Which of the following species is diamagnetic? Label all orbitals and fill with the appropriate number of electrons. 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. CN-If M represents a transition element, which of the following oxides should be the least basic? Determination of the shape of the complex Determination of the oxidation state of Is the complex paramagnetic or diamagnetic? So : sp3d2 hybrid orbitals Six pairs of electrons from six F– ions. Determine the following: (a) (6 pts.) High spin complexes are coordination complexes containing unpaired electrons at high energy levels. Let's Assume The Following Partial Energy Level Diagram Is For (Co(NH3).J". answered Apr 24, 2018 by santoshjha (143k points) selected Apr 27, 2018 by Vikash Kumar . Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. 22 - How many unpaired electrons are expected for... Ch. Which of the following is considered a bidentate ligand? It is paramagnetic and high spin complex O b. Coordination complexes have been known since the beginning of modern chemistry. (b) (2 pts.) 24.A metal ion in a high-spin octahedral complex has two more unpaired electrons than the same ion does in a low-spin octahedral complex. The complex [FeF6]4– is para magnetic and uses outer orbital (4d) in hybridisation (sp3d2) ; it is thus called as outer orbital or high spin or spin free complex. In terms of wavelength, a field that absorbs high energy photons (in other words, low wavelength light) has low spin and a field that absorbs low energy photons (high wavelength light) has high spin. Click hereto get an answer to your question Which of the following complex is inner orbital as well as low spin complex ? Which of the following could the metal ion be? Mn2+ In the spectrochemical series, which one of the following ligands has the strongest field? Best answer. The crystal field energy-level diagram. Cu^2+ is d^10, meaning it has 10 electrons in its 5 d-orbitals. Which of the following ions could exist in either the high-spin or low-spin state in an octahedral complex? Which of the following high-spin complexes has the greatest number of unpaired electrons? Which of the following is a high-spin (spin-free) complex? cbse; class-12; Share It On Facebook Twitter Email. Which of the following species is diamagnetic? d) paramagnetic, with 5 unpaired electrons. K3CoF6 is a high spin complex. Solution for Which of the following statements about Fe(CO)5 is correct ? Mn2+ In the spectrochemical series, which one of the following ligands has the strongest field? All metal ions you have listed CANNOT form both high and low spin octahedral complexes. (d) [CoF 6] 3− forms high spin complex. The unpaired electrons can be calculated as en is a strong field ligand, therefore, pairing of electrons will take place. Which of the following ions could exist in only the high-spin state in an octahedral complex? Please explain. It is diamagnetic and high spin complex c. It is diamagnetic and low spin complex d. It is paramagnetic Correct Answer is: (D) [FeF6]3–. are solved by group of students and teacher of JEE, which is also the … Which of the following is a low - spin (spin - paired) complex? Angewandte Chemie International Edition 2012 , 51 (40) , 10045-10049. Which of the following is a high-spin (spin-free) complex? Which of the following ligands is most likely to form a high spin octahedral complex with cobalt(II)? Which of the following transition metal octahedral complexes cannot exist in either a low-spin or a high-spin state? Low spin and high spin configurations exist only for the electron counts d 4, d 5, d 6, and d 7. Explain Your Choice. a low-spin octahedral Rhº+ complex a high-spin octahedral Co2+ complex - Cho 2 an isolated, gas-phase Cu²+ ion an isolated, gas-phase Mn2+ ion Get more help from Chegg With the ligand system 4'-(4'''-benzo-[15]-crown-5)-methyloxy-2,2':6',2''-terpyridine ([b15c5]-tpy) iron(II) and cobalt(II) complexes of the type [M([b15c5]-tpy)2]2+ have been created.rnAll synthesized iron(II) complexes are in a diamagnetic low spin state in the temperature range 300 – 400 K due to the high ligand field strength of the terpyridine. Summary. 1 Answer +1 vote . (iii) CO is a stronger ligand than NH 3 for many metals. A high spin energy splitting of a compound occurs when the energy required to pair two electrons is greater than the energy required to place an electron in a high energy state. Atomic number of Mn, Fe and Co are 25,26 and 27 respectively. Note: I have explained the concept of eg and t2g in a previous answer for you. For the complex [Fe(H2O)6]^3+, write the hybridization, magnetic character and spin of the complex. Which of the following low-spin complexes has the greatest number of unpaired electrons? Co exists as Co3+ in [CoF6]3–. Early well-known coordination complexes include dyes such as Prussian blue.Their properties were first well understood in the late 1800s, following the 1869 work of Christian Wilhelm Blomstrand.Blomstrand developed what has come to be known as the complex ion chain theory. a. an isolated, gas-phase V3+ ion b. a low-spin octahedral Co3+ complex c. a high-spin octahedral Fe2+ complex d. an isolated, gas-phase Cu2+ ion Could the metal ion be nature of the following Partial energy Level Diagram is for ( which of the following is a high spin complex ) is. ) Add all Symmetry Labels of Cr 3+: [ Ar ] 3... For Co ( CN ) 6 ] 3− are coordination complexes containing unpaired electrons ] 3− complexes... 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