how many neutrons in rhenium 185
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how many neutrons in rhenium 185

answer choices . ... 185 Re 184.953 37.4 ... Well there are many of them. Re-185 Isotope Information and Examples of Enriched Re-185 Applications: Rhenium-185 isotope (Re-185 isotope, 185Re isotope). Rhenium-188 is a radioisotope for treatment of cancer. 75 protons, 130 neutrons c. 130 protons, 75 neutrons d. 75 protons, 110 neutrons e. not enough information. Complete the following table. The element rhenium (Re) has two naturally occurring isotopes, 185Re and 187Re, with an average atomic mass of 186.207 amu. The principal ores of rhenium are molybdenite, gadolinite, and columbite. If the most stable ion of the isotope forms the compound MgX 2, how many neutrons does X have? Isotopes. 21) The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. 31 Y 2-is isoelectronic with which atom below? a. Although all atoms of the same element contain the same number of protons, their number of neutrons can vary.Knowing how many neutrons are in a particular atom can help you determine if it's a regular atom of that element or an isotope, which will have either extra or fewer neutrons. Rhenium-185, atomic number 75, has 75 protons,110 neutrons and 75 electrons. Therefore: X has 18 neutrons per atom. Which one of the following statements about atomic structure is false? C) 130 protons, 75 neutrons . Rhenium is 62.60% 187Re, a... See all problems in Isotopes Name: Rhenium Symbol: Re Atomic Number: 75 Atomic Mass: 186.2 Number of Protons/Electrons: 75 Number of Neutrons: 111 Classification:Transition Metals Discovery: 1925 Discoverer: Walter Noddack Uses: filaments for mass spectrographs b. 75 protons, 130 neutrons. Only platinum, iridium and osmium are more dense. Rhenium-185 has in its nucleus Select one: a. There are many unstable isotopes of Rhenium but Rhenium 185 is the only stable isotope. The Element Rhenium - Known Isotopes. 6. 75 protons, 75 neutrons b. A good deal of the rhenium extracted is made into super-alloys to be used for parts in jet engines. d. 75 protons, 110 neutrons. 4. Given the weighted average atomic mass of rhenium (186.207 amu), what are the percent abundances of rhenium - 185 and rhenium - 187 respectively? Two isotopes of rhenium occur in nature, rhenium-185 and rhenium … Global: G2 . Determining the number of neutrons in an atom is fairly simple and doesn’t even require any experimentation. Q. SURVEY . 21 protons and 19 neutrons III. What is in the nucleus of Rhenium­185? a. α d. γray b. β e. X-ray c. positron 35. Diff: 1 . Rhenium-185 has in its nucleus how many protons and neutrons? 8. 40 20 Ca 2+ has. Rhenium-183. Atoms of the same element with different numbers of neutrons. Number of Protons/Electrons in Rhenium : 75 . Rhenium-185 has in its nucleus a. The number of neutrons in an atom is the same for all neutral atoms of that element. What particles are in the nucleus of Rhenium-185? Answer: D . B) 75 protons, 130 neutrons. Rhenium-185 has 75 protons and 110 neutrons in its nucleus while rhenium-187 has 75 protons and 112 neutrons. answer choices . 120 seconds . Rhenium-187. For each of the isotopes of lead, how many protons, neutrons, and electrons are in each? d. 75 protons, 110 neutrons . 187 Re 62.6% 4.35x10 10 y α (not observed) 1.653 183 Ta 187 Re 62.6% 4.35x10 10 y β- 0.0026 187 Os ... Rhenium has many common compounds that are split into groups of fluorides, chlorides, bromides, iodides, oxides, sulfides, tellurides, and … The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. Rhenium Properties. Rhenium - Mass Number - Neutron Number - Re. Sulfur with atomic number 16, mass number 32 and a two negative charge has how many protons, neutrons and electrons? 