User:Femto/elements e5

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• Obsolete, merged into articles
• page E1 — H He Li Be B C N O F Ne
• page E2 — Na Mg Al Si P S Cl Ar
• page E3 — K Ca Ga Ge As Se Br Kr
• page E4 — Sc Ti V Cr Mn Fe Co Ni Cu Zn
• page E5 — Rb Sr In Sn Sb Te I Xe
• page E6 — Y Zr Nb Mo Tc Ru Rh Pd Ag Cd
• page E7 — Cs Ba Tl Pb Bi Po At Rn
• page E8 — La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb
• page E9 — Lu Hf Ta W Re Os Ir Pt Au Hg
• page E10 — Fr Ra Lr Rf Db Sg Bh Hs Mt Ds Rg Uub Uut Uuq Uup Uuh
• page E11 — Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No

Contents 1 rubidium 2 strontium 3 indium 4 tin 5 antimony 6 tellurium 7 iodine 8 xenon

[edit] rubidium

37 - ← rubidium → strontium K ↑ Rb ↓ Cs Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	rubidium, Rb, 37
Chemical series	alkali metals
Group, Period, Block	1, 5, s
Appearance	silvery white
Standard atomic weight	85.4678(3)  g·mol−1
Electron configuration	[Kr] 5s1
Electrons per shell	2, 8, 18, 8, 1
Physical properties
Phase	solid
Density (near r.t.)	1.532  g·cm−3
Liquid density at m.p.	1.46  g·cm−3
Melting point	312.46 K (39.31 °C, 102.76 °F)
Boiling point	961 K (688 °C, 1270 °F)
Heat of fusion	2.19  kJ·mol−1
Heat of vaporization	75.77  kJ·mol−1
Specific heat capacity	(25 °C) 31.060  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 434 486 552 641 769 958
Atomic properties
Crystal structure	cubic body centered
Oxidation states	1 (strongly basic oxide)
Electronegativity	0.82 (Pauling scale)
Ionization energies (more)	1st:  403.0  kJ·mol−1
	2nd:  2633  kJ·mol−1
	3rd:  3860  kJ·mol−1
Atomic radius	235  pm
Atomic radius (calc.)	265  pm
Covalent radius	211  pm
Van der Waals radius	244 pm
Miscellaneous
Magnetic ordering	no data
Electrical resistivity	(20 °C) 128 n Ω·m
Thermal conductivity	(300 K) 58.2  W·m−1·K−1
Speed of sound (thin rod)	(20 °C) 1300 m/s
Young's modulus	2.4  GPa
Bulk modulus	2.5  GPa
Mohs hardness	0.3
Brinell hardness	0.216  MPa
CAS registry number	7440-17-7
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 85Rb 72.168% 85Rb is stable with 48 neutrons 87Rb 27.835% 4.7 × 1010 y beta- 0.283 87Sr
References

[edit] strontium

38 rubidium ← strontium → yttrium Ca ↑ Sr ↓ Ba Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	strontium, Sr, 38
Chemical series	alkaline earth metals
Group, Period, Block	2, 5, s
Appearance	silvery white metallic
Standard atomic weight	87.62(1)  g·mol−1
Electron configuration	[Kr] 5s2
Electrons per shell	2, 8, 18, 8, 2
Physical properties
Phase	solid
Density (near r.t.)	2.64  g·cm−3
Liquid density at m.p.	6.980  g·cm−3
Melting point	1050 K (777 °C, 1431 °F)
Boiling point	1655 K (1382 °C, 2520 °F)
Heat of fusion	7.43  kJ·mol−1
Heat of vaporization	136.9  kJ·mol−1
Specific heat capacity	(25 °C) 26.4  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 796 882 990 1139 1345 1646
Atomic properties
Crystal structure	cubic face centered
Oxidation states	2 (strongly basic oxide)
Electronegativity	0.95 (Pauling scale)
Ionization energies (more)	1st:  549.5  kJ·mol−1
	2nd:  1064.2  kJ·mol−1
	3rd:  4138  kJ·mol−1
Atomic radius	200  pm
Atomic radius (calc.)	219  pm
Covalent radius	192  pm
Miscellaneous
Magnetic ordering	paramagnetic
Electrical resistivity	(20 °C) 132 n Ω·m
Thermal conductivity	(300 K) 35.4  W·m−1·K−1
Thermal expansion	(25 °C) 22.5  µm·m−1·K−1
Shear modulus	6.1  GPa
Poisson ratio	0.28
Mohs hardness	1.5
CAS registry number	7440-24-6
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 84Sr 0.56% 84Sr is stable with 46 neutrons 86Sr 9.86% 86Sr is stable with 48 neutrons 87Sr 7.0% 87Sr is stable with 49 neutrons 88Sr 82.58% 88Sr is stable with 50 neutrons 90Sr syn 28.78 y beta- 0.546 90Y
References

