鋯的同位素

**主要的鋯同位素**
標準原子質量（英语：Standard atomic weight） (Ar, 標準)	91.224(2);
←Y（39）	Nb（41）→
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鋯（原子量：91.224(2)）共有39個同位素，其中有4個同位素是穩定的。

圖表编辑

符號	Z（ p ）	N（ n ）	同位素質量（u）	半衰期^{[n 1]}	衰變方式^[3]^{[n 2]}	衰變產物^{[n 3]}	原子核自旋	相對豐度（莫耳分率）	相對豐度的變化量（莫耳分率）
符號	激發能量			半衰期^{[n 1]}	衰變方式^[3]^{[n 2]}	衰變產物^{[n 3]}	原子核自旋	相對豐度（莫耳分率）	相對豐度的變化量（莫耳分率）
⁷⁸Zr	40	38	77.95523(54)#	50# ms [>170 ns]			0+
⁷⁹Zr	40	39	78.94916(43)#	56(30) ms	β⁺, p	⁷⁸Sr	5/2+#
⁷⁹Zr	40	39	78.94916(43)#	56(30) ms	β⁺	⁷⁹Y	5/2+#
⁸⁰Zr	40	40	79.9404(16)	4.6(6) s	β⁺	⁸⁰Y	0+
⁸¹Zr	40	41	80.93721(18)	5.5(4) s	β⁺ (>99.9%)	⁸¹Y	(3/2-)#
⁸¹Zr	40	41	80.93721(18)	5.5(4) s	β⁺, p (<.1%)	⁸⁰Sr	(3/2-)#
⁸²Zr	40	42	81.93109(24)#	32(5) s	β⁺	⁸²Y	0+
⁸³Zr	40	43	82.92865(10)	41.6(24) s	β⁺ (>99.9%)	⁸³Y	(1/2-)#
⁸³Zr	40	43	82.92865(10)	41.6(24) s	β⁺, p (<.1%)	⁸²Sr	(1/2-)#
⁸⁴Zr	40	44	83.92325(21)#	25.9(7) min	β⁺	⁸⁴Y	0+
⁸⁵Zr	40	45	84.92147(11)	7.86(4) min	β⁺	⁸⁵Y	7/2+
^85mZr	292.2(3) keV			10.9(3) s	IT (92%)	⁸⁵Zr	(1/2-)
^85mZr	292.2(3) keV			10.9(3) s	β⁺ (8%)	⁸⁵Y	(1/2-)
⁸⁶Zr	40	46	85.91647(3)	16.5(1) h	β⁺	⁸⁶Y	0+
⁸⁷Zr	40	47	86.914816(9)	1.68(1) h	β⁺	⁸⁷Y	(9/2)+
^87mZr	335.84(19) keV			14.0(2) s	IT	⁸⁷Zr	(1/2)-
⁸⁸Zr	40	48	87.910227(11)	83.4(3) d	ε	⁸⁸Y	0+
⁸⁹Zr	40	49	88.908890(4)	78.41(12) h	β⁺	⁸⁹Y	9/2+
^89mZr	587.82(10) keV			4.161(17) min	IT (93.77%)	⁸⁹Zr	1/2-
^89mZr	587.82(10) keV			4.161(17) min	β⁺ (6.23%)	⁸⁹Y	1/2-
90 Zr ^{[n 4]}	40	50	89.9047044(25)	稳定			0+	0.5145(40)
^90m1Zr	2319.000(10) keV			809.2(20) ms	IT	⁹⁰Zr	5-
^90m2Zr	3589.419(16) keV			131(4) ns			8+
⁹¹Zr^{[n 4]}	40	51	90.9056458(25)	稳定			5/2+	0.1122(5)
^91mZr	3167.3(4) keV			4.35(14) µs			(21/2+)
⁹²Zr^{[n 4]}	40	52	91.9050408(25)	稳定^{[n 5]}			0+	0.1715(8)
⁹³Zr^{[n 6]}	40	53	92.9064760(25)	1.53(10)×10⁶ y	β⁻	⁹³Nb	5/2+
⁹⁴Zr^{[n 4]}	40	54	93.9063152(26)	觀測上穩定^{[n 7]}			0+	0.1738(28)
⁹⁵Zr^{[n 4]}	40	55	94.9080426(26)	64.032(6) d	β⁻	⁹⁵Nb	5/2+
⁹⁶Zr^{[n 8]}^{[n 4]}	40	56	95.9082734(30)	20(4)×10¹⁸ y	β⁻β⁻^{[n 9]}	⁹⁶Mo	0+	0.0280(9)
⁹⁷Zr	40	57	96.9109531(30)	16.744(11) h	β⁻	^97mNb	1/2+
⁹⁸Zr	40	58	97.912735(21)	30.7(4) s	β⁻	⁹⁸Nb	0+
⁹⁹Zr	40	59	98.916512(22)	2.1(1) s	β⁻	^99mNb	1/2+
¹⁰⁰Zr	40	60	99.91776(4)	7.1(4) s	β⁻	¹⁰⁰Nb	0+
¹⁰¹Zr	40	61	100.92114(3)	2.3(1) s	β⁻	¹⁰¹Nb	3/2+
¹⁰²Zr	40	62	101.92298(5)	2.9(2) s	β⁻	¹⁰²Nb	0+
¹⁰³Zr	40	63	102.92660(12)	1.3(1) s	β⁻	¹⁰³Nb	(5/2-)
¹⁰⁴Zr	40	64	103.92878(43)#	1.2(3) s	β⁻	¹⁰⁴Nb	0+
¹⁰⁵Zr	40	65	104.93305(43)#	0.6(1) s	β⁻ (>99.9%)	¹⁰⁵Nb
¹⁰⁵Zr	40	65	104.93305(43)#	0.6(1) s	β⁻, n (<.1%)	¹⁰⁴Nb
¹⁰⁶Zr	40	66	105.93591(54)#	200# ms [>300 ns]	β⁻	¹⁰⁶Nb	0+
¹⁰⁷Zr	40	67	106.94075(32)#	150# ms [>300 ns]	β⁻	¹⁰⁷Nb
¹⁰⁸Zr	40	68	107.94396(64)#	80# ms [>300 ns]	β⁻	¹⁰⁸Nb	0+
¹⁰⁹Zr	40	69	108.94924(54)#	60# ms [>300 ns]
¹¹⁰Zr	40	70	109.95287(86)#	30# ms [>300 ns]			0+

