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Atom - Wikipedia

en.wikipedia.org/wiki/Atom

An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical ... If the number of protons and electrons are equal, that atom is electrically neutral. ... element...

An atom containing an equal number of protons and electrons is ...

www.answers.com/Q/An_atom_containing_an_equal_number_of_protons_and_electrons_is_called_a_atom

An atom containing an equal number of protons and electrons is called a atom? ... It must contain an equal number of proton and electrons because : A proton ...

What is equal to the number of protons in an atom? | Reference.com

www.reference.com/science/equal-number-protons-atom-cb743ee1ebabc913

Each atom contains an equal number of protons and electrons; these particles will be equal in value to an element's atomic number. For example, the element ...

Why do atoms always contain the same number of electrons and ...

sciencequestionswithsurprisinganswers.org/2013/06/07/why-do-atoms-always-contain-the-same-number-of-electrons-and-protons/

Jun 7, 2013 ... Atoms do not always contain the same number of electrons and protons, although this state is common. When an atom has an equal number of ...

The Atom

www.mcwdn.org/chemist/atom.html

The nucleus is surrounded by negatively charged particles called electrons ... by the numbers of protons, neutrons and electrons they contain and their atomic mass. ... An atom is described as neutral if it has an equal number of protons and  ...

Electric Charge in the Atom - Boundless

www.boundless.com/physics/textbooks/boundless-physics-textbook/electric-charge-and-field-17/overview-133/electric-charge-in-the-atom-474-10930/

Atoms contain negatively charged electrons and positively charged protons; ... If an atom has an equal number of protons and electrons, its net charge is 0. If it gains an extra electron, it becomes negatively charged and is known as an anion .

EngArc - L - Atom

www.engineeringarchives.com/les_chem_atom.html

An atom containing an equal number of protons and electrons is electrically neutral, otherwise it has a ... This gaining or losing of electrons is called ionization.

Why don't all atoms have an equal number of protons and electrons ...

www.quora.com/Why-dont-all-atoms-have-an-equal-number-of-protons-and-electrons

Q: Why don't all atoms have an equal number of protons and electrons? I am puzzled by this ... When they lose (or gain) an electron, they are called ions, and that is not a stable state for lone atoms. When atoms are in a .... What is the reason why atoms contain the same number of electrons and protons? Can electrons ...

The Nucleus: The Center of an Atom - dummies

www.dummies.com/education/science/chemistry/the-nucleus-the-center-of-an-atom/

A neutral atom contains equal numbers of protons and electrons. But the number of ... A represents the mass number (also called the atomic weight). image0.jpg.

Neutral vs. Charged Objects - The Physics Classroom

www.physicsclassroom.com/class/estatics/Lesson-1/Neutral-vs-Charged-Objects

Thus, if an atom contains equal numbers of protons and electrons, the atom is ... by an object is often expressed using the scientific unit known as the Coulomb.