Themes > Science > Chemistry > General Chemistry > Elements > Elements Designation And Characteristics

Element

Symbol

At. No.

Atomic Mass

Melting Point (° C)

Boiling Pt (° C)

Density (g/mL)

Actinium

Ac

89

227.028

1050

3200

10.07

Aluminum

Al

13

26.9815

660.37

2467

2.6989

Americium

Am

95

(243)

994

2607

13.67

Antimony

Sb

51

121.75

630.74

1950

6.691

Argon

Ar

18

39.948

-189.2

-185.7

.0017837

Arsenic

As

33

74.9216

817

613

5.73

Astatine

At

85

(210)

302

337

-

Barium

Ba

56

137.33

725

1640

3.5

Berkelium

Bk

97

(247)

986

-

14.78

Beryllium

Be

4

9.01218

1278

2970

1.848

Bismuth

Bi

83

208.980

271.3

1560

9.747

Boron

B

5

10.81

2079

3675

2.34

Bromine

Br

35

79.904

-7.2

58.78

3.12

Cadmium

Cd

48

112.41

320.9

765

8.65

Calcium

Ca

20

40.08

839

1484

1.55

Californium

Cf

98

(251)

900

-

14

Carbon

C

6

12.011

3550

4827

2.267

Cerium

Ce

58

140.12

799

3426

6.657

Cesium

Cs

55

132.905

28.40

669.3

1.873

Chlorine

Cl

17

35.453

-100.98

-34.6

.003214

Chromium

Cr

24

51.996

1857

2672

7.18

Cobalt

Co

27

58.9332

1405

2870

8.9

Copper

Cu

29

63.546

1083.4

2567

8.96

Curium

Cm

96

(247)

1340

-

13.51

Dysprosium

Dy

66

162.50

1412

2562

8.550

Einsteinium

Es

99

(252)

-

-

-

Erbium

Er

68

167.26

159

2863

9.066

Europium

Eu

63

151.96

822

1597

5.243

Fermium

Fm

100

(257)

-

-

-

Fluorine

F

9

18.9984

-219.62

-188.54

.001696

Francium

Fr

87

(223)

27

677

-

Gadolinium

Gd

64

157.25

1313

3266

7.9004

Gallium

Ga

31

69.72

29.78

2403

5.904

Germanium

Ge

32

72.59

937.4

2830

5.323

Gold

Au

79

196.967

1064.43

3080

19.3

Hafnium

Hf

72

178.49

2227

4602

13.31

Helium

He

2

4.0026

-272.2

-268.934

.001785

Holmium

Ho

67

164.930

1474

2695

8.795

Hydrogen

H

1

1.0079

-259.14

-252.87

.00008988

Indium

In

49

114.82

156.61

2080

7.31

Iodine

I

53

126.905

113.5

184.35

4.93

Iridium

Ir

77

192.22

2410

4130

22.42

Iron

Fe

26

55.847

1535

2750

7.874

Krypton

Kr

36

83.80

-156.6

-152.30

.003733

Lanthanum

La

57

138.906

921

3457

6.145

Lawrencium

Lr

103

(260)

-

-

-

Lead

Pb

82

207.2

327.502

1740

11.35

Lithium

L i

3

6.941

180.54

1342

.534

Lutetium

Lu

71

174.967

1663

3395

9.840

Magnesium

Mg

12

24.305

648.8

1090

1.738

Manganese

Mn

25

54.9380

1244

1962

7.32

Mendelevium

Md

101

(258)

-

-

-

Mercury

Hg

80

200.59

-38.842

356.58

13.546

Molybdenum

Mo

42

95.94

2617

4612

10.22

Neodymium

Nd

60

144.24

1021

3068

6.90

Neon

Ne

10

20.179

-248.67

-246.048

.0008999

Neptunium

Np

93

237.048

640

3902

20.25

Nickel

Ni

28

58.69

1453

2732

8.902

Niobium

Nb

41

92.9064

2468

4742

8.57

Nitrogen

N

7

14.007

-209.86

-195.8

.0012506

Nobelium

No

102

(259)

-

-

-

Osmium

Os

76

190.2

3045

5027

22.57

Oxygen

O

8

15.9994

-218.4

-182.962

.001429

Palladium

Pd

46

106.42

1554

2970

12.02

Phosphorus

P

15

30.9738

44.1

280

1.82

Platinum

Pt

78

195.08

1772

3827

21.45

Plutonium

Pu

94

(244)

641

3232

19.84

Polonium

Po

84

(210)

254

962

9.32

Potassium

K

19

39.0983

63.25

760

.862

Praseodymium

Pr

59

140.908

931

3512

6.64

Promethium

Pm

61

(145)

1168

2460

7.22

Protactinium

Pa

91

231.036

1560

4027

15.37

Radium

Ra

88

226.025

700

1140

5.5

Radon

Rn

86

(222)

-71

-61.8

.00973

Rhenium

Re

75

186.207

3180

5627

21.02

Rhodium

Rh

45

102.906

1966

3727

12.41

Rubidium

Rb

37

85.4678

38.89

686

1.532

Ruthenium

Ru

44

101.07

2310

3900

12.41

Samarium

Sm

62

150.36

1077

1791

7.520

Scandium

Sc

21

44.9559

1541

2831

2.989

Selenium

Se

34

78.96

217

684.9

4.79

Silicon

Si

14

28.0855

1410

2355

2.33

Silver

Ag

47

107.868

961.93

2212

10.50

Sodium

Na

11

22.9898

97.81

882.9

0.971

Strontium

Sr

38

87.62

769

1384

2.54

Sulfur

S

16

32.06

112.8

444.7

2.07

Tantalum

Ta

73

180.948

2996

5425

16.654

Technetium

Tc

43

(98)

2172

4877

11.50

Tellurium

Te

52

127.60

449.5

989.8

6.24

Terbium

Tb

65

158.925

1356

3123

8.229

Thallium

Tl

81

204.383

303.5

1457

11.85

Thorium

Th

90

232.038

1750

4790

11.72

Thulium

Tm

69

168.934

1545

1947

9.321

Tin

Sn

50

118.71

231.968

2270

7.31

Titanium

Ti

22

47.88

1660

3287

4.54

Tungsten

W

74

183.85

3410

5660

19.3

Unnilpentium

Unp

105

(262)

     

Unnilhexium

Unh

106

(263)

     

Unnilquadium

Unq

104

(261)

     

Uranium

U

92

238.029

1132.3

3818

18.95

Vanadium

V

23

50.9415

1890

3380

6.11

Xenon

Xe

54

131.29

-111.9

-107.1

.005887

Ytterbium

Yb

70

173.04

819

1194

6.965

Yttrium

Y

39

88.9059

1522

3338

4.469

Zinc

Zn

30

65.39

419.58

907

7.133

Zirconium

Zr

40

91.224

1852

4377

6.506


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