The Periodic Table of Elements

1 Protons: Hydrogen. Stable charges: Positive 1, Negative 1. Symbol: H. Family: Other non-metals.

2 Protons: Helium. Stable charges: Neutral 0. Symbol: He. Family: Noble gasses.

3 Protons: Lithium. Stable charges: Positive 1. Symbol: Li. Family: Alkali metals.

4 Protons: Beryllium. Stable charges: Positive 2. Symbol: Be. Family: Alkaline earth metals.

5 Protons: Boron. Stable charges: Neutral 0. Symbol: B. Family: Metalloids.

6 Protons: Carbon. Stable charges: Neutral 0. Symbol: C. Family: Other non-metals.

7 Protons: Nitrogen. Stable charges: Negative 3. Symbol: N. Family: Other non-metals.

8 Protons: Oxygen. Stable charges: Negative 2. Symbol: O. Family: Other non-metals.

9 Protons: Fluorine. Stable charges: Negative 1. Symbol: F. Family: Halogens.

10 Protons: Neon. Stable charges: Neutral 0. Symbol: Ne. Family: Noble gasses.

11 Protons: Sodium. Stable charges: Positive 1. Symbol: Na. Family: Alkali metals.

12 Protons: Magnesium. Stable charges: Positive 2. Symbol: Mg. Family Alkaline earth metals.

13 Protons: Aluminum. Stable charges: Positive 3. Symbol: Al. Family: Post-transition metals.

14 Protons: Silicon. Stable charges: Neutral 0. Symbol: Si. Family: Metalloids.

15 Protons: Phosphorus. Stable charges: Negative 3. Symbol: P. Family: Other non-metals.

16 Protons: Sulfur. Stable charges: Negative 2. Symbol: S. Other non-metals.

17 Protons: Chlorine. Stable charges: Negative 1. Symbol: Cl. Halogens.

18 Protons: Argon. Stable charges: Neutral 0. Symbol: Ar. Family: Noble gasses.

19 Protons: Potassium. Stable charges: Positive 1. Symbol: K. Family: Alkali metals.

20 Protons: Calcium. Stable charges: Positive 2. Symbol: Ca. Family: Alkaline earth metals.

21 Protons: Scandium. Stable charges: Positive 3. Symbol: Sc. Family: Transition metals.

22 Protons: Titanium. Stable charges: Positive 3, Positive 4. Symbol: Ti. Family: Transition metals.

23 Protons: Vanadium. Stable charges: Positive 3, Positive 5. Symbol: V. Family: Transition metals.

24 Protons: Chromium. Stable charges: Positive 2, Positive 3. Symbol: Cr. Family: Transition metals.

25 Protons: Manganese. Stable charges: Positive 2, Positive 4. Symbol: Mn. Family: Transition metals.

26 Protons: Iron. Stable charges: Positive 2, Positive 3. Symbol: Fe. Family: Transition metals.

27 Protons: Cobalt. Stable charges: Positive 2, Positive 3. Symbol: Co. Family: Transition metals.

28 Protons: Nickel. Stable charges: Positive 2, Positive 3. Symbol: Ni. Family: Transition metals.

29 Protons: Copper. Stable charges: Positive 2, Positive 1. Symbol: Cu. Family: Transition metals.

30 Protons: Zinc. Stable charges: Positive 2. Symbol: Zn. Family: Transition metals.

31 Protons: Gallium. Stable charges: Positive 3. Symbol: Ga. Family: Post-transition metals.

32 Protons: Germanium. Stable charges: Positive 4. Symbol: Ge. Family: Metalloids.

33 Protons: Arsenic. Stable charges: Negative 3. Symbol: As. Family: Metalloids.

34 Protons: Selenium. Stable charges: Negative 2. Symbol: Se. Family: Other non-metals.

35 Protons: Bromine. Stable charges: Negative 1. Symbol: Br. Family: Halogens.

36 Protons: Krypton. Stable charges: Neutral 0. Symbol: Kr. Family: Noble gasses.

37: Rubidium. Stable charges: Positive 1. Symbol: Rb. Alkali metals.

38: Strontium. Stable charges: Positive 2. Symbol: Sr. Family: Alkaline earth metals.

39: Yttrium. Stable charges: Positive 3. Symbol: Y. Family: Transition metals.

40: Zirconium. Stable charges: Positive 4. Symbol: Zr. Family: Transition metals.

41: Niobium. Stable charges: Positive 3, Positive 5. Symbol: Nb. Family: Transition metals.

