{{위키데이터 속성 추적}}
자연계에 존재하는 [[안티모니]]의 [[안정 동위 원소]]는 2종이며 <sup>121</sup>Sb와 <sup>123</sup>Sb가 존재한다.

<sup>125</sup>Sb는 [[반감기]]가 2.75856년으로 안티모니의 인공 방사성 동위 원소들 중 반감기가 가장 길다.

== 표 ==
{| class="wikitable" style="font-size:95%; white-space:nowrap"
! rowspan="2" | 핵자<br />수
! 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">약어:<br />IT: [[이성질핵 전이]]</ref>
! rowspan="2" | 붕괴 생성<br />동위 원소<ref group="n">안정 동위 원소는 굵은 글씨로 표기, 안정에 가까운 동위 원소의 반감기는 굵은 흘림체로 표기(우주의 나이보다 반감기가 긴 경우)</ref>
! rowspan="2" | 핵<br />스핀
! rowspan="2" | 자연계에 존재하는<br />동위 원소<br />범위<br />(몰 분율)
! rowspan="2" | 자연계에 존재하는<br />최대 범위<br />(몰 분율)
|-
! colspan="3" | 들뜬 에너지
|-
| <sup>103</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 52
| 102.93969(32)#
| 100# ms [>1.5 µs]
| [[베타 붕괴|β<sup>+</sup>]]
| <sup>103</sup>Sn
| 5/2+#
|
|
|-
| rowspan=4|<sup>104</sup>Sb
| rowspan=4 style="text-align:right" | 51
| rowspan=4 style="text-align:right" | 53
| rowspan=4|103.93647(39)#
| rowspan=4|0.47(13) s<br />[0.44(+15-11) s]
| β<sup>+</sup> (86%)
| <sup>104</sup>Sn
| rowspan=4|
| rowspan=4|
| rowspan=4|
|-
| [[양성자 방출|p]] (7%)
| <sup>103</sup>Sn
|-
| β<sup>+</sup>, p (7%)
| <sup>103</sup>In
|-
| [[알파 붕괴|α]] (<1%)
| <sup>100</sup>In
|-
| rowspan=3|<sup>105</sup>Sb
| rowspan=3 style="text-align:right" | 51
| rowspan=3 style="text-align:right" | 54
| rowspan=3|104.93149(11)
| rowspan=3|1.12(16) s
| β<sup>+</sup> (99%)
| <sup>105</sup>Sn
| rowspan=3|(5/2+)
| rowspan=3|
| rowspan=3|
|-
| p (1%)
| <sup>104</sup>Sn
|-
| β<sup>+</sup>, p (<1%)
| <sup>104</sup>In
|-
| <sup>106</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 55
| 105.92879(34)#
| 0.6(2) s
| β<sup>+</sup>
| <sup>106</sup>Sn
| (4+)
|
|
|-
| style="text-indent:1em" | <sup>106m</sup>Sb
| colspan="3" style="text-indent:2em" | 1000(500)# keV
| 220(20) ns
|
|
|
|
|
|-
| <sup>107</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 56
| 106.92415(32)#
| 4.0(2) s
| β<sup>+</sup>
| <sup>107</sup>Sn
| 5/2+#
|
|
|-
| rowspan=2|<sup>108</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 57
| rowspan=2|107.92216(22)#
| rowspan=2|7.4(3) s
| β<sup>+</sup>
| <sup>108</sup>Sn
| rowspan=2|(4+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>, p (극히 드묾)
| <sup>107</sup>In
|-
| <sup>109</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 58
| 108.918132(20)
| 17.3(5) s
| β<sup>+</sup>
| <sup>109</sup>Sn
| 5/2+#
|
|
|-
| <sup>110</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 59
| 109.91675(22)#
| 23.0(4) s
| β<sup>+</sup>
| <sup>110</sup>Sn
| (4+)
|
|
|-
| <sup>111</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 60
| 110.91316(3)
| 75(1) s
| β<sup>+</sup>
| <sup>111</sup>Sn
| (5/2+)
|
|
|-
| <sup>112</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 61
| 111.912398(19)
| 51.4(10) s
| β<sup>+</sup>
| '''<sup>112</sup>Sn'''
| 3+
|
|
|-
| <sup>113</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 62
| 112.909372(19)
| 6.67(7) min
| β<sup>+</sup>
| <sup>113</sup>Sn
| 5/2+
|
|
|-
| <sup>114</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 63
| 113.90927(3)
| 3.49(3) min
| β<sup>+</sup>
| '''<sup>114</sup>Sn'''
| (3+)
|
|
|-
