the periodic table’s endangered elements€¦ · color these elements yellow rising threat from...

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THE PERIODIC TABLE’S ENDANGERED ELEMENTS E57-71 E89-103 H 1 Hydrogen Li 3 Lithium Na 11 Sodium K 19 Potassium Rb 37 Rubidium Cs 55 Caesium Fr 87 Francium Be 4 Beryllium Mg 12 Magnesium Ca 20 Calcium Sr 38 Strontium Ba 56 Barium Ra 88 Radium Sc 21 Scandium Y 39 Yttrium La 57 Lanthanum Ac 89 Actinium Ti 22 Titanium Zr 40 Zirconium Hf 72 Hafnium Rf 104 Rutherfordium Ce 58 Cerium Th 90 Thorium Pa 91 Protactinium Pr 59 Praseodymium Nd 60 Neodymium U 92 Uranium Pm 61 Prometheum Np 93 Neptunium Sm 62 Samarium Pu 94 Plutonium Am 95 Americium Eu 63 Europium Gd 64 Gadolinium Cm 96 Curium Tb 65 Terbium Bk 97 Berkelium Dy 66 Dysprosium Cf 98 Californium Ho 67 Holmium Es 99 Einsteinium Er 68 Erbium Fm 100 Fermium Tm 69 Thulium Md 101 Mendelevium Yb 70 Ytterbium No 102 Nobelium Lu 71 Lutetium Lr 103 Lawrencium V 23 Vanadium Nb 41 Niobium Ta 73 Tantalum Db 105 Dubnium Cr 24 Chromium Mo 42 Molybdenum W 74 Tungsten Sg 106 Seaborgium Bh 107 Bohrium Re 75 Rhenium Tc 43 Technetium Mn 25 Manganese Fe 26 Iron Ru 44 Ruthenium Os 76 Osmium Hs 108 Hassium Co 27 Cobalt Rh 45 Rhodium Ir 77 Iridium Mt 109 Meitnerium Ds 110 Darmstadtium Pt 78 Platinum Pd 46 Palladium Ni 28 Nickel Cu 29 Copper Ag 47 Silver Au 79 Gold Rg 111 Roentgenium Cn 112 Copernicum Hg 80 Mercury Cd 48 Cadmium Zn 30 Zinc B 5 Boron Al 13 Aluminium Ga 31 Gallium In 49 Indium Tl 81 Thallium Nh 113 Nihonium C 6 Carbon Si 14 Silicon Ge 32 Germanium Sn 50 Tin Pb 82 Lead Fl 114 Flerovium N 7 Nitrogen P 15 Phosphorus As 33 Arsenic Sb 51 Antimony Bi 83 Bismuth Mc 115 Moscovium Lv 116 Livermorium Po 84 Polonium Te 52 Tellurium Se 34 Selenium S 16 Sulfur O 8 Oxygen F 9 Fluorine Cl 17 Chlorine Br 35 Bromine I 53 Iodine At 85 Astatine Ts 117 Tennessine Og 118 Oganesson Rn 86 Radon Xe 54 Xenon Kr 36 Krypton Ar 18 Argon Ne 10 Neon He 2 helium COLOR BY NUMBERS 2 2 2 2 2 LIMITED AVAILABILITY – FUTURE RISK TO SUPPLY COLOR THESE ELEMENTS YELLOW RISING THREAT FROM INCREASED USE COLOR THESE ELEMENTS ORANGE SERIOUS THREAT IN THE NEXT 100 YEARS COLOR THESE ELEMENTS RED 1 2 3 FIND OUT HOW ENDANGERED EACH ELEMENT IS BY COLORING IN THE ELEMENT BASED ON THE NUMBERS 1, 2, AND 3 IN THE BOTTOM OF THE CIRCLE. DIRECTIONS 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 3 3 3 3 3 3 3 3 3 Learn about the endangered elements at www.acs.org/endangered-elements.

