İzospin || Çeşni || İsim || Sembol || Yük / e || Kütle / MeV.c-2 |- | 1 || + 1/2 || Iz=+1/2 || Up || u || + 2/3 || 1.5 to 4.0 |- | 1 || aˆ’ 1/2 || Iz=aˆ’1/2 || Down || d || aˆ’ 1/3 || 4 to 8 |- | 2 || aˆ’ 1/2 || S=aˆ’1 || Strange || s || aˆ’ 1/3 || 80 to 130 |- | 2 || + 1/2 || C=1 || Charm || c || + 2/3 || 1150 to 1350 |- | 3 || aˆ’ 1/2 || Ba€²=aˆ’1 || Bottom || b || aˆ’ 1/3|| 4100 to 4400 |- | 3 || + 1/2||T=1 || Top || t || + 2/3 || 172700 ± 2900 |}
}