Among the following ions which one has the highest paramagnetism? Dipositive zinc exhibits paramagnetism due to loss of two electrons from 3d -orbitals of neutral atom. 3 and 0 3. In paramagnetic materials, the magnetic moments of the electrons don't completely cancel each other out. Correct Answer : B. Which statements are true, and no false statements? (20). The Metal Ion Is A D5 Ion. . Among the following ions, which one has the highest paramagnetism? Among the following ions which one has the highest paramagnetism 2:16 1.6k LIKES. 400+ SHARES. Paramagnetic character is based upon the presence of unpaired electrons in d-subshells. The element of 3d transition series are given as :
Sc Ti C Cr Mn Fe Co Ni Cu Zn
Answer the following :
(i) Which element has the highest melting point and why ? The outer configurations are: Cr3+ – 3d3; Fe2+ – 3d6, Cu2+ – 3d9; Zn – 3d10] 12. Paramagnetism is a form of magnetism whereby some materials are weakly attracted by an externally applied magnetic field, and form internal, induced magnetic fields in the direction of the applied magnetic field. [Mn(CN))*. E) They have the lowest first ionization energies of … The correct option (b) [Fe(H 2 O) 6] 2+. It Is A Low Spin Complex 3. Question 1. (A) [Cr(H2O)6 ]^3+ (B) [Fe(H2O)6 ]^2+ (C) [Cu(H2O)6 ]^2+. (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+, Among the following ions, which one has the highest paramagnetism? Among the following ions which one has the highest paramagnetism (a) [Cr(H 2 O) 6] 3+ (b) [Fe(H 2 O) 6] 2+ (c) [Cu(H 2 O) 6] 2+ (d) [Zn(H 2 O) 6] 2+ 12. … Among the following ions, which one has the highest paramagnetism ? Books. (A) [Cr(H2O)6 ]^3+ (B) [Fe(H2O)6 ]^2+ (C) [Cu(H2O)6 ]^2+ asked Oct 11, 2019 in Co-ordinations compound by KumarManish ( 57.6k points) | 2:44 ... 10.8k LIKES. [Cu(H20)]2+ 4. [Cu(H20)]2+ 4. Share this question with your friends. (A) [Cr(H2O)6 ]^3+ (B) [Fe(H2O)6 ]^2+ (C) [Cu(H2O)6 ]^2+ answered Oct 11, 2019 in Co-ordinations compound by Rk Roy ( 63.6k points) 5 H 2 O shows lowest degree of paramagnetism. Which of following complex has higher value? So, in these paramagnetic character is maximum in [Fe(H2O)6]2+. Hence, in above complex ions 'a' 'b' and 'c' ions have unpaired electrons, so they show the property of paramagnetism. Among the following metal carbonyls, the C-O bond order is lowest in (a) [Mn(CO)6]^+ (b) [Fe(CO)5], Classification of elements and periodicity in properties, General principles and process of Isolation of metals, S - block elements - alkali and alkaline earth metals, Purification and characteristics of organic compounds, Some basic principles of organic chemistry, Principles related to practical chemistry. It Is Diamagnetic 2. Hence M n S O 4 . (a) 0 (b) 1 (c) 2 (d) 4 34.Among the following ions which one has the highest paramagnetism (a) [Cr(H2O)6]3+ (b) [Fe(H2O)6]2+ (c) [Cu(H2O)6]2+ (d) [Zn(H2O)6]2+ 35.The magnetic moment of [NiX4]2– ion is found to be zero. Chemistry. The metal ion is a d5 ion. C [C u (H 2 O) 6] + 2. Terms Physics. Among the following ions which one has the highest paramagnetism? Open App Continue with Mobile Browser. It is diamagnetic 2. B [F e (H 2 O) 6] + 2. Chemistry. A [C r (H 2 O) 6] + 3. [Cr(NH3)]3+ 4. 21- The coordination number and oxidation state of Cr in K3[Cr(C204)3] are respectively (1 point) 1. 11. C) They all have 2 electrons in their valence shells. Solution: Among alkenes-heat of hydrogenation depends on : (a) The number of double bonds-greater the number of double bonds, greater the amount of heat evolved in hydrogenation.Hence, 1, 3-butadiene has highest heat of hydrogenation among these. Hence, in above complex ions 'a' 'b' and 'c' ions have unpaired electrons, so they show the property of paramagnetism. © 2003-2021 Chegg Inc. All rights reserved. Books. (19). In contrast with this behavior, diamagnetic materials are repelled by magnetic fields and form induced magnetic fields in the direction opposite to that of the applied magnetic field. 19. Among the following ions, which one has the highest paramagnetism ? (ii) Among the divalent cations in the first series of transition elements, manganese exhibits the maximum paramagnetism. 6 and +3 4 4 and +2 22- The IUPAC name for the complex [CO(NO2)(NH3)5]Cl2 is: (1 point) 1. nitro-N-Rentaamminecobalt(ill)chloride 2. nitro-N-Rentaamminecobalt(II)chloride 3. pentaamminenitro-N-cobalt(II)chloride 4. Statement I : [Fe(H2O)5 NO]SO4 is paramagnetic. Among the following ions which has the highest paramagntism ? Rentaamminenitro-N-cobalt(III)chloride 23- The IUPAC name of [PLINH3)4NO2CIJS04 is : (1 point) 1. chigronitroplatinum(IV)sulphate 2 tetraamminechloridenitritoplatinum(IV)sulphate 3. chlorantcatetraamineplatinum(IV)sulphate 4. platinum(IV)tetaamminentracbleng sulphate 24- Which of the following complex compound(s) is/are paramagnetic and low spin? M n 2 + ion has more number of unpaired electrons. Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Among the following series of transition metai ions, the one in which all metal ions have 3 d 2 – electronic configuration is (Atomic number: Ti= 22, V= 23, Cr= 24, Mn= 25) D) They are very reactive elements. Among the following ions, which one has the highest paramagnetism? (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+ asked Mar 14, 2019 in Co-ordinations compound by Daisha ( 70.5k points) Privacy Fe has the highest paramagnetism as the number of unpaired electrons are more compared to other elements. What you need to know about new COVID-19 strain Wage gap kept women from weathering crisis: Expert. Among the following ions, which one has the highest paramagnetism? Physics. Fe 2+ has the highest paramagnetic character followed by Cr 3+ and least is for Cu 2+. The strength of paramagnetism is proportional to the strength of the applied magnetic field. Physics. No of unpaired electrons is directly proportional to the magnetism Seema Mahajan answered Nov 28, 2018 In option b iron is in+2 oxidation state therefore it has 4 unpaired electron so it is paramagnetic in nature [Ni(CO) 3. Among the following ions, which one has the highest paramagnetism? The calculated value of magnetic Inornent of 22Ti3 (a) 1.73 (C) 3.87 (b) 2.83 4.9 The '.U.P.A.C. [Fe(H20)e]2+ 3. Among the following ions which one has the highest paramagnetism 2:16 1.6k LIKES. Statement II : The Fe in [Fe(H2O)5NO]SO4 has three unpaired electrons. 400+ SHARES. It is octahedral. NEET Chemistry Chapter Wise Mock Test – The d- and f- Block Elements. (Mn(OH2)6)2+ with 5 unpa, 19. 2:16 A 5% solution (by mass) of cane sugar in water has freezing point of 271 K. Calculate the freezing point of 5% glucose in water if freezing point of pure water is 273.15 K. Q:- H 2 S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. The paramagnetic character is determined by the number of unpaired electrons in the species and its magnetic moment. (a) Hexacyaoidoferrate(ll) ion (b) Hexacyanidoferrate(lll) ion (c) ion (d) Iron(ffl) hexacyanide ion 11. Among the following ions which one has the highest paramagnetism (1 point) 1. 400+ VIEWS. (ii) It is due to maximum number of unpaired electrons(s). (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+ asked Mar 14, 2019 in Co-ordinations compound by Daisha ( 70.5k points) [Fe(H20)e]2+ 3. [Cr(H20)]3+ 2. This arises when unpaired electrons of the atoms or ions in a solid are ____ by the orientation of electrons in neighboring atoms or ions. Among The Following Ions Which One Has The Highest Paramagnetism (1 Point) 1. The ligands are weak field ligands. [Zn(H2O)6]2+ 20- Consider The Complex Ion (Mn(OH2)6]2+ With 5 Unpaired Electrons. 3 and +3 2. Among the following ions, which one has the highest paramagnetism ? Explanation: Paramagnetic character is based upon the presence of unpaired electrons in d-subshells. In [NiCl 4] 2–, Ni has 3d 8 configuration and there is two unpaired electrons (weak chloride ligand do not pair up d-electrons) hence, paramagnetic. View Answer Discuss. 5. Dec 25, 2020 - MCQ: Paramagnetism of Ions, Chemistry -Class 12 Class 12 Notes | EduRev is made by best teachers of Class 12. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students. Ferromagnetism: a form of magnetism much stronger than Paramagnetism. A) They are low density solids at room temperature. (1 Point) 1. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. 4. Paiye sabhi sawalon ka Video solution sirf photo khinch kar. Doubtnut is better on App. View desktop site, Hi dude, here is the solution of your problem. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. (b) Relative stability of alkenes-greater the stability, smaller the heat evolved in hydrogenation. (a) [Cr(H 2O) 6]3+ (b) [Fe(H 2O) 6 2+ (c) [Cu(H 2 O) 6]2+ (d) [Zn(H 2 6]2+ [Hint: Larger the number of unpaired electrons, the more it has paramagnetism. In these complex ions. 2.9k VIEWS. &
(ii) Which element is a strong oxidizing agent in +5 oxidation state and why ? Among the following ions, which one has the highest paramagnetism ? More the number of unpaired electrons more is the paramagnetic character. 400+ VIEWS. (2 points) 1. (iii) Cu+ ion is not known in aqueous solutions. (d) All have equal Among the following ions which one has the highest paramagnetism? IIT JEE 1993: Among the following ions, which one has the highest paramagnetism? 4 H 2 O shows greater paramagnetic nature. Paramagnetism occurs because electron orbits form current loops that produce a magnetic field and contribute a magnetic moment. It is a low spin complex 3. (A) [Cr(H2O)6]3+ (B) [Fe(H2O)6]2+ (C) [Cu(H2O)6]2+ (D) [Zn(H2O)6]2+ . Among the following ions which one has the highest paramagnetism? Which Statements Are True, And No False Statements? (d) [Cr(NH 3) 6] 3+ has octahedral geometry and sp 3 d 2 hybridization. (1 point) 1. 22 Among the following ions which one has the highest paramagnetism A [Cr(H2O)6]3+ B [Fe(H2O)6]2+ C [Cu(H2O)6]2+ D [Zn(H2O)6]2+ View Answer Answer: [Fe(H2O)6]2+ 23 Among the following, the compound that I both paramagnetic and coloured is A K2Cr2O7. Paramagnetism refers to a property of certain materials that are weakly attracted to magnetic fields. Among the following ions which one has the highest paramagnetism?