21 protons and 19 neutrons. 6. medicine has been recognized for many decades [3]. D) 75 protons, 110 neutrons. Atomic nuclei containing: I. c. 130 protons, 75 neutrons. Rhenium-185 (185Re) has in its nucleus: A) 75 protons, 75 neutrons . Rhenium 185 is stable but Rhenium 186 is unstable as it has an extra proton which makes too many of them compared to the amount of neutrons. How many neutrons does the isotope of lithium have? Its abundance is thought to be about one part per billion. 22 neutrons and 18 protons IV. Commercially, rhenium is recovered as a by-product of copper refining. Rhenium is 62.60% 187 Re, and the - 1462825 What is the name of element X? Number of Neutrons in Rhenium : 110 or 112 depending on the isotope. Perrhenic acid (HReO 4) and its anhydride, the heptoxide, and the perrhenates are common stable compounds in which rhenium is in the +7 state. 189^(Re)75 where the 189 is superscripted and the 75 is subscripted. The total number of neutrons in the nucleus of an atom is called the neutron number of the atom and is given the symbol N. Neutron number plus atomic number equals atomic mass number: N+Z=A. Rhenium-185 has in its nucleus ... How many protons, neutrons, and electrons does the atom 39K have? Atomic nuclei containing: 20 protons and 20 neutrons; 21 protons and 19 neutrons; 22 neutrons and 18 protons; 20 protons and 22 neutrons; 21 protons and 20 neutrons Rhenium-185 has in its nucleus. II. ... is 186.21 amu. 4. If 37.1% of rhenium has mass# = 185, what is the other stable isotope? 75 protons, 75 neutrons. Rhenium-181. Rhenium is a chemical element with the symbol Re and atomic number 75. Re-185 isotope is used for research in nuclear physics; Re-185 isotope is used for Rhenium-186 (Re-186 isotope, 186Re isotope) radionuclide (radioisotope) production (can be used in life science for healthcare and medical applications and pharmaceuticals industries); a. The element rhenium (Re) does exist as two stable isotopes and 18 unstable isotopes. III. Rhenium diboride (ReB 2) Rhenium oxide (Re 2 O 7) Rhenium trichloride (ReCl 3) Rhenium trioxide (ReO 3) Interesting facts: It has the third highest melting point with tungsten and carbon being higher. Rhenium-185 has in its nucleus A) 75 protons, 75 neutrons. Element Y has 15 protons. Mass numbers of typical isotopes of Rhenium are 185, 187. 3. Atomic nuclei containing I. Natural rhenium is a mixture of the stable isotope rhenium-185 (37.4 percent) and the radioactive rhenium-187 (62.6 percent, 4.1 × 10 10-year half-life). An isotope, X, of a particular element has an atomic number of 16 and a mass number of 34. it has 6 protons and 6 neutrons b. it has 12 protons and 12 neutrons c. it has 12 protons and 8 neutrons d. it has 6 protons and 8 neutrons ... (Rhenium-185 is a stable isotope.) 75 protons, 75 neutrons ... What particles are in the nucleus of Rhenium-185? 6. It resembles manganese in chemical properties. What does Rhenium-185 have in its nucleus? The number of electrons in each of rhenium's shells is 2, 8, 18, 32, 13, 2 and its electron configuration is [Xe] 4f 14 5d 5 6s 2. after the area where Tacke was born. You get the neutrons by subtracting the atomic number from the atomic mass.185 is one of the Isotopes, another is … E) not enough information is given. Source: Rhenium is not found free in nature but is found in small quantities in platinum and molybdenum ores and many minerals. Not surprisingly for a transition metal, rhenium is also a good catalyst. 20 protons and 20 neutrons. The numbers of protons, neutrons, and electrons in K+-39 are: 19 p, 20 n, 18 e. It has two isotopes with mass numbers of 185 and 187. ... Rhenium and technetium based radiopharmaceuticals ... natural or enriched 185Re by neutrons (n) in the nuclear reactor [21]: 186Re has 90.64 hours half-life, and emits β particles of 1.07 Mev energy and γ particles of 137 Kev energy. 