[edit] indium

49 cadmium ← indium → tin Ga ↑ In ↓ Tl Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	indium, In, 49
Chemical series	poor metals
Group, Period, Block	13, 5, p
Appearance	silvery lustrous gray
Standard atomic weight	114.818(3)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p1
Electrons per shell	2, 8, 18, 18, 3
Physical properties
Phase	solid
Density (near r.t.)	7.31  g·cm−3
Liquid density at m.p.	7.02  g·cm−3
Melting point	429.75 K (156.60 °C, 313.88 °F)
Boiling point	2345 K (2072 °C, 3762 °F)
Heat of fusion	3.281  kJ·mol−1
Heat of vaporization	231.8  kJ·mol−1
Specific heat capacity	(25 °C) 26.74  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 1196 1325 1485 1690 1962 2340
Atomic properties
Crystal structure	tetragonal
Oxidation states	3 (amphoteric oxide)
Electronegativity	1.78 (Pauling scale)
Ionization energies (more)	1st:  558.3  kJ·mol−1
	2nd:  1820.7  kJ·mol−1
	3rd:  2704  kJ·mol−1
Atomic radius	155  pm
Atomic radius (calc.)	156  pm
Covalent radius	144  pm
Van der Waals radius	193 pm
Miscellaneous
Magnetic ordering	no data
Electrical resistivity	(20 °C) 83.7 n Ω·m
Thermal conductivity	(300 K) 81.8  W·m−1·K−1
Thermal expansion	(25 °C) 32.1  µm·m−1·K−1
Speed of sound (thin rod)	(20 °C) 1215 m/s
Young's modulus	11  GPa
Mohs hardness	1.2
Brinell hardness	8.83  MPa
CAS registry number	7440-74-6
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 113In 4.3% 113In is stable with 64 neutrons 115In 95.7% 4.41 E14 y Beta- 0.495 115Sn
References

[edit] tin

50 indium ← tin → antimony Ge ↑ Sn ↓ Pb Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	tin, Sn, 50
Chemical series	poor metals
Group, Period, Block	14, 5, p
Appearance	silvery lustrous gray
Standard atomic weight	118.710(7)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p2
Electrons per shell	2, 8, 18, 18, 4
Physical properties
Phase	solid
Density (near r.t.)	(white) 7.265  g·cm−3
Density (near r.t.)	(gray) 5.769  g·cm−3
Liquid density at m.p.	6.99  g·cm−3
Melting point	505.08 K (231.93 °C, 449.47 °F)
Boiling point	2875 K (2602 °C, 4716 °F)
Heat of fusion	(white) 7.03  kJ·mol−1
Heat of vaporization	(white) 296.1  kJ·mol−1
Specific heat capacity	(25 °C) (white) 27.112  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 1497 1657 1855 2107 2438 2893
Atomic properties
Crystal structure	tetragonal
Oxidation states	4, 2 (amphoteric oxide)
Electronegativity	1.96 (Pauling scale)
Ionization energies (more)	1st:  708.6  kJ·mol−1
	2nd:  1411.8  kJ·mol−1
	3rd:  2943.0  kJ·mol−1
Atomic radius	145  pm
Atomic radius (calc.)	145  pm
Covalent radius	141  pm
Van der Waals radius	217 pm
Miscellaneous
Magnetic ordering	no data
Electrical resistivity	(0 °C) 115 nΩ·m
Thermal conductivity	(300 K) 66.8  W·m−1·K−1
Thermal expansion	(25 °C) 22.0  µm·m−1·K−1
Speed of sound (thin rod)	(r.t.) (rolled) 2730  m·s−1
Young's modulus	50  GPa
Shear modulus	18  GPa
Bulk modulus	58  GPa
Poisson ratio	0.36
Mohs hardness	1.5
Brinell hardness	51  MPa
CAS registry number	7440-31-5
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 112Sn 0.97% 112Sn is stable with 62 neutrons 114Sn 0.65% 114Sn is stable with 64 neutrons 115Sn 0.34% 115Sn is stable with 65 neutrons 116Sn 14.54% 116Sn is stable with 66 neutrons 117Sn 7.68% 117Sn is stable with 67 neutrons 118Sn 24.23% 118Sn is stable with 68 neutrons 119Sn 8.59% 119Sn is stable with 69 neutrons 120Sn 32.59% 120Sn is stable with 70 neutrons 122Sn 4.63% 122Sn is stable with 72 neutrons 124Sn 5.79% 124Sn is stable with 74 neutrons 126Sn syn ~1 E5 y Beta- 0.380 126Sb
References