| style="text-indent:1em" | <sup>114m</sup>Sb
| colspan="3" style="text-indent:2em" | 495.5(7) keV
| 219(12) µs
|
|
| (8-)
|
|
|-
| <sup>115</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 64
| 114.906598(17)
| 32.1(3) min
| β<sup>+</sup>
| '''<sup>115</sup>Sn'''
| 5/2+
|
|
|-
| <sup>116</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 65
| 115.906794(6)
| 15.8(8) min
| β<sup>+</sup>
| '''<sup>116</sup>Sn'''
| 3+
|
|
|-
| style="text-indent:1em" | <sup>116m1</sup>Sb
| colspan="3" style="text-indent:2em" | 93.99(5) keV
| 194(4) ns
|
|
| 1+
|
|
|-
| style="text-indent:1em" | <sup>116m2</sup>Sb
| colspan="3" style="text-indent:2em" | 380(40) keV
| 60.3(6) min
| β<sup>+</sup>
| '''<sup>116</sup>Sn'''
| 8-
|
|
|-
| <sup>117</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 66
| 116.904836(10)
| 2.80(1) h
| β<sup>+</sup>
| '''<sup>117</sup>Sn'''
| 5/2+
|
|
|-
| <sup>118</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 67
| 117.905529(4)
| 3.6(1) min
| β<sup>+</sup>
| '''<sup>118</sup>Sn'''
| 1+
|
|
|-
| style="text-indent:1em" | <sup>118m1</sup>Sb
| colspan="3" style="text-indent:2em" | 50.814(21) keV
| 20.6(6) µs
|
|
| (3)+
|
|
|-
| style="text-indent:1em" | <sup>118m2</sup>Sb
| colspan="3" style="text-indent:2em" | 250(6) keV
| 5.00(2) h
| β<sup>+</sup>
| '''<sup>118</sup>Sn'''
| 8-
|
|
|-
| <sup>119</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 68
| 118.903942(9)
| 38.19(22) h
| [[전자 포획|ε]]
| '''<sup>119</sup>Sn'''
| 5/2+
|
|
|-
| style="text-indent:1em" | <sup>119m1</sup>Sb
| colspan="3" style="text-indent:2em" | 2553.6(3) keV
| 130(3) ns
|
|
| (19/2-)
|
|
|-
| style="text-indent:1em" | <sup>119m2</sup>Sb
| colspan="3" style="text-indent:2em" | 2852(7) keV
| 850(90) ms
| [[이성질핵 전이|IT]]
| <sup>119</sup>Sb
| 27/2+#
|
|
|-
| <sup>120</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 69
| 119.905072(8)
| 15.89(4) min
| β<sup>+</sup>
| '''<sup>120</sup>Sn'''
| 1+
|
|
|-
| style="text-indent:1em" | <sup>120m1</sup>Sb
| colspan="3" style="text-indent:2em" | 0(100)# keV
| 5.76(2) d
| β<sup>+</sup>
| '''<sup>120</sup>Sn'''
| 8-
|
|
|-
| style="text-indent:1em" | <sup>120m2</sup>Sb
| colspan="3" style="text-indent:2em" | 78.16(5) keV
| 246(2) ns
|
|
| (3+)
|
|
|-
| style="text-indent:1em" | <sup>120m3</sup>Sb
| colspan="3" style="text-indent:2em" | 2328.3(6) keV
| 400(8) ns
|
|
| (6)
|
|
|-
| <sup>121</sup>Sb<ref group="n" name="FP">[[핵분열 생성물]]</ref>
| style="text-align:right" | 51
| style="text-align:right" | 70
| 120.9038157(24)
| colspan=3 align=center|'''안정'''<ref group="n" name="SF">이론상으로 [[자발 핵분열]]을 할 수 있다.</ref>
| 5/2+
| 0.5721(5)
|
|-
| rowspan=2|<sup>122</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 71
| rowspan=2|121.9051737(24)
| rowspan=2|2.7238(2) d
| β<sup>-</sup> (97.59%)
| '''<sup>122</sup>Te'''
| rowspan=2|2-
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (2.41%)
| '''<sup>122</sup>Sn'''
|-
| style="text-indent:1em" | <sup>122m1</sup>Sb
| colspan="3" style="text-indent:2em" | 61.4131(5) keV
| 1.86(8) µs
|
|
| 3+
|
|
|-
| style="text-indent:1em" | <sup>122m2</sup>Sb
| colspan="3" style="text-indent:2em" | 137.4726(8) keV
| 0.53(3) ms
|
|
| (5)+
|
