Kriptonun (36Kr), kütle numaraları 69 ile 101 arasında değişen 33 adet bilinen izotopu vardır.[1] Kriptonun doğal yollarla oluşan kararlı izotopu ise beş adettir.
İzotoplar
| Nüklit
|
Z
|
N
|
İzotop kütlesi (Da)
|
Yarı ömür
|
Bozunma türü
|
Yavru izotop
|
Spin ve parite
|
| Normal oran
|
Değişim genişliği
|
| 69Kr
|
36
|
33
|
68.96518(43)#
|
32(10) ms
|
β+
|
69Br
|
5/2-#
|
|
|
| 70Kr
|
36
|
34
|
69.95526(41)#
|
52(17) ms
|
β+
|
70Br
|
0+
|
|
|
| 71Kr
|
36
|
35
|
70.94963(70)
|
100(3) ms
|
β+ (%94,8)
|
71Br
|
(5/2)-
|
|
|
| β+, p (%5,2)
|
70Se
|
| 72Kr
|
36
|
36
|
71.942092(9)
|
17.16(18) s
|
β+
|
72Br
|
0+
|
|
|
| 73Kr
|
36
|
37
|
72.939289(7)
|
28.6(6) s
|
β+ (%99,32)
|
73Br
|
3/2-
|
|
|
| β+, p (%0,68)
|
72Se
|
| 73mKr
|
433.66(12) keV
|
107(10) ns
|
|
|
(9/2+)
|
|
|
| 74Kr
|
36
|
38
|
73.9330844(22)
|
11.50(11) dk
|
β+
|
74Br
|
0+
|
|
|
| 75Kr
|
36
|
39
|
74.930946(9)
|
4.29(17) dk
|
β+
|
75Br
|
5/2+
|
|
|
| 76Kr
|
36
|
40
|
75.925910(4)
|
14.8(1) sa
|
β+
|
76Br
|
0+
|
|
|
| 77Kr
|
36
|
41
|
76.9246700(21)
|
74.4(6) dk
|
β+
|
77Br
|
5/2+
|
|
|
| 78Kr[a]
|
36
|
42
|
77.9203648(12)
|
9,2 +5,5-2,6 ±1,3×1021 y
|
Çift EY
|
78Se
|
0+
|
0.00355(3)
|
|
| 79Kr
|
36
|
43
|
78.920082(4)
|
35.04(10) sa
|
β+
|
79Br
|
1/2-
|
|
|
| 79mKr
|
129.77(5) keV
|
50(3) s
|
|
|
7/2+
|
|
|
| 80Kr
|
36
|
44
|
79.9163790(16)
|
Kararlı
|
0+
|
0.02286(10)
|
|
| 81Kr
|
36
|
45
|
80.9165920(21)
|
2.29(11)×105 y
|
EY
|
81Br
|
7/2+
|
iz
|
|
| 81mKr
|
190.62(4) keV
|
13.10(3) s
|
İG (%99,975)
|
81Kr
|
1/2-
|
|
|
| EC (%0,025)
|
81Br
|
| 82Kr
|
36
|
46
|
81.9134836(19)
|
Kararlı
|
0+
|
0.11593(31)
|
|
| 83Kr[b]
|
36
|
47
|
82.914136(3)
|
Kararlı
|
9/2+
|
0.11500(19)
|
|
| 83m1Kr
|
9.4053(8) keV
|
154.4(11) ns
|
|
|
7/2+
|
|
|
| 83m2Kr
|
41.5569(10) keV
|
1.83(2) sa
|
İG
|
83Kr
|
1/2-
|
|
|
| 84Kr[b]
|
36
|
48
|
83.911507(3)
|
Kararlı
|
0+
|
0.56987(15)
|
|
| 84mKr
|
3236.02(18) keV
|
1.89(4) µs
|
|
|
8+
|
|
|
| 85Kr[b]
|
36
|
49
|
84.9125273(21)
|
10.776(3) y
|
β-
|
85Rb
|
9/2+
|
iz
|
|
| 85m1Kr
|
304.871(20) keV
|
4.480(8) sa
|
β- (%78,6)
|
85Rb
|
1/2-
|
|
|
| İG (%21,4)
|
85Kr
|
| 85m2Kr
|
1991.8(13) keV
|
1.6(7) µs
[1.2(+10-4) µs]
|
|
|
(17/2+)
|
|
|
| 86Kr[b]
|
36
|
50
|
85.91061073(11)
|
Gözlemsel kararlı[c]
|
0+
|
0.17279(41)
|
|
| 87Kr
|
36
|
51
|
86.91335486(29)
|
76.3(5) dk
|
β-
|
87Rb
|
5/2+
|
|
|
| 88Kr
|
36
|
52
|
87.914447(14)
|
2.84(3) sa
|
β-
|
88Rb
|
0+
|
|
|
| 89Kr
|
36
|
53
|
88.91763(6)
|
3.15(4) dk
|
β-
|
89Rb
|
3/2(+#)
|
|
|
| 90Kr
|
36
|
54
|
89.919517(20)
|
32.32(9) s
|
β-
|
90mRb
|
0+
|
|
|
| 91Kr
|
36
|
55
|
90.92345(6)
|
8.57(4) s
|
β-
|
91Rb
|
5/2(+)
|
|
|
| 92Kr
|
36
|
56
|
91.926156(13)
|
1.840(8) s
|
β- (%99,96)
|
92Rb
|
0+
|
|
|
| β-, n (%0,033)
|
91Rb
|
| 93Kr
|
36
|
57
|
92.93127(11)
|
1.286(10) s
|
β- (%98,05)
|
93Rb
|
1/2+
|
|
|
| β-, n (%1,95)
|
92Rb
|
| 94Kr
|
36
|
58
|
93.93436(32)#
|
210(4) ms
|
β- (%94,3)
|
94Rb
|
0+
|
|
|
| β-, n (%5,7)
|
93Rb
|
| 95Kr
|
36
|
59
|
94.93984(43)#
|
114(3) ms
|
β-
|
95Rb
|
1/2(+)
|
|
|
| 96Kr
|
36
|
60
|
95.94307(54)#
|
80(7) ms
|
β-
|
96Rb
|
0+
|
|
|
| 97Kr
|
36
|
61
|
96.94856(54)#
|
63(4) ms
|
β-
|
97Rb
|
3/2+#
|
|
|
| β-, n
|
96Rb
|
| 98Kr
|
36
|
62
|
97.95191(64)#
|
46(8) ms
|
|
|
0+
|
|
|
| 99Kr
|
36
|
63
|
98.95760(64)#
|
40(11) ms
|
|
|
(3/2+)#
|
|
|
| 100Kr
|
36
|
64
|
99.96114(54)#
|
10# ms
[>300 ns]
|
|
|
0+
|
|
|
| 101Kr
|
36
|
65
|
bilinmiyor
|
>635 ns
|
β-, 2n
|
99Rb
|
bilinmiyor
|
|
|
| β-, n
|
100Rb
|
| β-
|
101Rb
|
Notlar
Kaynakça