Definition of Atomic number

Babylon English
atomic number
number of protons within a nucleus

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Atomic number definition was found in categories: Computer & Internet(1)  Language, Idioms & Slang(1)  Science & Technology(5)  Society & Culture(1)  Entertainment & Music(1)  Medicine(1)  Encyclopedia(1)  

Atomic number Definition from Computer & Internet Dictionaries & Glossaries

Integrated Circuit Terminology
Atomic Number
the number of protons and electrons in an atom of a specific element in the ground state.


Atomic number Definition from Language, Idioms & Slang Dictionaries & Glossaries

WordNet 2.0
atomic number

Noun
1. the order of an element in Mendeleyev's table of the elements; equal to the number of protons in the nucleus or electrons in the neutral state of an atom of an element
(hypernym) number
(hyponym) magic number


Atomic number Definition from Science & Technology Dictionaries & Glossaries

NRC Nuclear Energy Glossary
Atomic number
The number of positively charged protons in the nucleus of an atom.

ASTRONOMY UNBOUND
atomic number
The number of protons in an atomic nucleus. It is usually denoted by the letter Z. See also atomic mass number.

Technical English by wpv
ATOMIC NUMBER
The number of protons found in the nucleus of an atom, of an element.

Atomic Number (symbolized Z)
The number of protons in a nucleus. It determines the chemical properties of an element.

Physical Geography Terms and Meanings
Atomic Number
Number of protons in the nucleus of an atom.

General Chemistry Glossary
atomic number
 Say it 
(Z) The number of protons in an atomic nucleus . The atomic number and the element symbol are two alternate ways to label an element. In nuclide symbols , the atomic number is a leading subscript; for example, in 126C, the "6" is the atomic number.


Atomic number Definition from Society & Culture Dictionaries & Glossaries

Environmental Engineering (English ver.)
Atomic number
A specific number that differs for each element, equal to the number of protons in the nucleus of each of its atoms.


Atomic number Definition from Entertainment & Music Dictionaries & Glossaries

English to Federation-Standard Golic Vulcan
Atomic number
galu-su'us


Atomic number Definition from Medicine Dictionaries & Glossaries

CDC Radiological Terms
Atomic number
the total number of protons in the nucleus of an atom.
  


Atomic number Definition from Encyclopedia Dictionaries & Glossaries

Wikipedia English - The Free Encyclopedia
Atomic number

In chemistry and physics, the atomic number (also known as the proton number) is the number of protons found in the nucleus of an atom. It is traditionally represented by the symbol Z. The atomic number uniquely identifies a chemical element. In an atom of neutral charge, the number of electrons also equals the atomic number.


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