備註：畫上#號的數據代表沒有經過實驗的証明，只是理論推測而已，而用括號括起來的代表數據不確定性。

←	同位素列表	→
釔的同位素	鋯的同位素	鈮的同位素

註釋编辑

^ Bold for isotopes with half-lives longer than the age of the universe (nearly stable)
^ Abbreviations:
ε: Electron capture
IT: Isomeric transition
^ Bold for stable isotopes
^ ^4.0 ^4.1 ^4.2 ^4.3 ^4.4 ^4.5 Fission product
^ Heaviest theoretically stable nuclide
^ Long-lived fission product
^ Believed to decay by β⁻β⁻ to ⁹⁴Mo with a half-life over 1.1×10¹⁷ years
^ Primordial radionuclide
^ Theorized to also undergo β⁻ decay to ⁹⁶Nb

参考文獻编辑

^ Pritychenko, Boris; Tretyak, V. Adopted Double Beta Decay Data. National Nuclear Data Center. [2008-02-11]. （原始内容存档于2008-10-12）.
^ Meija, Juris; et al. Atomic weights of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.
^ 存档副本. [2015-09-14]. （原始内容存档于2017-02-19）.

Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
Isotopic compositions and standard atomic masses from Atomic weights of the elements. Review 2000 (IUPAC Technical Report) （页面存档备份，存于互联网档案馆）. Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005) （页面存档备份，存于互联网档案馆）.
Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
- Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties （页面存档备份，存于互联网档案馆）, Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database （页面存档备份，存于互联网档案馆） (retrieved Sept. 2005).
- David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.

[3] Bold for isotopes with half-lives longer than the age of the universe (nearly stable)

[5] Abbreviations:
ε: Electron capture
IT: Isomeric transition

[6] Bold for stable isotopes

[FP-7] 4.0 ^4.1 ^4.2 ^4.3 ^4.4 ^4.5 Fission product

[8] Heaviest theoretically stable nuclide

[9] Long-lived fission product

[10] Believed to decay by β⁻β⁻ to ⁹⁴Mo with a half-life over 1.1×10¹⁷ years

[11] Primordial radionuclide

[12] Theorized to also undergo β⁻ decay to ⁹⁶Nb

[1] Pritychenko, Boris; Tretyak, V. Adopted Double Beta Decay Data. National Nuclear Data Center. [2008-02-11]. （原始内容存档于2008-10-12）.

[CIAAW2013-2] Meija, Juris; et al. Atomic weights of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.

[4] 存档副本. [2015-09-14]. （原始内容存档于2017-02-19）.

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