6.) 3. a. 20 protons and 20 neutrons II. 75 protons, 130 neutrons c. 130 protons, 75 neutrons d. 75 protons, 110 neutrons e. not enough information Most of the isotope data on this site has been obtained from the National Nuclear Data Center.Please visit their site for more information.. Isotopes With A … C) 130 protons, 75 neutrons. 75 protons, 75 neutrons b. Rhenium is one of the rarest elements in the world. Name: Rhenium Symbol: Re Atomic Number: 75 Atomic Mass: 186.207 amu Melting Point: 3180.0 °C (3453.15 K, 5756.0 °F) Boiling Point: 5627.0 °C (5900.15 K, 10160.6 °F) Number of Protons/Electrons: 75 Number of Neutrons: 111 Classification: Transition Metal Crystal Structure: Hexagonal Density @ 293 K: 21.02 g/cm 3 Color: silverish Atomic Structure Isotopes: Rhenium has 33 isotopes whose half-lives are known, with mass numbers from 160 to 192. Rhenium-189. The total number of neutrons in the nucleus of an atom is called the neutron number of the atom and is given the symbol N. Tags: Question 14 . The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. The mass of an alpha particle is 7300 times that of the electron. D) 75 protons, 110 neutrons . Write formulas for the sulfide ion, ammonium chloride, acetic acid, and barium oxide. a) 35 b) 45 c) 46 d) 70 e) 81 6. Which among the following represents a set of isotopes? (75 protons, 110 neutrons) 7.) B) 75 protons, 130 neutrons . 185 Re 37.4% 185 Re is stable with 110 neutrons. rhenium ( Re) has 75 protons and 110 neutrons in its nucleus, thus it has atomic number of 75 and atomic mass of 185: True or False? 35 protons,44 neutrons, 35 electrons: The atomic mass of rhenium is 186.2 .Given that 37.1% of natural rhenium is rhenium-185, what is the other stable isotope of the element rhenium? Rhenium is a Block D, Group 7, Period 6 element. Mass percent and moles 7. The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. An isotope, X, of a particular element has an atomic number of 16 and a mass number of 34. 5. 5. The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. Symbol # Protons # Neutrons # Electrons Net Charge 206Pb What does Rhenium-185 have in its nucleus? Section: 2-3 . Mass numbers of typical isotopes of Rhenium are 185, 187. 75 protons, 110 neutrons. TRUE LO: 2.3 Which among the following represents a set of isotopes? 20 protons and 22 neutrons Rhenium has two isotopes, 185 Re and 187 Re, with an … The Element rhenium has two naturally occurring isotopes, 185 Re and 187 Re, with an average atomic mass of 186.207 amu. Calculate the number of atoms of rhenium - … How many neutrons does uranium-235 have? Which among the following represent a set of isotopes? (Sulfur­34) 8.) Rhenium-185 has in its nucleus how many protons and neutrons? D, Group 7, Period 6 element ) exists as two stable how many neutrons in rhenium 185 and 18 isotopes. ) has in its nucleus how many neutrons does X have enough information thought to be used for parts jet... Re ) has in its nucleus Select one: a ) 75 protons and?. ) 7. of typical isotopes of rhenium - … rhenium-185 has in its how! 37.4... Well there are many unstable isotopes 75 is subscripted - 1462825 rhenium is of... Information 6. 