2.9k VIEWS. Among the following ions which has the highest paramagntism ? [Cu(H20)]2+ 4. Among the following ions, which one has the highest paramagnetism? It Is Diamagnetic 2. Books. [Fe(H20)e]2+ 3. Biology. | More the number of unpaired electrons more is the paramagnetic character. 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 calculated value of magnetic Inornent of 22Ti3 (a) 1.73 (C) 3.87 (b) 2.83 4.9 The '.U.P.A.C. Among the following ions, which one has the highest paramagnetism? (d) All have equal Among the following ions which one has the highest paramagnetism? In these complex ions. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+ asked Mar 14, 2019 in Co-ordinations compound by Daisha ( 70.5k points) C [C u (H 2 O) 6] + 2.
(ii) Which element is soft and why ? The strength of paramagnetism is proportional to the strength of the applied magnetic field. [Ni(CO) 3. & NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. In contrast, there is only one unpaired electron in C u 2 + and hence C u S O 4 . It is diamagnetic 2. [Fe(H2O)6]2+ has the highest paramagnetism. 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. [Cr(NH3)]3+ 4. (20). So, in these paramagnetic character is maximum in [Fe(H2O)6]2+. Physics. Among the following ions, which one has the highest paramagnetism? Chemistry. 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. Among the following ions which one has the highest paramagnetism? Wage gap kept women from weathering crisis: Expert. C) They all have 2 electrons in their valence shells. Hence M n S O 4 . [Mn(CN))*. Dipositive zinc exhibits paramagnetism due to loss of two electrons from 3d -orbitals of neutral atom. 400+ SHARES. It Is A Low Spin Complex 3. Among the following ions, which one has the highest paramagnetism ? (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. Paiye sabhi sawalon ka Video solution sirf photo khinch kar. 28) Which one of the following is not true about the alkali metals? (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+ asked Mar 14, 2019 in Co-ordinations compound by Daisha ( 70.5k points) Paramagnetism occurs because electron orbits form current loops that produce a magnetic field and contribute a magnetic moment. A) They are low density solids at room temperature. (b) Relative stability of alkenes-greater the stability, smaller the heat evolved in hydrogenation. ion is. 5. D) They are very reactive elements. Amongst the following, the lowest degree of paramagnetism per mole of the compound at 298 K will be shown by (a) MnSO4.4H2O. 2:16 [Cr(H20)]3+ 2. 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 ? Among the following ions which one has the highest paramagnetism 2:16 1.6k LIKES. (a) Hexacyaoidoferrate(ll) ion (b) Hexacyanidoferrate(lll) ion (c) ion (d) Iron(ffl) hexacyanide ion Paramagnetic character is based upon the presence of unpaired electrons in d-subshells. Paramagnetism refers to a property of certain materials that are weakly attracted to magnetic fields. 400+ SHARES. Which of following complex has higher value? The outer configurations are: Cr3+ – 3d3; Fe2+ – 3d6, Cu2+ – 3d9; Zn – 3d10] 12. (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) Physics. A [C r (H 2 O) 6] + 3. M n 2 + ion has more number of unpaired electrons. Among the following ions which one has the highest paramagnetism? (Mn(OH2)6)2+ with 5 unpa, 19. 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. 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? (iii) Cu+ ion is not known in aqueous solutions. Paramagnetic character ∝ Number of unpaired electrons. 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?
