Web Results

Atomic number - Wikipedia


In chemistry and physics, the atomic number of a chemical element is the number of protons found in the nucleus of an atom of that element, and therefore ...

Atomic number, atomic mass, and isotopes | Elements and atoms ...


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 ...

Atomic Number and Mass Number - NDE/NDT Resource Center


The number of protons in the nucleus of an atom determines an element's atomic number. In other words, each element has a unique number that identifies how ...

Chemical Elements.com - Atomic Number


An up-to-date periodic table with detailed but easy to understand information.

Atomic Number Definition - Chemistry Glossary - About.com


Oct 12, 2016 ... This is the atomic number definition, examples of atomic numbers of elements, and a look at the shorthand notation for the term.

atomic number - Infoplease


atomic number, often represented by the symbol Z, the number of protons in the nucleus of an atom, as well as the number of electrons in the neutral atom.

The chemical elements of the periodic table sorted by atomic number


Chemical elements listed by atomic number. The elemenents of the periodic table sorted by atomic number. click on any element's name for further chemical ...

Atomic Number and Mass Number - Video & Lesson Transcript ...


Atoms are the basic building blocks of everything around you. In order to really understand how atoms combine to form molecules, it's necessary to...

Atoms and Elements - HyperPhysics


A chemical element consists of those atoms with a specific number of protons in the nucleus; this number is called the atomic number. The atoms of an element ...

WebElements Periodic Table»Atomic number»periodicity


The atomic number corresponds to the number of protons in the nucleus of an atom of that element. It also corresponds to the number of electrons in the neutral  ...

Atomic Numbers
The atomic number, as denoted on the periodic table, refers to the number of protons in a single atom of that particular element. Learn more about the organization of the periodic table with important facts from a science teacher in this free video on... More »
Difficulty: Moderate
Source: www.ehow.com
More Info

Questions and Answers - How do I find the number of protons ...


An answer to the question: Instructions on how to calculate the number of protons , electrons and neutrons in an atom of any element.

Atomic number | Define Atomic number at Dictionary.com


Atomic number definition, the number of positive charges or protons in the nucleus of an atom of a given element, and therefore also the number of electrons ...

List of Elements of the Periodic Table - Sorted by Atomic Number


Atomic Number M.P. - melting point B.P. - boiling point * Density of elements with boiling points below 0°C is given in g/l and in sorted list they are shown before ...