[edit] antimony

51 tin ← antimony → tellurium As ↑ Sb ↓ Bi Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	antimony, Sb, 51
Chemical series	metalloids
Group, Period, Block	15, 5, p
Appearance	silvery lustrous gray
Standard atomic weight	121.760(1)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p3
Electrons per shell	2, 8, 18, 18, 5
Physical properties
Phase	solid
Density (near r.t.)	6.697  g·cm−3
Liquid density at m.p.	6.53  g·cm−3
Melting point	903.78 K (630.63 °C, 1167.13 °F)
Boiling point	1860 K (1587 °C, 2889 °F)
Heat of fusion	19.79  kJ·mol−1
Heat of vaporization	193.43  kJ·mol−1
Specific heat capacity	(25 °C) 25.23  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 807 876 1011 1219 1491 1858
Atomic properties
Crystal structure	rhombohedral
Oxidation states	±1 (mildly acidic oxide)
Electronegativity	2.05 (Pauling scale)
Ionization energies (more)	1st:  834  kJ·mol−1
	2nd:  1594.9  kJ·mol−1
	3rd:  2440  kJ·mol−1
Atomic radius	145  pm
Atomic radius (calc.)	133  pm
Covalent radius	138  pm
Miscellaneous
Magnetic ordering	no data
Electrical resistivity	(20 °C) 417 n Ω·m
Thermal conductivity	(300 K) 24.4  W·m−1·K−1
Thermal expansion	(25 °C) 11.0  µm·m−1·K−1
Speed of sound (thin rod)	(20 °C) 3420 m/s
Young's modulus	55  GPa
Shear modulus	20  GPa
Bulk modulus	42  GPa
Mohs hardness	3.0
Brinell hardness	294  MPa
CAS registry number	7440-36-0
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 121Sb 57.36% 121Sb is stable with 70 neutrons 123Sb 42.64% 123Sb is stable with 72 neutrons 125Sb syn 2.7582 y Beta- 0.767 125Te
References

[edit] tellurium

52 antimony ← tellurium → iodine Se ↑ Te ↓ Po Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	tellurium, Te, 52
Chemical series	metalloids
Group, Period, Block	16, 5, p
Appearance	silvery lustrous gray
Standard atomic weight	127.60(3)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p4
Electrons per shell	2, 8, 18, 18, 6
Physical properties
Phase	solid
Density (near r.t.)	6.24  g·cm−3
Liquid density at m.p.	5.70  g·cm−3
Melting point	722.66 K (449.51 °C, 841.12 °F)
Boiling point	1261 K (988 °C, 1810 °F)
Heat of fusion	17.49  kJ·mol−1
Heat of vaporization	114.1  kJ·mol−1
Specific heat capacity	(25 °C) 25.73  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K)     (775) (888) 1042 1266
Atomic properties
Crystal structure	hexagonal
Oxidation states	±2, 4, 6 (mildly acidic oxide)
Electronegativity	2.1 (Pauling scale)
Ionization energies (more)	1st:  869.3  kJ·mol−1
	2nd:  1790  kJ·mol−1
	3rd:  2698  kJ·mol−1
Atomic radius	140  pm
Atomic radius (calc.)	123  pm
Covalent radius	135  pm
Van der Waals radius	206 pm
Miscellaneous
Magnetic ordering	nonmagnetic
Thermal conductivity	(300 K) (1.97–3.38)  W·m−1·K−1
Speed of sound (thin rod)	(20 °C) 2610 m/s
Young's modulus	43  GPa
Shear modulus	16  GPa
Bulk modulus	65  GPa
Mohs hardness	2.25
Brinell hardness	180  MPa
CAS registry number	13494-80-9
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 120Te 0.096% 120Te is stable with 68 neutrons 122Te 2.603% 122Te is stable with 70 neutrons 123Te 0.908 >1 E13 y ε 0.051 123Sb 124Te 4.816% 124Te is stable with 72 neutrons 125Te 7.139% 125Te is stable with 73 neutrons 126Te 18.952% 126Te is stable with 74 neutrons 128Te 31.687 2.2 E24 y Beta- 0.867 128Xe 130Te 33.799 7.9 E20 y Beta- 2.528 130Xe
References

