Particle Physics
Relatively recent experimental results have confirmed what philosophers throughout history had theorized all along; that all matter is made up of elementary particles. Those curious about this cutting-edge field of physics known as particle physics should post their questions here, including those about fundamental particles, fundamental forces, Grand Unified Theories, and the extraordinary devices that have been or need to be engineered to research them.
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added What are two important applications of neutron radiation to Particle Physics 26 May 2012 20:51
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added Why are people's DNA messed up from the nuclear bombs to Particle Physics 25 May 2012 18:35
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Ayush SMass Number Protons and neutrons are collectively called called nucleons. The number of nucleons (protons plus neutrons) in the...
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nitrogen -15 nitrogen -15
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First we have to define the word an electron, An electron is negatively charged particle. A metal is a substance consists of...
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Protons, neutrons and electrons are subatomic particles. They are the three fundamental particles which make up atoms. Electrons...
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One with each hydrogen and six with the oxygen. There are 8 electrons in each H2O molecule.
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electrons are no longer localized on a single atom, but delocalized over the entire metal; the positively charged metal atoms are...
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Element name:SilverSymbol:AgAtomic Number:47Protons:47Neutrons:61Mass:107.8682
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The SEM has become more popular than the TEM as it can produce images of high resolution, greater clarity and three dimensional...
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Enantiotopic Protons appear to be equivalent when replaced by a Deuterium and give one signal on NMR. However, they can be made...
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Potassium's atomic number is 19. That means that, to keep it neutral, it has 19 protons and 19 electrons. The first 19 electrons...
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2H, the other stable hydrogen isotope, is known as deuterium and contains one proton and one neutron in its nucleus.
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The Rb+ ion contains 36 electrons.
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Electron u dummy
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down up strange charm top bottom
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There are many ways to pronounce it. The most common are pronounced like kwark and kwork
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First off, we need to know the number of electrons of all of the constituent atoms in this molecule. Carbon has 6, hydrogen has...
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A standard hydrogen atom has 1 proton. The Atomic Number of any element is the number of protons that element has.
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I linked an article below that describes a rather unscientific theory of mass extinction resulting from a so-called "Neutrino...
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Use your periodic table of elements. The number to the top left of each atom (its 'atomic number') is also the number of protons...
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Positive charge: protons Negative charge: electrons
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the electrons and protons are always the same as the atomic #. so whatever the atomic # is, that's the answer.hope this helps...
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Subatomic particles are the same for all substances that exist everwhere. So to ask "What are the subatomic particles of...
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no, its an atom which is broken down into subatomic particles
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Thorium, or Th, has an atomic number of 90. That means that every atom of thorium has 90 protons. The only naturally abundant...
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This refers to the uncertainty priciple, stating that electrones move in kindof envelopes (clouds) where you can not locate them...
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1s2 2s2 2p6 3s2 Mg: 1s22s22p63s2
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accelerate charged particles to high energy
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You must use gunboat diplomacy to control the atoms.
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It is located below the intake manifold. It is located below the intake manifold.
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[Ne]3s23p4
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A Quark, is the smallest.
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They have opposite charges and therefore attract
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The halogens group, number 17
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String theory refers to any one of five specific theories that attempts to unify the four fundamental forces: electromagnetism,...
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Electrical Energy
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antimatter and matter can be combined to form pure energy- 9^16 times its mass in joules of energy. Also if you consider hydrogen...
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Magnesium has 12 protons and 12 electrons. Its electron configuration is 1s2 2s2 2p6 3s2. Thus, its valence electrons are in the...
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observable ? i'd say quarks.
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Neutron
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valence electrons
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They are referred to as delocalised electrons as they are not located within any single atom.
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Electrons.
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The elements that have 5 electrons in the dot diagram means that they have 5 valence electrons. These elements are found in group...
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Mass, charge, spin, strangeness, charm, and color; to name just few.
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Hardly, since the hardly ever interact with matter, and don't have much energy.
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Neutrons and Protons which are made up of up and down quarks.