|
|-
| style="text-indent:1em" | <sup>122m3</sup>Sb
| colspan="3" style="text-indent:2em" | 163.5591(17) keV
| 4.191(3) min
| IT
| <sup>122</sup>Sb
| (8)-
|
|
|-
| <sup>123</sup>Sb<ref group="n" name="FP" />
| style="text-align:right" | 51
| style="text-align:right" | 72
| 122.9042140(22)
| colspan=3 align=center|'''안정'''<ref group="n" name="SF" />
| 7/2+
| 0.4279(5)
|
|-
| <sup>124</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 73
| 123.9059357(22)
| 60.20(3) d
| β<sup>-</sup>
| '''<sup>124</sup>Te'''
| 3-
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>124m1</sup>Sb
| rowspan=2 colspan="3" style="text-indent:2em" | 10.8627(8) keV
| rowspan=2|93(5) s
| IT (75%)
| <sup>124</sup>Sb
| rowspan=2|5+
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup> (25%)
| '''<sup>124</sup>Te'''
|-
| style="text-indent:1em" | <sup>124m2</sup>Sb
| colspan="3" style="text-indent:2em" | 36.8440(14) keV
| 20.2(2) min
|
|
| (8)-
|
|
|-
| style="text-indent:1em" | <sup>124m3</sup>Sb
| colspan="3" style="text-indent:2em" | 40.8038(7) keV
| 3.2(3) µs
|
|
| (3+,4+)
|
|
|-
| <sup>125</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 74
| 124.9052538(28)
| 2.75856(25) a
| β<sup>-</sup>
| <sup>125m</sup>Te
| 7/2+
|
|
|-
| <sup>126</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 75
| 125.90725(3)
| 12.35(6) d
| β<sup>-</sup>
| '''<sup>126</sup>Te'''
| (8-)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>126m1</sup>Sb
| rowspan=2 colspan="3" style="text-indent:2em" | 17.7(3) keV
| rowspan=2|19.15(8) min
| β<sup>-</sup> (86%)
| '''<sup>126</sup>Te'''
| rowspan=2|(5+)
| rowspan=2|
| rowspan=2|
|-
| IT (14%)
| <sup>126</sup>Sb
|-
| style="text-indent:1em" | <sup>126m2</sup>Sb
| colspan="3" style="text-indent:2em" | 40.4(3) keV
| ~11 s
| IT
| <sup>126m1</sup>Sb
| (3-)
|
|
|-
| style="text-indent:1em" | <sup>126m3</sup>Sb
| colspan="3" style="text-indent:2em" | 104.6(3) keV
| 553(5) ns
|
|
| (3+)
|
|
|-
| <sup>127</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 76
| 126.906924(6)
| 3.85(5) d
| β<sup>-</sup>
| <sup>127m</sup>Te
| 7/2+
|
|
|-
| <sup>128</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 77
| 127.909169(27)
| 9.01(4) h
| β<sup>-</sup>
| '''''<sup>128</sup>Te'''''
| 8-
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>128m</sup>Sb
| rowspan=2 colspan="3" style="text-indent:2em" | 10(7) keV
| rowspan=2|10.4(2) min
| β<sup>-</sup> (96.4%)
| '''''<sup>128</sup>Te'''''
| rowspan=2|5+
| rowspan=2|
| rowspan=2|
|-
| IT (3.6%)
| <sup>128</sup>Sb
|-
| <sup>129</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 78
| 128.909148(23)
| 4.40(1) h
| β<sup>-</sup>
| <sup>129m</sup>Te
| 7/2+
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>129m1</sup>Sb
| rowspan=2 colspan="3" style="text-indent:2em" | 1851.05(10) keV
| rowspan=2|17.7(1) min
| β<sup>-</sup> (85%)
| <sup>129</sup>Te
| rowspan=2|(19/2-)
| rowspan=2|
| rowspan=2|
|-
| IT (15%)
| <sup>129</sup>Sb
|-
| style="text-indent:1em" | <sup>129m2</sup>Sb
| colspan="3" style="text-indent:2em" | 1860.90(10) keV
| >2 µs
|
|
| (15/2-)
|
|
|-
| style="text-indent:1em" | <sup>129m3</sup>Sb
