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The number of protons plus neutrons in the nucleus 2 electrons 2. Negative subatomic particles; symbolized by e- 4 isotope 3. Atom with a net charge caused by unequal numbers of electrons and protons 1 atomic mass or mass number 4. Same element but different mass number due to numbers of neutrons in the nucleus 5 radioactive.
Element With Atomic Number 17
![Atomic Number 5 Atomic Number 5](/uploads/1/1/8/7/118716215/522090455.jpg)
- Atomic Number of Elements from 1 to 50. List of first 50 elements of the periodic table by atomic number including the chemical symbol and the atomic weight. You can print the list of elements by hitting the print button below.
- Atomic Number: 5 Atomic Mass: 10.811 amu Melting Point: 2300.0 °C (2573.15 K, 4172.0 °F) Boiling Point: 2550.0 °C (2823.15 K, 4622.0 °F) Number of Protons/Electrons: 5 Number of Neutrons: 6 Classification: Metalloid Crystal Structure: Rhombohedral Density @ 293 K: 2.34 g/cm 3 Color: brownish Atomic Structure.
- The definition of atomic number of an element is the number of protons found in each atom of the element. Therefore, an atom with an atomic number of 5 has 5 protons. What is the atomic mass.
- Fundamental properties of atoms including atomic number and atomic mass. The atomic number is the number of protons in an atom, and isotopes have the same atomic number but differ in the number of neutrons.
Atomic Number 53
List of first 50 elements of the periodic table by atomic number including the chemical symbol and the atomic weight. You can print the list of elements by hitting the print button below.
Atomic Number | Chemical Symbol | Element Name | Atomic Weight (u) |
---|---|---|---|
1 | H | Hydrogen | 1.008 |
2 | He | Helium | 4.002602 |
3 | Li | Lithium | 6.94 |
4 | Be | Beryllium | 9.0121831 |
5 | B | Boron | 10.81 |
6 | C | Carbon | 12.011 |
7 | N | Nitrogen | 14.007 |
8 | O | Oxygen | 15.999 |
9 | F | Fluorine | 18.99840316 |
10 | Ne | Neon | 20.1797 |
11 | Na | Sodium | 22.98976928 |
12 | Mg | Magnesium | 24.305 |
13 | Al | Aluminium | 26.9815385 |
14 | Si | Silicon | 28.085 |
15 | P | Phosphorus | 30.973762 |
16 | S | Sulfur | 32.06 |
17 | Cl | Chlorine | 35.45 |
18 | Ar | Argon | 39.948 |
19 | K | Potassium | 39.0983 |
20 | Ca | Calcium | 40.078 |
21 | Sc | Scandium | 44.955908 |
22 | Ti | Titanium | 47.867 |
23 | V | Vanadium | 50.9415 |
24 | Cr | Chromium | 51.9961 |
25 | Mn | Manganese | 54.938044 |
26 | Fe | Iron | 55.845 |
27 | Co | Cobalt | 58.933194 |
28 | Ni | Nickel | 58.6934 |
29 | Cu | Copper | 63.546 |
30 | Zn | Zinc | 65.38 |
31 | Ga | Gallium | 69.723 |
32 | Ge | Germanium | 72.63 |
33 | As | Arsenic | 74.921595 |
34 | Se | Selenium | 78.971 |
35 | Br | Bromine | 79.904 |
36 | Kr | Krypton | 83.798 |
37 | Rb | Rubidium | 85.4678 |
38 | Sr | Strontium | 87.62 |
39 | Y | Yttrium | 88.90584 |
40 | Zr | Zirconium | 91.224 |
41 | Nb | Niobium | 92.90637 |
42 | Mo | Molybdenum | 95.95 |
43 | Tc | Technetium | 98 |
44 | Ru | Ruthenium | 101.07 |
45 | Rh | Rhodium | 102.9055 |
46 | Pd | Palladium | 106.42 |
47 | Ag | Silver | 107.8682 |
48 | Cd | Cadmium | 112.414 |
49 | In | Indium | 114.818 |
50 | Sn | Tin | 118.71 |