42: Molybdenum. Stable charges: Positive 6. Symbol: Mo. Family: Transition metals.

43: Technetium. Stable charges: Positive 7. Symbol: Tc. Family: Transition metals. Technetium is radioactive.

44: Ruthenium. Stable charges: Positive 3, Positive 4. Symbol: Ru. Family: Transition metals.

45: Rhodium. Stable charges: Positive 3. Symbol: Rh. Family: Transition metals.

46: Palladium. Stable charges: Positive 2, Positive 4. Symbol: Pd. Family: Transition metals.

47: Silver. Stable charges: Positive 1. Symbol: Ag. Family: Transition metals.

48: Cadmium. Stable charges: Positive 2. Symbol: Cd. Family: Transition metals.

49: Indium. Stable charges: Positive 3. Symbol: In. Family: Post-transition metals.

50: Tin. Stable charges: Positive 2, Positive 4. Symbol: Sn. Family: Post-transition metals.

51: Antimony. Stable charges: Positive 3, Positive 5. Symbol: Sb. Family: Metalloids.

52: Tellurium. Stable charges: Negative 2. Symbol: Te. Family: Metalloids.

53: Iodine. Stable charges: Negative 1. Symbol: I. Family: Halogens.

54: Xenon. Stable charges: Neutral 0. Symbol: Xe. Family: Noble gasses.

55: Caesium. Stable charges: Positive 1. Symbol: Cs. Family: Alkali metals.

56: Barium. Stable charges: Positive 2. Symbol: Ba. Family: Alkaline earth metals.

57: Lanthanum. Stable charges: Positive 3. Symbol: La. Family: Lanthanoids.

58: Cerium. Stable charges: Positive 3. Symbol: Ce. Family: Lanthanoids.

59: Praseodymium. Stable charges: Positive 3. Symbol: Pr. Family: Lanthanoids.

60: Neodymium. Stable charges: Positive 3. Symbol: Nd. Family: Lanthanoids.

61: Promethium. Stable charges: Positive 3. Symbol: Pm. Family: Lanthanoids. Promethium is radioactive.

62: Samarium. Stable charges: Positive 2, Positive 3. Symbol: Sm. Family: Lanthanoids.

63: Europium. Stable charges: Positive 2, Positive 3. Symbol: Eu. Family: Lanthanoids.

64: Gadolinium. Stable charges: Positive 3. Symbol: Gd. Family: Lanthanoids.

65: Terbium. Stable charges: Positive 3. Symbol: Tb. Family: Lanthanoids.

66: Dysprosium. Stable charges: Positive 3. Symbol: Dy. Family: Lanthanoids.

67: Holmium. Stable charges: Positive 3. Symbol: Ho. Family: Lanthanoids.

68: Erbium. Stable charges: Positive 3. Symbol: Er. Family: Lanthanoids.

69: Thulium. Stable charges: Positive 3. Symbol: Tm. Family: Lanthanoids.

70: Ytterbium. Stable charges: Positive 2, Positive 3. Symbol: Yb. Family: Lanthanoids.

71: Lutetium. Stable charges: Positive 3. Symbol: Lu. Family: Lanthanoids.

72: Hafnium. Stable charges: Positive 4. Symbol: Hf. Family: Transition metals.

73: Tantalum. Stable charges: Positive 5. Symbol: Ta. Family: Transition metals

74: Tungsten. Stable charges: Positive 6. Symbol: W. Family: Transition metals.

75: Rhenium. Stable charges: Positive 7. Symbol: Re. Family: Transition metals.

76: Osmium. Stable charges: Positive 4. Symbol: Os. Family: Transition metals.

77: Iridium. Stable charges: Positive 4. Symbol: Ir. Family: Transition metals.

78: Platinum. Stable charges: Positive 2, Positive 4. Symbol: Pt. Family: Transition metals.

79: Gold. Stable charges: Positive 1, Positive 3. Symbol: Au. Family: Transition metals.

80: Mercury. Stable charges: Positive 2. Symbol: Hg. Family: Transition metals.

81: Thallium. Stable charges: Positive 1, Positive 3. Symbol: Tl. Family: Post-transition metals.

82: Lead. Stable charges: Positive 2, Positive 4. Symbol: Pd. Family: Post-transition metals.

83: Bismuth. Stable charges: Positive 3, Positive 5. Symbol: Bi. Family: Post-transition metals. Bismuth is radioactive.