| colspan="3" style="text-indent:2em" | 2138.9(5) keV
| 1.1(1) µs
|
|
| (23/2+)
|
|
|-
| <sup>130</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 79
| 129.911656(18)
| 39.5(8) min
| β<sup>-</sup>
| '''''<sup>130</sup>Te'''''
| (8-)#
|
|
|-
| style="text-indent:1em" | <sup>130m</sup>Sb
| colspan="3" style="text-indent:2em" | 4.80(20) keV
| 6.3(2) min
| β<sup>-</sup>
| '''''<sup>130</sup>Te'''''
| (4,5)+
|
|
|-
| <sup>131</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 80
| 130.911982(22)
| 23.03(4) min
| β<sup>-</sup>
| <sup>131m</sup>Te
| (7/2+)
|
|
|-
| <sup>132</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 81
| 131.914467(15)
| 2.79(5) min
| β<sup>-</sup>
| <sup>132</sup>Te
| (4+)
|
|
|-
| style="text-indent:1em" | <sup>132m1</sup>Sb
| colspan="3" style="text-indent:2em" | 200(30) keV
| 4.15(5) min
| β<sup>-</sup>
| <sup>132</sup>Te
| (8-)
|
|
|-
| style="text-indent:1em" | <sup>132m2</sup>Sb
| colspan="3" style="text-indent:2em" | 254.5(3) keV
| 102(4) ns
|
|
| (6-)
|
|
|-
| <sup>133</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 82
| 132.915252(27)
| 2.5(1) min
| β<sup>-</sup>
| <sup>133m</sup>Te
| (7/2+)
|
|
|-
| <sup>134</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 83
| 133.92038(5)
| 0.78(6) s
| β<sup>-</sup>
| <sup>134</sup>Te
| (0-)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>134m</sup>Sb
| rowspan=2 colspan="3" style="text-indent:2em" | 80(110) keV
| rowspan=2|10.07(5) s
| β<sup>-</sup> (99.9%)
| <sup>134</sup>Te
| rowspan=2|(7-)
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup>, [[중성자 방출|n]] (0.091%)
| <sup>133</sup>Te
|-
| rowspan=2|<sup>135</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 84
| rowspan=2|134.92517(11)
| rowspan=2|1.68(2) s
| β<sup>-</sup> (82.4%)
| <sup>135</sup>Te
| rowspan=2|(7/2+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup>, n (17.6%)
| <sup>134</sup>Te
|-
| rowspan=2|<sup>136</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 85
| rowspan=2|135.93035(32)#
| rowspan=2|0.923(14) s
| β<sup>-</sup> (83%)
| <sup>136</sup>Te
| rowspan=2|1-#
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup>, n (17%)
| <sup>135</sup>Te
|-
| style="text-indent:1em" | <sup>136m</sup>Sb
| colspan="3" style="text-indent:2em" | 173(3) keV
| 570(50) ns
|
|
| 6-#
|
|
|-
| rowspan=2|<sup>137</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 86
| rowspan=2|136.93531(43)#
| rowspan=2|450(50) ms
| β<sup>-</sup>
| <sup>137</sup>Te
| rowspan=2|7/2+#
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup>, n
| <sup>136</sup>Te
|-
| rowspan=2|<sup>138</sup>Sb
| rowspan=2 style="text-align:right" | 51
| rowspan=2 style="text-align:right" | 87
| rowspan=2|137.94079(32)#
| rowspan=2|500# ms [>300 ns]
| β<sup>-</sup>
| <sup>138</sup>Te
| rowspan=2|2-#
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup>, n
| <sup>137</sup>Te
|-
| <sup>139</sup>Sb
| style="text-align:right" | 51
| style="text-align:right" | 88
| 138.94598(54)#
| 300# ms [>300 ns]
| β<sup>-</sup>
| <sup>139</sup>Te
| 7/2+#
|
|
|}
<references group="n" />

== 각주 ==
<references/>

{{동위 원소 색인}}

{{전거 통제}}

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