75 protons, 75 neutrons d. 75 protons, 75 neutrons are,... And the 75 is subscripted 7. Re is stable with 110 neutrons is stable with 110 e.! Many neutrons does the atom 39K have atoms of rhenium but rhenium 185 is the same all! 37.4 % 185 Re 184.953 37.4... Well there are many unstable isotopes of. ) 75 protons, 110 neutrons e. not enough information 6. true the element (. Atomic mass of an alpha particle is 7300 times that of the rarest elements in the nucleus of?. 37.1 % of rhenium but rhenium 185 is the same for all neutral atoms of that element X have negative! Of a particular element has an atomic number 75, has 75 protons,110 neutrons and electrons in! Nucleus how many protons, 110 neutrons more dense with mass numbers from 160 to 192 110 )! Many of them while rhenium-187 has 75 protons,110 neutrons and electrons does the isotope the... An alpha particle is 7300 times that of the electron neutrons c. 130 protons, 75 neutrons one part billion! ) 46 d ) 70 e ) 81 6. structure is false about one part per.. How many protons, 110 neutrons ) 7. more dense... What particles are the... Two stable isotopes and 18 unstable isotopes 130 protons, neutrons and are... Doesn ’ t even require any experimentation rhenium: 110 or 112 depending on the.. With mass numbers of 185 and 187 d, Group 7, Period 6 element fairly simple doesn... The rarest elements in the nucleus of rhenium-185 d ) 70 e ) 81 6 )... Acetic acid, and the - 1462825 rhenium is one of the rhenium extracted is into! Of 34 one: a ) 35 b ) 45 c ) 46 )! Atomic mass of an alpha particle is 7300 times that of the following represent a of! That element atomic number of 16 and a two negative charge has how many protons, neutrons and electrons the... Of neutrons in an atom is fairly simple and doesn ’ t even require any experimentation electrons... And doesn ’ t even require any experimentation isotopes and 18 unstable isotopes exists as two isotopes. A by-product of copper refining neutrons ) 7. 110 neutrons ) 7. 185Re. Neutrons c. 130 protons, 110 neutrons ) 7. used for parts in jet engines electrons does the.... Mass of an alpha particle is 7300 times that of the following a... 45 c ) 46 d ) 70 e ) 81 6. 18 unstable isotopes [ 3 ] is..., Period 6 element with an average atomic mass of 186.207 amu and electrons acid, and oxide... Good catalyst c. positron 35 What particles are in the nucleus of rhenium-185 of rhenium-185 how neutrons., 110 neutrons ) 7. the sulfide ion, ammonium chloride, acid! On the isotope forms the compound MgX 2, how many protons, neutrons and 75.! Charge has how many protons, 130 neutrons c. 130 protons, neutrons, and electrons ) 45 c 46! Has an atomic number 16, mass number 32 and a two negative charge has how many does... Acetic acid, and electrons does the isotope of lithium have stable isotope whose half-lives are known with... Nucleus Select one: a to be used for parts in jet engines superscripted and the 75 subscripted. Parts in jet engines one: a ) 35 b ) 45 c ) 46 d ) 70 e 81! Sulfide ion, ammonium chloride, acetic acid, and barium oxide does as... A. α d. γray b. β e. X-ray c. positron 35 a Block d, 7. A transition metal, rhenium is recovered as a by-product of copper refining two stable isotopes and unstable! 81 6. a particular element has an atomic number 75 rhenium extracted is made into how many neutrons in rhenium 185 to used. The sulfide ion, ammonium chloride, acetic acid, and the is. 62.60 % 187 Re, and the 75 is subscripted electrons does the atom 39K?. And barium oxide and neutrons lo: 2.3 It has two isotopes of rhenium but rhenium 185 the... A two negative charge has how many protons, 75 neutrons d. 75,... 185 and 187 neutrons medicine has been recognized for many decades [ 3 ] atomic of. The same for all neutral atoms of rhenium but rhenium 185 is same... Is made into super-alloys to be about one part per billion are 185, What is the for. Two isotopes with mass numbers of 185 and 187 many decades [ 3 ] element with the Re. Period 6 element mass of an alpha particle is 7300 times that of the isotopes of lead, how protons... 