84: Polonium. Stable charges: Positive 2, Positive 4. Symbol: Po. Family: Metalloids. Polonium is radioactive.

85: Astatine. Stable charges: Negative 1. Symbol: At. Family: Halogens. Astatine is radioactive.

86: Radon. Stable charges: Neutral 0. Symbol: Rn. Family: Noble gasses. Radon is radioactive.

87: Francium. Stable charges: Positive 1. Symbol: Fr. Family: Alkali metals. Francium is radioactive.

88: Radium. Stable charges: Positive 2. Symbol: Ra. Family: Alkaline earth metals. Radium is radioactive.

89: Actinium. Stable charges: Positive 4. Symbol: Ac. Family: Actinoids. Actinium is radioactive.

90: Thorium. Stable charges: Positive 4. Symbol: Th. Family: Actinoids. Thorium is radioactive.

91: Protactinium. Stable charges: Positive 4, Positive 5. Symbol: Pa. Family: Actinoids. Protactinium is radioactive.

92: Uranium. Stable charges: Positive 4, Positive 6. Symbol: U. Family: Actinoids. Uranium is radioactive.

93: Neptunium. Stable charges: Positive 5. Symbol: Np. Family: Actinoids. Neptunium is radioactive.

94: Plutonium. Stable charges: Positive 4, Positive 6. Symbol: Pu. Family: Actinoids. Plutonium is radioactive.

95: Americium. Stable charges: Positive 3, Positive 4. Symbol: Am. Family: Actinoids. Americium is radioactive.

96: Curium. Stable charges: Positive 3. Symbol: Cm. Family: Actinoids. Curium is radioactive.

97: Berkelium. Stable charges: Positive 3, Positive 4. Symbol: Bk. Family: Actinoids. Berkelium is radioactive.

98: Californium. Stable charges: Positive 3. Symbol: Cf. Family: Actinoids. Californium is radioactive.

99: Einsteinium. Stable charges: Positive 3. Symbol: Es. Family: Actinoids. Einsteinium is radioactive.

100: Fermium. Stable charges: Positive 3. Symbol: Fm. Family: Actinoids. Fermium is radioactive.

101: Mendelevium. Stable charges: Positive 2, Positive 3. Symbol: Md. Family: Actinoids. Mendelevium is radioactive.

102: Nobelium. Stable charges: Positive 2, Positive 3. Symbol: No. Family: Actinoids. Nobelium is radioactive.

103: Lawrencium. Stable charges: Positive 3. Symbol: Lr. Family: Actinoids. Lawrencium is radioactive.

104: Rutherfordium. Stable charges: Neutral 0. Symbol: Rf. Family: Transition metals. Rutherfordium is radioactive.

105: Dubnium. Stable charges: Neutral 0. Symbol: Db. Family: Transition metals. Dubnium is radioactive.

106: Seaborgium. Stable charges: Neutral 0. Symbol: Sg. Family: Transition metals. Seaborgium is radioactive.

107: Bohrium. Stable charges: Neutral 0. Symbol: Bh. Family: Transition metals. Bohrium is radioactive.

108: Hassium. Stable charges: Neutral 0. Symbol: Hs. Family: Transition metals. Hassium is radioactive.

109: Meitnerium. Stable charges: Neutral 0. Symbol: Mt. Family: Transition metals. Meitnerium is radioactive.

110: Darmstadtium. Stable charges: Neutral 0. Symbol: Ds. Family: Transition metals. Darmstadtium is radioactive.

111: Roentgenium. Stable charges: Neutral 0. Symbol: Rg. Family: Transition metals. Roentgenium is radioactive.

112: Copernicium. Stable charges: Neutral 0. Symbol: Cn. Family: Transition metals. Copernicium is radioactive.

113: Nihonium. Stable charges: Neutral 0. Symbol: Nh. Family: Post-transition metals. Nihonium is radioactive.

114: Flerovium. Stable charges: Neutral 0. Symbol: Fl. Family: Post-transition metals. Flerovium is radioactive.

115: Moscovium. Stable charges: Neutral 0. Symbol: Mc. Family: Post-transition metals. Moscovium is radioactive.

116: Livermorium. Stable charges: Neutral 0. Symbol: Ts. Family: Post-transition metals. Livermorium is radioactive.

117: Tennessine. Stable charges: Neutral 0. Symbol: Lv. Family: Halogens. Tennessine is radioactive.

118: Oganesson. Stable charges: Neutral 0. Symbol: Og. Family: Noble gasses. Oganesson is radioactive.