Meaning atomic number
What does atomic number mean? Here you find 42 meanings of the word atomic number. You can also add a definition of atomic number yourself

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atomic number


Number of protons in the nucleus of an atom.
Source: physicalgeography.net

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atomic number


The number of protons in the nucleus of an atom, unique for each element and designated by a subscript to the left of the elemental symbol.
Source: phschool.com

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atomic number


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 examp [..]
Source: antoine.frostburg.edu

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atomic number


Number of protons in an atomic nucleus. Each chemical element is determined by its atomic number. The arrangement of elements according to increasing atomic numbers forms the basis of the classificati [..]
Source: euronuclear.org

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atomic number


The number of protons in an atom, a quantity that determines which element the atom represents. Example: all atoms of oxygen have 8 protons.
Source: ge-at.iastate.edu

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atomic number


The atomic number of a chemical element is the number of protons found in the nucleus of the atom. Lead, with an atomic number of 82, is regarded as a heavy metal and is present in pigments such as le [..]
Source: nationalgallery.org.uk

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atomic number


The number of positively charged protons in the nucleus of an atom.
Source: nrc.gov

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atomic number


number of protons in the nucleus of an atom. Atomic Weight: the weighted average of the masses of naturally occurring isotopes of a given element. ATP (adenosine triphosphate): the energy molecule that powers organisms by fueling the cell's chemical reactions. It does this by surrendering one of its three phosphate groups while breaking down c [..]
Source: terrapsych.com

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atomic number


The atomic number of an element, which indicates its place in the periodic table of elements, is the number of protons (positively charged particles) in the nucleus of one of its atoms. If an atom is [..]
Source: atomicarchive.com

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atomic number


The number of protons in an element. Examples: The atomic number of hydrogen is 1; the atomic number of carbon is 6. Also Known As: The atomic number is also known as the proton number. It may be repr [..]
Source: chemistry.about.com

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atomic number


The number of protons found in the nucleus of an atom and therefore identical to the charge number of the nucleus.
Source: mathway.com

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atomic number


Number of protons in the atomic nucleus; there is a characteristic number for each type of element. atomic weight
Source: mhhe.com

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atomic number


  The number of protons in an atom..
Source: quick-facts.co.uk

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atomic number


The number of protons in the nucleus of an atom. This determines an element’s properties and location on the periodic table of elements.
Source: sciencelearn.org.nz

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atomic number


Number of protons in the nucleus of one atom of an element.
Source: mdk12.msde.maryland.gov

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atomic number


Symbolized Z, it is equal to the number of protons in the nucleus of an atom of that element.
Source: college.cengage.com

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atomic number


The number of protons in an atomic nucleus.
Source: etutorphysics.com

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atomic number


A specific number that differs for each element, equal to the number of protons in the nucleus of each of its atoms.
Source: lenntech.com

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atomic number


Number of protons in the nucleus of an atom, which also indicates the position of that element in the periodic table.
Source: ansto.gov.au

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atomic number


[noun] The number of protons in an atomic nucleus. Appears in modules:
Source: visionlearning.com

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atomic number


number of protons in the nucleus of an atom; number that identifies the kind of atom; the number determines an element’s placement on the periodic table. 
Source: alanpedia.com

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atomic number


The number of positively charged protons in the nucleus of an atom.
Source: safety.uchicago.edu

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atomic number


The number of protons in the nucleus of an atom.
Source: boomeria.org

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atomic number


the total number of protons in the nucleus of an atom.
Source: remm.nlm.gov

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atomic number


The number assigned to each element on the basis of the number of protons found in the element's nucleus.
Source: www2.lbl.gov

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atomic number


the number of protons in the nucleus of an atom
Source: memrise.com

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atomic number


The number of protons in the nucleus of an atom
Source: web.archive.org

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atomic number


The number of positively charged protons in the nucleus of an atom.
Source: hps.org

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atomic number


The number of protons in the nucleus of an atom (Lesson 9)
Source: silvergrovescience.angelfire.com

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atomic number


(n.) The number of protons in the nucleus of an element. It is the atomic number that defines the identity of an element. Z=6 for 12C.
Source: earthguide.ucsd.edu

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atomic number


Z (Also called the proton number, but at GCSE call it the atomic number in exams - using the physicist's term may lose you marks) - The atomic number of an atom is the number of protons in the nu [..]
Source: cyberphysics.co.uk

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atomic number


Specific to individual elements - represents the number of protons in the atomic nucleus. The same as the number of electrons.
Source: mpoweruk.com

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atomic number


A number that indicates both the number of the protons and number electrons in the atom.
Source: powerengineering.org

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atomic number


the number of protons in the nucleus of an atom.
Source: hach.com

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atomic number


Number of protons in an element.
Source: shodor.org

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atomic number


the number of protons in the nucleus of an atom.
Source: chem.purdue.edu

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atomic number


The atomic number is the number of an element on the periodic table. It is also equal to the number of protons inside of an atom. A neutral atom has equal numbers of electrons and protons. The atomic [..]
Source: chem4kids.com

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atomic number


Number of protons in the nucleus of an atom.
Source: acq.osd.mil

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atomic number


The number in an element's box in the periodic table that indicates number of protons or electrons.
Source: groups.molbiosci.northwestern.edu

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atomic number


The number of positive charges or protons in the nucleus of an atom.
Source: hobbyprojects.com

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atomic number


The number of protons found in the nucleus of an atom, of an element.
Source: massengineers.com

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atomic number


The number of Protons within an Atom . E.g. Uranium-238 (92) contains 92 protons. Also gives the number of Electrons .
Source: ionactive.co.uk

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