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Periodic Table Numbers and Weights

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Hydrogen
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Number: 1

Weight: 1.008

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Helium
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Number: 2

Weight: 4.00

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Lithium
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Number: 3

Weight: 6.94

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Beryllium
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Number: 4

Weight: 9.01

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Boron
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Number: 5

Weight: 10.81

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Carbon
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Number: 6

Weight: 12.01

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Nitrogen
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Number: 7

Weight: 14.01

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Oxygen
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Number: 8

Weight: 16.00

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Fluorine
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Number: 9

Weight: 19.00

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Neon
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Number: 10

Weight: 20.18

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Sodium
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Number: 11

Weight: 22.99

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Magnesium
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Number: 12

Weight: 24.31

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Aluminum
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Number: 13

Weight: 26.98

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Silicon
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Number: 14

Weight: 28.09

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Phosphorus
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Number: 15

Weight: 30.97

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Sulfur
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Number: 16

Weight: 32.07

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Chlorine
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Number: 17

Weight: 35.45

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Argon
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Number: 18

Weight: 39.95

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Potassium
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Number: 19

Weight: 39.10

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Calcium
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Number: 20

Weight: 40.08

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Scandium
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Number: 21

Weight: 44.96

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Titanium
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Number: 22

Weight: 47.88

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Vanadium
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Number: 23

Weight: 50.94

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Chromium
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Number: 24

Weight: 52.00

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Manganese
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Number: 25

Weight: 54.94

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Iron
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Number: 26

Weight: 55.85

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Cobalt
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Number: 27

Weight: 58.93

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Nickel
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Number: 28

Weight: 58.69

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Copper
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Number: 29

Weight: 63.55

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Zinc
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Number: 30

Weight: 65.39

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Gallium
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Number: 31

Weight: 69.72

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Germanium
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Number: 32

Weight: 72.61

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Arsenic
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Number: 33

Weight: 74.92

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Selenium
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Number: 34

Weight: 78.96

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Bromine
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Number: 35

Weight: 79.90

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Krypton
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Number: 36

Weight: 83.80

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Rubidium
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Number: 37

Weight: 85.47

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Strontium
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Number: 38

Weight: 87.62

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Ytterium
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Number: 39

Weight: 88.91

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Zirconium
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Number: 40

Weight: 91.22

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Niobium
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Number: 41

Weight: 92.91

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Molybdenum
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Number: 42

Weight: 95.94

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Technetium
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Number: 43

Weight: [97.9]

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Ruthenium
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Number: 44

Weight: 101.07

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Rhodium
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Number: 45

Weight: 102.91

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Palladium
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Number: 46

Weight: 106.42

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Silver
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Number: 47

Weight: 107.87

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Cadmium
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Number: 48

Weight: 112.41

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Indium
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Number: 49

Weight: 114.82

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Tin
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Number: 50

Weight: 119.71

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Antimony
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Number: 51

Weight: 121.76

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Tellurium
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Number: 52

Weight: 127.60

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Iodine
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Number: 53

Weight: 126.90

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Xenon
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Number: 54

Weight: 131.29

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Cesium
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Number: 55

Weight: 132.91

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Barium
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Number: 56

137.33

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Lanthanum
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Number: 57

Weight: 138.91

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Cerium
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Number: 58

Weight: 140.12

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Praseodymium
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Number: 59

Weight: 140.91

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Neodymium
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Number: 60

Weight: 144.24

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Promethium
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Number: 61

Weight: [145]

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Samarium
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Number: 62

Weight: 150.36

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Europium
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Number: 63

Weight:152.97

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Gadolinium
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Number: 64

Weight: 157.25

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Terbium
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Number: 65

Weight: 158.93

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Dysprosium
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Number: 66

Weight: 162.50

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Holmium
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Number: 67

Weight:164.93

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Erbium
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Number: 68

Weight: 167.26

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Thulium
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Number: 69

Weight: 168.93

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Ytterbium
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Number: 70

Weight:173.04

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Lutetium
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Number: 71

Weight: 174.97

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Hafnium
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Number: 72

Weight: 178.49

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Tantalum
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Number: 73

Weight: 180.95

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Tungsten
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Number: 74

Weight: 183.85

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Rhenium
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Number: 75

Weight: 186.21

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Osmium
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Number: 76

Weight: 190.2

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Iridium
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Number: 77

Weight: 192.22

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Platinum
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Number: 78

Weight: 195.08

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Gold
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Number: 79

Weight: 196.67

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Mercury
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Number: 80

Weight: 200.59

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Thallium
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Number: 81

Weight: 204.38

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Lead
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Number: 82

Weight: 207.2

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Bismuth
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Number: 83

Weight: 208.98

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Polonium
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Number: 84

Weight: [209]

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Astatine
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Number: 85

Weight [210]

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Radon
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Number: 86

Weight: [222]

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Francium
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Number: 87

Weight: 223.02

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Radium
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Number: 88

Weight: 226.03

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Actinium
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Number: 89

Weight: 227.03

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Thorium
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Number: 90

Weight: 232.04

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Protacinium
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Number: 91

Weight: 231.04

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Uranium
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Number: 92

Weight: 238.03

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Neptunium
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Number: 93

Weight: 237.05

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Plutonium
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Number: 94

Weight: [240]

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Americium
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Number: 95

Weight: 243.06

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Curium
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Number: 96

Weight: [247]

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Berkelium
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Number: 97

Weight: [248]

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Californium
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Number: 98

Weight: [251]

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Einsteinium
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Number: 99

Weight: 252.08

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Fermium
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Number: 100

Weight: 257.10

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Mendelevium
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Number: 101

Weight: [257]

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Nobelium
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Number: 102

Weight: 259.10

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Lawrencium
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Number: 103

Weight: 262.11

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Rutherfordium
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Number: 104

Weight: [261]

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Dubnium
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Number: 105

Weight: [262]

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Seaborgium
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Number: 106

Weight: [263]

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Bohrium
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Number: 107

Weight: [264]

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Hassium
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Number: 108

Weight: [265]

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Meitnerium
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Number: 109

Weight: [266]

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Darmstadtium
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Number: 110

Weight: [271]

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Roentgenium
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Number: 111

Weight: [272]

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See? There you go. Piece of cake.
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This was supposed to be the last one.