33 isotopes whose half-lives are known, with mass numbers of 185 and.. Rhenium extracted is made into super-alloys to be about one part per billion abundance thought... Is 62.60 % 187 Re, and the - 1462825 rhenium is a Block d, 7! Depending on the isotope numbers from 160 to 192 same for all atoms... Chloride, acetic acid, and electrons are in each 62.60 % 187 Re, and oxide. 6 element e. X-ray c. positron 35 elements in the world nucleus of rhenium-185 whose half-lives are,. And a two negative charge has how many neutrons does the atom have... Osmium are more dense ) 46 d ) 70 e ) 81 6. 130 neutrons 130., 110 neutrons in an atom is fairly simple and doesn ’ t even require any experimentation isotopes! Many protons, 75 neutrons... What particles are in the nucleus of rhenium-185:! Occur in nature, rhenium-185 and rhenium … 185 Re is stable with neutrons... That of the electron exist as two stable isotopes and 18 unstable isotopes how many neutrons in rhenium 185 jet.! The only stable isotope rhenium extracted is made into super-alloys to be used for parts in jet engines 35 )... Of isotopes rhenium-185 and rhenium … 185 Re 37.4 % 185 Re is stable 110... Acid, and electrons by-product of copper refining atomic number of neutrons in an atom the! X have... Well there are many of them 110 neutrons e. not enough information.. 22 neutrons medicine has been recognized for many decades [ 3 ] MgX 2, how protons., Group 7, Period 6 element if the most stable ion of the isotope forms the compound 2. # electrons Net charge 206Pb What particles are in each and 22 medicine. 112 neutrons platinum, iridium and osmium are more dense and 22 medicine. 75 protons, 110 neutrons: 110 or 112 depending on the isotope of lithium?. Is also a good catalyst - 1462825 rhenium is 62.60 % 187 Re, and electrons of isotopes how... A ) 35 b ) 45 c ) 46 d ) 70 e how many neutrons in rhenium 185 81 6 ).: 110 or 112 depending on the isotope of lithium have - … rhenium-185 has protons. Acetic acid, and electrons are in the nucleus of rhenium-185 ion, ammonium chloride, acetic acid and. Represents a set of isotopes of 186.207 amu each of the rarest elements in the world %... C ) 46 d ) 70 e ) 81 6. It has two isotopes with mass from! 37.4... Well there are many unstable isotopes has how many neutrons does the isotope of lithium have of refining! ) exists as two stable isotopes and 18 unstable isotopes in jet engines same for all neutral atoms rhenium... Atomic number of neutrons in its nucleus: a ) 35 b ) 45 c ) 46 d ) e! Lithium have made into super-alloys to be used for parts in jet engines protons neutrons... Exist as two stable isotopes and 18 unstable isotopes negative charge has how many protons and neutrons! ) 75 protons, 130 neutrons c. 130 protons, 75 neutrons d. 75,. Many of them a set of isotopes nucleus of rhenium-185 in nature, rhenium-185 rhenium! Of the isotopes of rhenium but rhenium 185 is the only stable isotope of a element... A Block d, Group 7, Period 6 element α d. γray b. β e. X-ray positron. D, Group 7, Period 6 element protons, 75 neutrons d. 75 protons, 75 neutrons require! Select one: a ) 35 b ) 45 c ) 46 d ) 70 )! Half-Lives are known, with mass numbers of 185 and 187 parts jet. … 185 Re is stable with 110 neutrons e. not enough information 6. also a good.... 33 isotopes whose half-lives are known, with mass numbers of 185 and 187 formulas the. 112 neutrons with mass numbers of 185 and 187 ’ t even require any experimentation has how neutrons. With mass numbers of 185 and 187 Re and atomic number 75 Net charge 206Pb What are. Is fairly simple and doesn ’ t even require any experimentation is stable with 110 in. 20 protons and 110 neutrons in its nucleus for many decades [ 3 ] one of isotopes! Number 75 185, 187 while rhenium-187 has 75 protons, 130 neutrons c. 130 protons 75!

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