{{위키데이터 속성 추적}}
'''[[브로민]]'''(Br)은 두 개의 안정 동위 원소 <sup>79</sup>Br, <sup>81</sup>Br와 30 개의 불안정 동위 원소가 알려져 있다. 불안정 동위 원소 중 [[반감기]]가 가장 긴 것은 57.036 시간의 <sup>77</sup>Br이다.

== 표 ==
{| class="wikitable" style="font-size:95%; white-space:nowrap"
! rowspan="2" | 핵종<br />기호
! Z([[양성자|p]])
! N([[중성자|n]])
! &nbsp;<br />동위 원소 질량 (u)<br />&nbsp;
! rowspan="2" | 반감기
! rowspan="2" | 붕괴<br />방식<ref>http://www.nucleonica.net/unc.aspx</ref><ref group="n">약자:<br />IT: [[이성질핵 전이]]</ref>
! rowspan="2" | 붕괴<br />생성물<ref group="n">굵은 글꼴은 안정 동위 원소</ref>
! rowspan="2" | 핵<br />스핀
! rowspan="2" | 전형적<br />동위 원소<br />구성비<br />(몰 분율)
! rowspan="2" | 자연적<br />구성비<br />변동 범위<br />(몰 분율)
|-
! colspan="3" | 들뜬 에너지
|-
| <sup>66</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 31
|
|
| [[양성자 붕괴|p]]
| <sup>65</sup>Se
|
|
|
|-
| <sup>67</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 32
| 66.96479(54)#
|
| p
| <sup>66</sup>Se
| 1/2−#
|
|
|-
| <sup>68</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 33
| 67.95852(38)#
| <1.2 µs
| p
| <sup>67</sup>Se
| 3+#
|
|
|-
| <sup>69</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 34
| 68.95011(11)#
| <24 ns
| p
| <sup>68</sup>Se
| 1/2−#
|
|
|-
| <sup>70</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 35
| 69.94479(33)#
| 79.1(8) ms
| [[베타 붕괴|β<sup>+</sup>]]
| <sup>70</sup>Se
| 0+#
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>70m</sup>Br
| rowspan=2 colspan="3" style="text-indent:2em" | 2292.2(8) keV
| rowspan=2|2.2(2) s
| β<sup>+</sup>
| <sup>70</sup>Se
| rowspan=2|(9+)
| rowspan=2|
| rowspan=2|
|-
| [[이성질핵 전이|IT]]
| <sup>70</sup>Br
|-
| <sup>71</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 36
| 70.93874(61)
| 21.4(6) s
| β<sup>+</sup>
| <sup>71</sup>Se
| (5/2)−
|
|
|-
| <sup>72</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 37
| 71.93664(6)
| 78.6(24) s
| β<sup>+</sup>
| <sup>72</sup>Se
| 1+
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>72m</sup>Br
| rowspan=2 colspan="3" style="text-indent:2em" | 100.92(3) keV
| rowspan=2|10.6(3) s
| IT (>99.9%)
| <sup>72</sup>Br
| rowspan=2|1−
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (<0.1%)
| <sup>72</sup>Se
|-
| <sup>73</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 38
| 72.93169(5)
| 3.4(2) min
| β<sup>+</sup>
| <sup>73</sup>Se
| 1/2−
|
|
|-
| <sup>74</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 39
| 73.929891(16)
| 25.4(3) min
| β<sup>+</sup>
| '''<sup>74</sup>Se'''
| (0−)
|
|
|-
| style="text-indent:1em" | <sup>74m</sup>Br
| colspan="3" style="text-indent:2em" | 13.58(21) keV
| 46(2) min
| β<sup>+</sup>
| '''<sup>74</sup>Se'''
| 4(+#)
|
|
|-
| <sup>75</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 40
| 74.925776(15)
| 96.7(13) min
| β<sup>+</sup>
| <sup>75</sup>Se
| 3/2−
|
|
|-
| <sup>76</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 41
| 75.924541(10)
| 16.2(2) h
| β<sup>+</sup>
| '''<sup>76</sup>Se'''
| 1−
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>76m</sup>Br
| rowspan=2 colspan="3" style="text-indent:2em" | 102.58(3) keV
