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The number below the symbol in the Periodic Table of elements is the relative Atomic Mass. It is calculated by taking the mass of all of the ions of an element and working out the mass based on the percentage occurrence of each ion.
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What does the number below each symbol represent?
The average Atomic Mass
What element is not bonded in nature?
Synthetic ElementsQuasi-synthetic elements:Technetium, atomic number 43Promethium, atomic number 61Astatine, atomic number 85Francium, atomic number 87Neptunium, atomic number 93Plutonium, atomic number 94Transuranium elementsAmericium symbol Am, atomic number 95Curium symbol Cm, atomic number 96Berkelium symbol Bk, atomic number 97Californium symbol Cf, atomic number 98Einsteinium symbol Es, atomic number 99Fermium symbol Fm, atomic number 100Mendelevium symbol Md, atomic number 101Nobelium symbol No, atomic number 102Lawrencium symbol Lr, atomic number 103Transactinide elements Rutherfordium symbol Rf, atomic number 104Dubnium symbol Db, atomic number 105Seaborgium symbol Sg, atomic number 106Bohrium symbol Bh, atomic number 107Hassium symbol Hs, atomic number 108Meitnerium symbol Mt, atomic number 109Darmstadtium symbol Ds, atomic number 110Roentgenium symbol Rg, atomic number 111Copernicium symbol Cn atomic number 112Provisional names of Recently observed synthetic elements:Ununtrium symbol Uut, atomic number 113Ununquadium symbol Uuq, atomic number 114Ununpentium symbol Uup, atomic number 115Ununhexium symbol Uuh, atomic number 116Ununseptium symbol Uus, atomic number 117.Ununoctium symbol Uuo, atomic number 118
What is the atomic number of the element with the symbol Be?
The atomic number of the element with the symbol Be (Beryllium) is 4.
What is the atomic symbol of gold?
The atomic symbol for gold is Au and its atomic number is 79.
What is the symbol and atomic number of the only metallic chalcogen in group 6 A is?
The symbol of the only metallic chalcogen in group 6A is polonium, with the atomic number 84. It is located below selenium and shares properties with both metals and nonmetals.
What is the symbol and atomic number for sodium?
Sodium symbol is Na and its atomic number is 11.
Atomic number and symbol for sulfur?
Sulfur has an atomic number of 16 and its chemical symbol is S.
What is the atomic number and symbol of sodium?
The atomic number of sodium is 11, and the symbol is Na.
Which number in an element box on the periodic table is the atomic number?
The atomic number is the whole number indicating the number of protons. It is usually directly above or below the element symbol.
What are the mad made elements?
Technetium, atomic number 43 Promethium, atomic number 61 Astatine, atomic number 85 Francium, atomic number 87 Neptunium, atomic number 93 Plutonium, atomic number 94 Transuranium elements Americium symbol Am, atomic number 95 Curium symbol Cm, atomic number 96 Berkelium symbol Bk, atomic number 97 Californium symbol Cf, atomic number 98 Einsteinium symbol Es, atomic number 99 Fermium symbol Fm, atomic number 100 Mendelevium symbol Md, atomic number 101 Nobelium symbol No, atomic number 102 Lawrencium symbol Lr, atomic number 103 Transactinide elements Rutherfordium symbol Rf, atomic number 104 Dubnium symbol Db, atomic number 105 Seaborgium symbol Sg, atomic number 106 Bohrium symbol Bh, atomic number 107 Hassium symbol Hs, atomic number 108 Meitnerium symbol Mt, atomic number 109 Darmstadtium symbol Ds, atomic number 110 Roentgenium symbol Rg, atomic number 111
What is the symbol and atomic number for the element sodium?
The symbol of sodium is Na and its atomic number is 11.
What is the symbol for atomic number?
Conventionally in chemistry, the atomic number is represented by the symbol 'Z'.
