 40 s.