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Page 1: THE PERIODIC TABLE’S ENDANGERED ELEMENTS€¦ · color these elements yellow rising threat from increased use color these elements orange serious threat in the next 100 years color

THE PERIODIC TABLE’S ENDANGERED ELEMENTS

E57-71

E89-103

H1

Hydrogen

Li3

Lithium

Na11

Sodium

K19

Potassium

Rb37

Rubidium

Cs55

Caesium

Fr87

Francium

Be4

Beryllium

Mg12

Magnesium

Ca20

Calcium

Sr38

Strontium

Ba56

Barium

Ra88

Radium

Sc21

Scandium

Y39

Yttrium

La57

Lanthanum

Ac89

Actinium

Ti22

Titanium

Zr40

Zirconium

Hf72

Hafnium

Rf104

Rutherfordium

Ce58

Cerium

Th90

ThoriumPa

91

Protactinium

Pr59

PraseodymiumNd

60

Neodymium

U92

Uranium

Pm61

Prometheum

Np93

Neptunium

Sm62

Samarium

Pu94

PlutoniumAm

95

Americium

Eu63

EuropiumGd

64

Gadolinium

Cm96

Curium

Tb65

Terbium

Bk97

Berkelium

Dy66

Dysprosium

Cf98

Californium

Ho67

Holmium

Es99

Einsteinium

Er68

Erbium

Fm100

Fermium

Tm69

Thulium

Md101

Mendelevium

Yb70

Ytterbium

No102

Nobelium

Lu71

Lutetium

Lr103

Lawrencium

V23

Vanadium

Nb41

Niobium

Ta73

Tantalum

Db105

Dubnium

Cr24

Chromium

Mo42

Molybdenum

W74

Tungsten

Sg106

SeaborgiumBh

107

Bohrium

Re75

Rhenium

Tc43

Technetium

Mn25

ManganeseFe

26

Iron

Ru44

Ruthenium

Os76

Osmium

Hs108

Hassium

Co27

Cobalt

Rh45

Rhodium

Ir77

Iridium

Mt109

MeitneriumDs

110

Darmstadtium

Pt78

Platinum

Pd46

Palladium

Ni28

NickelCu

29

Copper

Ag47

Silver

Au79

Gold

Rg111

RoentgeniumCn

112

Copernicum

Hg80

Mercury

Cd48

Cadmium

Zn30

Zinc

B5

Boron

Al13

Aluminium

Ga31

Gallium

In49

Indium

Tl81

Thallium

Nh113

Nihonium

C6

Carbon

Si14

Silicon

Ge32

Germanium

Sn50

Tin

Pb82

Lead

Fl114

Flerovium

N7

Nitrogen

P15

Phosphorus

As33

Arsenic

Sb51

Antimony

Bi83

Bismuth

Mc115

MoscoviumLv

116

Livermorium

Po84

Polonium

Te52

Tellurium

Se34

Selenium

S16

Sulfur

O8

OxygenF

9

Fluorine

Cl17

Chlorine

Br35

Bromine

I53

Iodine

At85

Astatine

Ts117

TennessineOg

118

Oganesson

Rn86

Radon

Xe54

Xenon

Kr36

Krypton

Ar18

Argon

Ne10

Neon

He2

helium

COLOR BY NUMBERS

22

2 2 2

LIMITED AVAILABILITY – FUTURE RISK TO SUPPLYCOLOR THESE ELEMENTS YELLOW

RISING THREAT FROM INCREASED USECOLOR THESE ELEMENTS ORANGE

SERIOUS THREAT IN THE NEXT 100 YEARSCOLOR THESE ELEMENTS RED

1

2

3

FIND OUT HOW ENDANGEREDEACH ELEMENT IS BY COLORINGIN THE ELEMENT BASED ON THENUMBERS 1, 2, AND 3IN THE BOTTOM OF THE CIRCLE.

DIRECTIONS

2

1

1

1

1 1 1 1 1 1 1

1

1

1

1 1

1 1111

1111111

123

3

3 3 3 3

3 3

3

Learn about the endangered elements at www.acs.org/endangered-elements.