[edit] iodine

53 tellurium ← iodine → xenon Br ↑ I ↓ At Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	iodine, I, 53
Chemical series	halogens
Group, Period, Block	17, 5, p
Appearance	violet-dark gray, lustrous
Standard atomic weight	126.90447(3)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p5
Electrons per shell	2, 8, 18, 18, 7
Physical properties
Phase	solid
Density (near r.t.)	4.933  g·cm−3
Melting point	386.85 K (113.7 °C, 236.66 °F)
Boiling point	457.4 K (184.3 °C, 363.7 °F)
Heat of fusion	(I2) 15.52  kJ·mol−1
Heat of vaporization	(I2) 41.57  kJ·mol−1
Specific heat capacity	(25 °C) (I2) 54.44  J·mol−1·K−1
Vapor pressure (rhombic) P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 260 282 309 342 381 457
Atomic properties
Crystal structure	orthorhombic
Oxidation states	±1, 5, 7 (strongly acidic oxide)
Electronegativity	2.66 (Pauling scale)
Ionization energies	1st: 1008.4 kJ/mol
	2nd: 1845.9 kJ/mol
	3rd: 3180 kJ/mol
Atomic radius	140  pm
Atomic radius (calc.)	115  pm
Covalent radius	133  pm
Van der Waals radius	198 pm
Miscellaneous
Magnetic ordering	nonmagnetic
Electrical resistivity	(0 °C) 1.3×107 Ω·m
Thermal conductivity	(300 K) 0.449  W·m−1·K−1
Bulk modulus	7.7  GPa
CAS registry number	7553-56-2
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 127Li 100% 127Li is stable with 74 neutrons 129Li syn 1.57E7y Beta- 0.194 129Xe 131Li syn 8.02070 d Beta- 0.971 131Xe
References

[edit] xenon

54 iodine ← xenon → - Kr ↑ Xe ↓ Rn Periodic Table - Extended Periodic Table
General
Name, Symbol, Number	xenon, Xe, 54
Chemical series	noble gases
Group, Period, Block	18, 5, p
Appearance	colorless
Standard atomic weight	131.293(6)  g·mol−1
Electron configuration	[Kr] 4d10 5s2 5p6
Electrons per shell	2, 8, 18, 18, 8
Physical properties
Phase	gas
Melting point	161.4 K (-111.7 °C, -169.1 °F)
Boiling point	165.03 K (-108.12 °C, -162.62 °F)
Heat of fusion	2.27  kJ·mol−1
Heat of vaporization	12.64  kJ·mol−1
Specific heat capacity	(25 °C) 20.786  J·mol−1·K−1
Vapor pressure P(Pa) 1 10 100 1 k 10 k 100 k at T(K) 83 92 103 117 137 165
Atomic properties
Crystal structure	cubic face centered
Oxidation states	0 (weakly acidic oxide)
Electronegativity	2.6 (Pauling scale)
Ionization energies	1st: 1170.4 kJ/mol
	2nd: 2046.4 kJ/mol
	3rd: 3099.4 kJ/mol
Atomic radius (calc.)	108  pm
Covalent radius	130  pm
Van der Waals radius	216 pm
Miscellaneous
Magnetic ordering	nonmagnetic
Thermal conductivity	(300 K) 5.65 m W·m−1·K−1
Speed of sound	(gas, 23 °C) (220) m/s
Speed of sound	(liquid) 1090 m/s
CAS registry number	7440-63-3
Selected isotopes
Main article: Isotopes of femto/elements e5 iso NA half-life DM DE (MeV) DP 124Xe 0.1% 1,1 E17 y ε ε no data 124Te 126Xe 0.09% 126Xe is stable with 72 neutrons 127Xe syn 36.4 d ε 0.662 127I 128Xe 1.91% 128Xe is stable with 74 neutrons 129Xe 26.4% 129Xe is stable with 75 neutrons 130Xe 4.1% 130Xe is stable with 76 neutrons 131Xe 21.29% 131Xe is stable with 77 neutrons 132Xe 26.9% 132Xe is stable with 78 neutrons 133Xe syn 5.243 d Beta- 0.427 133Cs 134Xe 10.4% 134Xe is stable with 80 neutrons 136Xe 8.9% 2.36 E21 y Beta- no data 136Ba
References

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• This page was last modified 14:40, 22 June 2005 by Wikipedia user Femto.
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