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The mass of a proton is 2000 times the mass of an electron. Mass of electron: 9.10938 * 10-31 kg Mass of proton: 1.67262 *...
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neutron
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A nonpolar covalent bond, also called a pure covalent bond, involves the equal sharing of valence electrons.
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Electrically neutral terbium's atomic number is 65. Therefore, it has 65 protons and 65 electrons. Terbium's only stable isotope...
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A hydrogen atom is only a proton and an electron. Beyond that the neutron seems to keep the nucleus together and stable. Maybe a...
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Electrons are the free moving atomic particles that rotate around a nucleus in the atomic structure of elements (e.g....
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Chlorine's atomic number is 17. Thus it needs to have 17 protons and 17 electrons to be electrically neutral. 35Cl, specifically,...
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Calcium's atomic number is 20. It therefore has 20 protons and 20 electrons. Since calcium is a group 2 element, 2 of those...
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I believe that element is Magnesium with a charge of +2.
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Not sure what you mean by "specific," but some light being emitted from a hot thin gas is, indeed, caused in that way. Other...
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Malonic acid has pKa values of 2.83 (pK1) and 5.69 (pK2). If malonic esters are used then on treatment with a strong base like...
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the protons and the neutrons together is the atomic mass.
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You can determine the proton of any element by finding the element on the periodic table. For instance, aluminum is element 13....
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Hawking radiation is not used for anything; however, the theory says that black holes will slowly evaporate. What happens is a...
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Valence electrons are shared between molecules
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If a proton were added to an atom of aluminum, the atom would become a silicon ion with a single positive charge.
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electrostatic forces
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STABLE
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The element with that electron configuration is Iron.
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There are 6 homotopic protons in propane (3 on the first carbon and 3 more on the 3rd carbon).
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group 1...is 1 valence.group 2...is 2 valence.
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1s2 2s2 2p6 3s2 3p6 3d10 4s2
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The most stable configuration is when the entire shell is full (noble gas configuration). Next best is when a specific orbital...
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Quarks are building blocks for subatomic particles. They are considered to be fundamental particles, and are thus not made up of...
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(sarcastic answer removed) A quark is a subatomic particle. They are found in protons and neutrons, for instance, which together...
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The Coulomb is a 'derived' unit depending on the basic units of the metric system. So one Coulomb is the amount of charge in an...
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There are many neutral particles which are made up of charged quarks e.g. the neutron) but the only fundamental neutral particles...
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No. It is either a fantasy, or something hypothetical. The very existence of tachyons is just a wild guess - there is no evidence...
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You can look at the periodic table of the elements and determine the number of valence electrons in that element. The Alkali...
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No. Nonmetals generally gain electrons during chemical reactions.
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The sum of the number of protons and neutrons in the atomic nucleus is called the "mass number".For example, Lithium has 3...
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The first thing to understand about sub-atomic particles is that concepts like "location" become increasingly useless as one...
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It has 36 because Kr (Krypton) has the atomic number 36. the protons never change in an isotope, only the neutrons.
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J.J.Thomson first suggested that there were negatively charged particles within the atom. This was in 1897. He set up an...
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The first particle accelerator was built more around the time of 1927 (resonance linear accelerator) about eight years after...
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The four fundamental forces of nature are gravity, the electromagnetic force, the strong force (strong nuclear force or strong...
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A Covalent bond is formed. A Covalent bond is formed.
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By sheer size, I would assume MUCH larger. But through weight, the proton is much heavier compared to an electron. On any...
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Neutrons have no electric charge, but protons are positively charged.
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The troposhpere is thick (relatively speaking) with gases and so more high energy EM waves are absorbed before they can reach the...
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Br(80) isotope, atomnumber 35, massnumber 80: 35 protons, hence 35 electrons in the neutral atom and 80-35 = 45 neutrons
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The Pauli exclusion principle. See related link.
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A subatomic particle are smaller particles composing nucleons and atoms. The two types of subatomic particle are elementary, they...
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For an electron cloud model, the analogy would be the propeller blades on a plane.
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To provide the motive force that pumps protons into the outer lumen of the mitochondria. Where the protons will fall down their...
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