Well basically an atom is the smallest unit of an element that retains the property of that element.
An ion is a electrically charged atom (negative ion has more electrons that protons and postive ion has more protons that electrons)
Number of protons in atom determines which element it is and neutrons vary. electrons are to balance the postive charge of the protons so in a neutral atom there are same amount as protons
2006-09-14 12:01:41
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answer #1
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answered by Anonymous
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an ion is an atom with extra or missing electrons so that it has a positive or negative charge. Sometimes it is an atom that is completely missing the electrons, and this is also called an alpha particle (2 neutrons, 2 protons). An ion can be almost any size.
2006-09-14 11:54:42
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answer #2
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answered by auntiegrav 6
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Atoms are what you notice on the periodic table whilst they are via themselves. Na is an atom, as is Ca. Molecules are whilst atoms sort a bond with yet another atom. Examples: NaCl, F2, O2, and so on. actually, everywhere the place you notice an uncharged selection, or greater suitable than one letter, a molecule is what you're finding at. An ion is a CHARGED atom. How does this take place? enable's think of approximately what an atom is created from: -An atom has a nucleus interior the midsection that has constructive debris called protons. It additionally has debris that have not any cost called neutrons. Why are the neutrons there? They dodge the constructive quotes from repelling. (Like once you attempt to attach 2 magnets, yet they push far flung from one yet another.) -Now, in an ATOM, there is an equivalent style of protons and what's called electrons. Electrons have a unfavorable cost. it fairly is opposite of the proton cost. merely like with magnets, opposites attraction to. simply by fact of this atoms take the form of a ball. each and every now and then, an atom will lose or benefit an electron. some atoms have nuclei that fairly want to tug electrons close. some, want to supply electrons away. whilst an atom constructive factors an electron, it hastily has greater electrons than protons. for this reason, it has an further unfavorable cost. it fairly is what's termed an ION. yet! now and lower back an atom LOOSES an electron, and it hastily has much less electrons than protons. for this reason it has an further constructive cost. it fairly is often called an ION. enable me understand from now on questions. :)
2016-12-15 08:09:18
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answer #3
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answered by schluckerbier 4
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An ion is an atom that does not have the same number of protons and electrons.
If an atom has more protons then electrons it is a positive ion. If it has more electrons it is a negative ion.
2006-09-14 12:02:48
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answer #4
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answered by Kevin H 7
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www.hc-sc.gc.ca/hecs-sesc/ccrp...
an atom or group of atoms that has either gained or lost electrons and so has an electrical change.
school.discovery.com/curriculu...
an electrically charged particle.ion is charged but radical is uncharged
www.macalester.edu/~psych/what...
An atom or a compound with a net (positive or negative) electrical charge.
www.hubbardbrook.org/education...
An atomic particle that is electrically charged, either negatively or positively.
www.lbl.gov/abc/wallchart/glos...
An electrically charged atom or group of atoms.
www.epa.gov/OCEPAterms/iterms....
An atom or molecule that has acquired an electrical charge by the loss or gain of electrons. When electrons are stripped from hydrogen atoms in the anode side of the fuel cell, the atoms become positively charged hydrogen protons, which are ions.
www.fuelcellmarkets.com/articl...
An ion is an atom that is missing one or more electrons; ions have an electrical charge. ION ENGINE An ion engine is an engine that ionizes a gas in order to propel a spacecraft. A electrical charge is used to ionize xenon gas (an inert gas like neon or helium, but heavier). In an electrical field the ions are accelerated to a speed of about 30 km/second. The high-speed xenon ions are expelled as exhaust, pushing the spacecraft in the other direction (since momentum is conserved). ...
www.allaboutspace.com/subjects...
an atom or molecule which has a positive or a negative electrical charge.
www.pslc.ws/macrog/kidsmac/glo...
Atom with an unbalanced electrical charge caused by the loss or gain of one or more electrons.
www.fisicx.com/quickreference/...
an atom that has either gained or lost an Electron making it either positively or negatively Charged.
www.icknowledge.com/glossary/i...
An atom or molecule that carries a net charge (either positive or negative) because of an imbalance between the number of protons and the number of electrons present. If the ion has more electrons than protons, it has a negative charge. If the converse is true, the ion has a positive charge. Ions with a positive charge are called cations; ions with a negative charge are called anions.
group: (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
free radical: an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule than has lost an electron and will stabilize itself by stealing an electron from a nearby molecule; "in the body free radicals are high-energy particles that ricochet wildly and damage cells"
2006-09-14 11:55:19
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answer #5
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answered by precious 3
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To be simple and save you the time of reading longer and more complicated answers. Simple, an Ion had either has more electrons or less then the number of protons. Atoms make up elements and is the basic building block of life.
2006-09-14 12:01:15
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answer #6
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answered by HeartBreakKid 2
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an ion is an atom or a group of atom which possesses electric changes/an atom is d smallest part of an element that exist and still possess the chemical properties of that element. electron in an atom- 1/1840 and proton- 1 unit.
2006-09-14 12:16:03
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answer #7
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answered by Anonymous
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