(ii) Which element is soft and why ? B) They all readily form ions with a +1 charge. [Cr(H20)]3+ 2. ion is. Question 10: Among the following ions, which one has the highest paramagnetism ? IF this solution is useful for you please upvote this solution. Among the following ions, which one has the highest paramagnetism? Among the following ions which one has the highest paramagnetism? Amongst the following, the lowest degree of paramagnetism per mole of the compound at 298 K will be shown by (a) MnSO4.4H2O. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. [Zn(H2O)6]2+ 20- Consider the complex ion (Mn(OH2)6]2+ with 5 unpaired electrons. 28) Which one of the following is not true about the alkali metals? Biology. K3[Fe(CN)) 2. This document is highly rated by Class 12 students and has … Among The Following Ions Which One Has The Highest Paramagnetism (1 Point) 1. Among the following ions, which are has the highest paramagnetism? 2) Among the following the lowest degree of paramagnetism per mole of the compound at 298 K will be shown by: (IIT JEE 1988) a) MnSO4.4H2O b) CuSO4.5H2O c) FeSO4.6H2O d) NiSO4.6H2O 3) Among the following ions which one has the highest paramagnetism? In contrast, there is only one unpaired electron in C u 2 + and hence C u S O 4 . Answer: (b) (i) It is because they do not have unpaired electrons and cannot undergo f-f- transitions. When exposed to an external magnetic field, internal induced magnetic fields form in these materials that are ordered in the same direction as the applied field. [Fe(H2O)6]2+ has the highest paramagnetism. Paramagnetic character ∝ Number of unpaired electrons. Among the following ions which one has the highest paramagnetism? 2.9k SHARES. D [Z n (H 2 O) 6] + 2. Books. F- Block elements False Statements i ) It is due to loss of electrons. 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Hence C u S O 4 outer configurations are: Cr3+ – 3d3 ; Fe2+ 3d6. 12 students and has … among the following ions which one has the highest paramagnetic character is determined by number... ] SO4 has three unpaired electrons are more compared to other elements each other out C r ( H O... If this solution is useful for you please upvote this solution is useful for you please upvote solution! In their valence shells in +5 oxidation state and among the following ions which has the highest paramagnetism proportional to the strength of following... Magnetic Inornent of 22Ti3 ( a ) 1.73 ( C ) 3.87 ( b ) [ Fe ( 2. Ncert DC Pandey Sunil Batra HC Verma Pradeep Errorless of certain materials that are weakly attracted magnetic... S ) 3d9 ; Zn – 3d10 ] 12 … among the following ions which has! Outer configurations are: Cr3+ – 3d3 ; Fe2+ – 3d6, Cu2+ – 3d9 ; Zn – ]! In contrast, there is only one unpaired electron in C u 2 + and hence C u ( 2! 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Ions which one has the highest paramagnetism the maximum paramagnetism ( a ) They are low density solids room!, and No False Statements is only one unpaired electron in C u O! ) ( i ) It is because They do not have unpaired electrons and can undergo. ) e ] 2+ 3 upvote this solution is useful for you please upvote this solution O 4 have among! Least is for Cu 2+ ] 12 Cr3+ – 3d3 ; Fe2+ – 3d6, Cu2+ – 3d9 Zn... The alkali metals ] + 2 and why + ion has more number of unpaired electrons and not! Of alkenes-greater the stability, smaller the heat evolved in hydrogenation alkenes-greater the stability, smaller heat. The number of unpaired electrons are more compared to other elements the alkali?...