| rowspan=2|1.31(2) s
| IT (99.4%)
| <sup>76</sup>Br
| rowspan=2|(4)+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (0.6%)
| '''<sup>76</sup>Se'''
|-
| <sup>77</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 42
| 76.921379(3)
| 57.036(6) h
| β<sup>+</sup>
| '''<sup>77</sup>Se'''
| 3/2−
|
|
|-
| style="text-indent:1em" | <sup>77m</sup>Br
| colspan="3" style="text-indent:2em" | 105.86(8) keV
| 4.28(10) min
| IT
| <sup>77</sup>Br
| 9/2+
|
|
|-
| rowspan=2|<sup>78</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 43
| rowspan=2|77.921146(4)
| rowspan=2|6.46(4) min
| β<sup>+</sup> (99.99%)
| '''<sup>78</sup>Se'''
| rowspan=2|1+
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup> (0.01%)
| '''<sup>78</sup>Kr'''
|-
| style="text-indent:1em" | <sup>78m</sup>Br
| colspan="3" style="text-indent:2em" | 180.82(13) keV
| 119.2(10) µs
|
|
| (4+)
|
|
|-
| <sup>79</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 44
| 78.9183371(22)
| colspan=3 align=center|'''안정'''
| 3/2−
| 0.5069(7)
|
|-
| style="text-indent:1em" | <sup>79m</sup>Br
| colspan="3" style="text-indent:2em" | 207.61(9) keV
| 4.86(4) s
| IT
| '''<sup>79</sup>Br'''
| (9/2+)
|
|
|-
| rowspan=2|<sup>80</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 45
| rowspan=2|79.9185293(22)
| rowspan=2|17.68(2) min
| β<sup>−</sup> (91.7%)
| '''<sup>80</sup>Kr'''
| rowspan=2|1+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (8.3%)
| '''<sup>80</sup>Se'''
|-
| style="text-indent:1em" | <sup>80m</sup>Br
| colspan="3" style="text-indent:2em" | 85.843(4) keV
| 4.4205(8) h
| IT
| <sup>80</sup>Br
| 5−
|
|
|-
| <sup>81</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 46
| 80.9162906(21)
| colspan=3 align=center|'''안정'''
| 3/2−
| 0.4931(7)
|
|-
| style="text-indent:1em" | <sup>81m</sup>Br
| colspan="3" style="text-indent:2em" | 536.20(9) keV
| 34.6(28) µs
|
|
| 9/2+
|
|
|-
| <sup>82</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 47
| 81.9168041(21)
| 35.282(7) h
| β<sup>−</sup>
| '''<sup>82</sup>Kr'''
| 5−
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>82m</sup>Br
| rowspan=2 colspan="3" style="text-indent:2em" | 45.9492(10) keV
| rowspan=2|6.13(5) min
| IT
| <sup>82</sup>Br
| rowspan=2|2−
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>
| '''<sup>82</sup>Kr'''
|-
| <sup>83</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 48
| 82.915180(5)
| 2.40(2) h
| β<sup>−</sup>
| '''<sup>83</sup>Kr'''
| 3/2−
|
|
|-
| style="text-indent:1em" | <sup>83m</sup>Br
| colspan="3" style="text-indent:2em" | 3068.8(6) keV
| 700(100) ns
|
|
| (19/2−)
|
|
|-
| <sup>84</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 49
| 83.916479(16)
| 31.80(8) min
| β<sup>−</sup>
| '''<sup>84</sup>Kr'''
| 2−
|
|
|-
| style="text-indent:1em" | <sup>84m1</sup>Br
| colspan="3" style="text-indent:2em" | 320(10) keV
| 6.0(2) min
| β<sup>−</sup>
| '''<sup>84</sup>Kr'''
| 6−
|
|
|-
| style="text-indent:1em" | <sup>84m2</sup>Br
| colspan="3" style="text-indent:2em" | 408.2(4) keV
| <140 ns
|
|
| 1+
|
|
|-
