How To Use Atomic number In A Sentence
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Atomic number 101 is a radioactive transuranic element synthesized by bombarding einsteinium with alpha particles.
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In fact, the elements with atomic numbers 43, 61, and 85 (technetium, promethium, and astatine, respectively) were unknown on earth until some of their radioactive isotopes had been produced synthetically.
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The isotope with 177 neutrons decays down to dubnium (atomic number 105), whereas the isotope with 176 neutrons decays down to roentgenium (atomic number 111).
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Depending upon which chemist you ask, rare earth elements consist of either: the so-called lanthanide series (elements having atomic numbers from 57 [corresponding to lanthanum] to 71 [corresponding to lutetium]
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When assigning priority to groups, atoms that are directly bonded to the carbon atom have their priority based upon their atomic number.
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Zinc (pronounced/ˈzɪŋk/, from German Zink), also known as spelter, is a metallic chemical element; it has the symbol Zn and atomic number 30.
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All atoms of the same element have the same atomic number; for exam-ple, the atomic number of carbon is 6.
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The transfermium elements are those elements with atomic numbers greater than 100, the atomic number for fermium.
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Actinides are the elements above atomic number 89 and are usually radioactive.
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As a result of the nucleon transformations, a new proton is left behind in the nucleus and the atomic number of the atom is raised by one.
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Heavy metals are metallic elements that have a high atomic number and are poisonous to living organisms.
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Early in 1999 synthesis of the element with atomic number 114 was reported.
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Its atomic number is 55 and its symbol is Cs. It belongs to a group of elements called the alkali metals.
Cesium
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The Southern ones, the so-called ionic clays from which the higher atomic numbered rare earths, europium, dysprosium, and terbium are produced, can run so that they have a 30% gross margin.
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Silicon, atomic number of 14, is a semi-metallic or metalloid, because it has several of the metallic characteristics.
Silicon
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But barium has an atomic number of 56, barely more than half that of uranium.
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Berkelium is a transuranic element, with an atomic number of 97 and an atomic mass of 274.0703.
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Following up on berkelium, dubnium and californium, researchers at the University of Berkely in California, stumbled upon am element with atomic number 117 about a year ago.
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We have found a steep rise in the stability of superheavy nuclei with atomic number, but we are still far from the region in which nuclei may live for thousands, maybe even millions, of years.
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Depending upon which chemist you ask, rare earth elements consist of either: the so-called lanthanide series (elements having atomic numbers from 57 [corresponding to lanthanum] to 71 [corresponding to lutetium]) or the actinide (elements 89 to 103) and lanthanide series.
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This selection of elements also reveals the increase in atomic weight over atomic number.
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Depending upon which chemist you ask, rare earth elements consist of either: the so-called lanthanide series (elements having atomic numbers from 57 [corresponding to lanthanum] to 71 [corresponding to lutetium]) or the actinide (elements 89 to 103) and lanthanide series.
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In such a case, an element's atomic number and atomic mass should be about equal.
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Actinide: Any of the series of 15 consecutive chemical elements in the periodic table from actinium to lawrencium (atomic numbers 89-103).
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Following up on berkelium, dubnium and californium, researchers at the University of Berkely in California, stumbled upon am element with atomic number 117 about a year ago.
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Carbon has three naturally occurring isotopes, that is, atoms of the same atomic number but different atomic weights.
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Following up on berkelium, dubnium and californium, researchers at the University of Berkely in California, stumbled upon am element with atomic number 117 about a year ago.
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The word Xenon comes from the Greek word xenon which means stranger it was discovered by Sir William Ramsay in 1898. has an Atomic Number of 86, the Atomic Symbol Rn, and the Atomic Mass of 222. 018g / mol.
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The higher the atomic number, the more shells and electrons an atom will have.
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The ionic radius varies among the elements depending on atomic number and ionic charge of the ion.
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Carbon has three naturally occurring isotopes, that is, atoms of the same atomic number but different atomic weights.
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Arsenic is an element (atomic number 33) classed as a semi-metal or metalloid.
Arsenic
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In 1934 Fermi reported the possibility that the atomic number of the element may be greater than 92.
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Lanthanide: Any of the series of 15 consecutive chemical elements in the periodic table from lanthanum to lutetium (atomic numbers 57-71).
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All atoms of the same element have the same atomic number; for exam-ple, the atomic number of carbon is 6.