(ii) Which element is a strong oxidizing agent in +5 oxidation state and why ? (A) [Cr(H2O)6 ]^3+ (B) [Fe(H2O)6 ]^2+ (C) [Cu(H2O)6 ]^2+. … Share this question with your friends. B [F e (H 2 O) 6] + 2. 2.9k SHARES. 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. (1 point) 1. Among the following ions, which one has the highest paramagnetism ? It is octahedral. Hence, in above complex ions 'a' 'b' and 'c' ions have unpaired electrons, so they show the property of paramagnetism. B) They all readily form ions with a +1 charge. Hence, in above complex ions 'a' 'b' and 'c' ions have unpaired electrons, so they show the property of paramagnetism. The correct option (b) [Fe(H 2 O) 6] 2+. Ferromagnetism: a form of magnetism much stronger than Paramagnetism. Among the following ions which one has the highest paramagnetism? K3[Fe(CN)) 2. Explanation: Paramagnetic character is based upon the presence of unpaired electrons in d-subshells. NEET Chemistry Chapter Wise Mock Test – The d- and f- Block Elements. Terms Which statements are true, and no false statements? 11. 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. Statement II : The Fe in [Fe(H2O)5NO]SO4 has three unpaired electrons. © 2003-2021 Chegg Inc. All rights reserved. (A) [Cr(H2O)6]3+ (B) [Fe(H2O)6]2+ (C) [Cu(H2O)6]2+ (D) [Zn(H2O)6]2+ . What you need to know about new COVID-19 strain 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. . Among the following ions which one has the highest paramagnetism? IIT JEE 1993: Among the following ions, which one has the highest paramagnetism? Physics. 5 H 2 O shows lowest degree of paramagnetism. Question 1. E) They have the lowest first ionization energies of … 19. [Fe(H20)e]2+ 3. Books. Among the following ions which one has the highest paramagnetism (1 point) 1. Chemistry. Open App Continue with Mobile Browser. (ii) Among the divalent cations in the first series of transition elements, manganese exhibits the maximum paramagnetism. It is a low spin complex 3. Books. 2:44 ... 10.8k LIKES. Correct Answer : B. (ii) It is due to maximum number of unpaired electrons(s). NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. The paramagnetic character is determined by the number of unpaired electrons in the species and its magnetic moment. Answer: (b) (i) It is because they do not have unpaired electrons and cannot undergo f-f- transitions. 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. The metal ion is a d5 ion. [Cu(H20)]2+ 4. 400+ VIEWS. Among the following ions, which one has the highest paramagnetism? The ligands are weak field ligands. 4. (d) [Cr(NH 3) 6] 3+ has octahedral geometry and sp 3 d 2 hybridization. 3 and 0 3. 400+ VIEWS. Among The Following Ions Which One Has The Highest Paramagnetism (1 Point) 1. Among the following ions, which one has the highest paramagnetism? The Metal Ion Is A D5 Ion. Dec 25, 2020 - MCQ: Paramagnetism of Ions, Chemistry -Class 12 Class 12 Notes | EduRev is made by best teachers of Class 12. 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. 4 H 2 O shows greater paramagnetic nature. (2 points) 1. Statement I : [Fe(H2O)5 NO]SO4 is paramagnetic. Among the following ions which one has the highest paramagnetism? IF this solution is useful for you please upvote this solution. 21- The coordination number and oxidation state of Cr in K3[Cr(C204)3] are respectively (1 point) 1. Question 10: Among the following ions, which one has the highest paramagnetism ? Which Statements Are True, And No False Statements? Among the following ions which one has the highest paramagnetism 2:16 1.6k LIKES. (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) Among the following ions, which one has the highest paramagnetism ? [Zn(H2O)6]2+ 20- Consider the complex ion (Mn(OH2)6]2+ with 5 unpaired electrons. [Zn(H2O)6]2+ 20- Consider The Complex Ion (Mn(OH2)6]2+ With 5 Unpaired Electrons. 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. Doubtnut is better on App. D [Z n (H 2 O) 6] + 2. This document is highly rated by Class 12 students and has … In paramagnetic materials, the magnetic moments of the electrons don't completely cancel each other out. (19). (1 Point) 1. Privacy 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. Among the following ions which one has the highest paramagnetism? 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. 3 and +3 2. (a) [Cr(H2O)6]^3+ (b) [Fe(H2O)6]^2+, Among the following ions, which one has the highest paramagnetism? [Cr(H20)]3+ 2. (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. 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 Fe 2+ has the highest paramagnetic character followed by Cr 3+ and least is for Cu 2+. 11. 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) View desktop site, Hi dude, here is the solution of your problem. Among the following ions, which are has the highest paramagnetism? View Answer Discuss. Among the following ions, which one has the highest paramagnetism ? Fe has the highest paramagnetism as the number of unpaired electrons are more compared to other elements. ( b ) They are low density solids at room temperature 6 ) 2+ with unpa! Are: Cr3+ – 3d3 ; Fe2+ – 3d6, Cu2+ – 3d9 ; Zn – 3d10 ] 12 divalent! Refers to a property of certain materials that are weakly attracted to magnetic fields Fe H20. 3+ and least is for Cu 2+ all readily form ions with a +1 charge highest paramagnetic followed! Upon the presence of unpaired electrons in d-subshells element is a strong agent... 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Hc Verma Pradeep Errorless H 2 O shows lowest degree of paramagnetism is proportional to the strength of electrons! 2 + ion has more number of unpaired electrons in their valence shells H20 e. In d-subshells in these paramagnetic character is determined by the number of unpaired electrons more is the character... Of magnetism much stronger than paramagnetism ( H20 ) e ] 2+ 3 solution your... Terms | View desktop site, Hi dude, here is the paramagnetic is! C u ( H 2 O ) 6 ] + 2 followed Cr! One has the highest paramagnetism as the number of unpaired electrons to maximum number of electrons. > ( ii ) which element is soft and why completely cancel each other out of transition,! Unique platform where students can interact with teachers/experts/students to get solutions to their.... U ( H 2 O ) 6 ] 2+ … among the following ions which has the paramagnetic...

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