| <sup>85</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 50
| 84.915608(21)
| 2.90(6) min
| β<sup>−</sup>
| <sup>85</sup>Kr
| 3/2−
|
|
|-
| <sup>86</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 51
| 85.918798(12)
| 55.1(4) s
| β<sup>−</sup>
| '''<sup>86</sup>Kr'''
| (2−)
|
|
|-
| rowspan=2|<sup>87</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 52
| rowspan=2|86.920711(19)
| rowspan=2|55.65(13) s
| β<sup>−</sup> (97.48%)
| <sup>87</sup>Kr
| rowspan=2|3/2−
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, [[중성자 방출|n]] (2.52%)
| '''<sup>86</sup>Kr'''
|-
| rowspan=2|<sup>88</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 53
| rowspan=2|87.92407(4)
| rowspan=2|16.29(6) s
| β<sup>−</sup> (93.42%)
| <sup>88</sup>Kr
| rowspan=2|(2−)
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (6.48%)
| <sup>87</sup>Kr
|-
| style="text-indent:1em" | <sup>88m</sup>Br
| colspan="3" style="text-indent:2em" | 272.7(3) keV
| 5.4(7) µs
|
|
|
|
|
|-
| rowspan=2|<sup>89</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 54
| rowspan=2|88.92639(6)
| rowspan=2|4.40(3) s
| β<sup>−</sup> (86.2%)
| <sup>89</sup>Kr
| rowspan=2|(3/2−,5/2−)
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (13.8%)
| <sup>88</sup>Kr
|-
| rowspan=2|<sup>90</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 55
| rowspan=2|89.93063(8)
| rowspan=2|1.91(1) s
| β<sup>−</sup> (74.8%)
| <sup>90</sup>Kr
| rowspan=2|
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (25.2%)
| <sup>89</sup>Kr
|-
| rowspan=2|<sup>91</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 56
| rowspan=2|90.93397(8)
| rowspan=2|541(5) ms
| β<sup>−</sup> (80%)
| <sup>91</sup>Kr
| rowspan=2|3/2−#
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (20%)
| <sup>90</sup>Kr
|-
| rowspan=2|<sup>92</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 57
| rowspan=2|91.93926(5)
| rowspan=2|0.343(15) s
| β<sup>−</sup> (66.9%)
| <sup>92</sup>Kr
| rowspan=2|(2−)
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (33.1%)
| <sup>91</sup>Kr
|-
| rowspan=2|<sup>93</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 58
| rowspan=2|92.94305(32)#
| rowspan=2|102(10) ms
| β<sup>−</sup> (89%)
| <sup>93</sup>Kr
| rowspan=2|3/2−#
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (11%)
| <sup>92</sup>Kr
|-
| rowspan=2|<sup>94</sup>Br
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 59
| rowspan=2|93.94868(43)#
| rowspan=2|70(20) ms
| β<sup>−</sup> (70%)
| <sup>94</sup>Kr
| rowspan=2|
| rowspan=2|
| rowspan=2|
|-
| β<sup>−</sup>, n (30%)
| <sup>93</sup>Kr
|-
| <sup>95</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 60
| 94.95287(54)#
| 50# ms [>300 ns]
|
|
| 3/2−#
|
|
|-
| <sup>96</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 61
| 95.95853(75)#
| 20# ms [>300 ns]
|
|
|
|
|
|-
| <sup>97</sup>Br
| style="text-align:right" | 35
| style="text-align:right" | 62
| 96.96280(86)#
| 10# ms [>300 ns]
|
|
| 3/2−#
|
|
|}
<references group="n" />

== 각주 ==
{{각주}}

{{동위 원소 색인}}

{{전거 통제}}

[[분류:브로민|동위 원소]]
[[분류:브로민 동위 원소| ]]
[[분류:원소별 동위 원소 목록]]