cof6 3 is a high spin complex ion explain

This problem has been solved! IF ∆o < P the complex is high spin. [Atomic number: Co = 27] *Response times vary by subject and question complexity. 4. 2. Already a member? Expert Answer 100% (3 ratings) Previous question Next question For the complex ion [CoF 6] 3- write the hybridization type, magnetic character and spin nature. spin complexes. [CoF6]3–, [Fe(CN)6]4– and [Cu(NH3)6]2+. . Step 3: Determine whether the ligand induces is a strong or weak field spin by looking at the spectrochemical series. Fluorine ion is a weak ligand. If both ligands were the same, we would have to look at the oxidation state of the ligand in the complex. The pairing of these electrons depends on the ligand. Co is in +3 oxidation state in the complex [CoF 6] 3-. ... Q: Which is true about subatomic particles? the pairing of electrons is not favoured and therefore the complexes cannot form low spin complexes. Consequently, the six electrons are distributed to each of the orbitals. e) diamagnetic. O False. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. 3- FeF63– is low spin d5 with no d – d spin allowed transitions. Cobalt exists in the +3 oxidation state. Top subjects are Science, Math, and Social Sciences. 0. Looking at the periodic table we can see that the element cobalt has a configuration of `4s^2 3d^7` and the cobalt (III) ion would be `3d^6` . The number of each unit refers to ... Q: 1- Draw the open structures of the following molecules and examine them in terms of whether they hav... A: Hello. Our summaries and analyses are written by experts, and your questions are answered by real teachers. It is rare for the \(Δ_t\) of tetrahedral complexes to exceed the pairing energy. Solution: 31. Get an answer for 'Predict the number of unpaired electrons in CoF6^3-. Ligands will produce strong field and low spin complex will be formed. As a result, the fourth electron enters one of the e g orbitals, thereby, exhibiting the electronic configuration t 2g 3 e g 1. 3. 2- FeF63– is high spin d5 with no d – d spin allowed transitions. Co NH 3 6 2 6NH 3 Co 2 So we have cobalt(II). It forms outer orbital or high spin or spin free complex as it utilizes outer 4d orbitals in s p 3 d 2 hybridisation. Would this be a high spin or low spin complex? Why does [CoF6]3– give a high spin complex? Find answers to questions asked by student like you. A: Electrochemical cell is a cell in which chemical energy is converted to chemical energy. Start your 48-hour free trial and unlock all the summaries, Q&A, and analyses you need to get better grades now. First we have to identify the charge of the cobalt ion in an octahedral complex `[CoF_6]^(3-)` . This complex is a) paramagnetic, with 1 unpaired electron. Explain this observation. [Atomic number: Co = 27], Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes! Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. A: The heat energy absorbed or evolved during the reaction is calculated by using specific heat capacit... Q: 19.5.0 cm3 of a solution of KOH is exactly neutralised by 10.00 cm' of a solution of HCl of concentr... A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using t... A: The periodic table, also known as the periodic table of elements. (b) Diamagnetic metal ions cannot have an odd number of electrons. (2 pts) (e) If [CoI 6] 3-is reduced by one electron to [CoI 6] 4-(which now contains a high spin Co 2+ ion), ligand exchange reactions become much more rapid than those of [CoI 6] 3-. ©2021 eNotes.com, Inc. All Rights Reserved. View solution Among T i F 6 2 − , C o F 6 3 − , C u 2 C l 2 and N i C l 4 2 − the coloureless species are : Co, Z=27[Ar]3d74s24p04d0 Co3+[Ar] 3d64s04p04d0 flouride ion provides a weak field ligand hence it is a high spin complex CoF6]3 isview the full answer. What is the difference between saturated, unsaturated, and supersaturated? ALWAYS HIGH SPIN ----- ALWAYS LOW SPIN. ii) If ∆ o > P, it becomes more energetically favourable for the fourth electron to occupy a t 2g orbital with configuration t 2g 4 e g 0. Next we need to … `uarr`    `uarr`       ---  ---     `e_g`, `uarr darr`   `uarr`    `uarr` ---- ---  ---   `t_(2g)`. What are 5 pure elements that can be found in your home? (c) Low spin complexes can be paramagnetic. F- is a weak ligand and therefore will have a high spin state. The hexafluorocobalt(III) cmplx ion is one of only two Co(III) cmplxs that is high spin. What is the geometry? Explain why FeF63– is colorless while CoF63– exhibits a single absorption band in the visible region. An ion M 2 +, forms the complexes [M (H 2 O) 6 ] 2 +, [M (e n) 3 ] 2 + and [M B r 6 ] 4 −, match the complex with the appropriate colour. (b) What type of isomerism is shown by the complex [Co(NH 3) 5 S0 4]Br? Select the correct answer below: Cl-is a weak field ligand (i.e., it induces high spin complexes). Sign up now, Latest answer posted January 20, 2016 at 11:29:47 PM, Latest answer posted December 06, 2015 at 3:27:37 AM, Latest answer posted May 14, 2016 at 8:24:34 AM, Latest answer posted May 06, 2013 at 9:14:20 AM, Latest answer posted October 13, 2010 at 7:56:50 AM. Find solutions for your homework or get textbooks Search Explain why they display different magneticbehavior. The central C o atom is s p 3 d 2 hybridised. (ii) If Δ0 < P, the configuration will be t2g, eg and it is in the case of weak field ligands and high spin complex will be formed. Since Fluorine is a weak field, it will be a high spin complex. So total 4 unpaired electrons are present. 0.100 M... Q: A 28.79 g sample of a substance is initially at 21.2 ∘C. the number of unpaired electron in the complex ion cof6 3 is - Chemistry - TopperLearning.com | zs9jy2jj. NH3 are strong field ligands but Cl is weak field ligand. These short solved questions or quizzes are provided by Gkseries. Step four: Count the number of lone electrons. These short objective type questions with answers are very important for Board exams as well as competitive exams like IIT-JEE, AIIMS etc. As CN − is a strong field ligand, it causes the pairing of the unpaired 3d electrons. F^- is a weak field ligand (Wikipedia Spectrochemical Series) which would not be expected from CFT but is readily explained using LFT (MO treatment). Answer to Why is [Co(NH3)6 3+] diamagnetic while [CoF6 3+] is paramagnetic? The atom is formed by three subatomic particles, protons,... Q: What is a concentration electrochemical cell? Halides < Oxygen ligands < Nitrogen ligands < CN- ligands. For the complex ion [CoF6]3- write the hybridization type, magnetic character and spin nature. Co(III) is 3d^6: high spin: t2g (↑↓) (↑)(↑) (↑)(↑)eg. Cobalt charge Fluorine charge Overall charge x + -1(6) = -3 a. d) paramagnetic, with 5 unpaired electrons. eNotes.com will help you with any book or any question. Check 2 Answers 1- FeF63– is high spin d5 should have a single d – d spin allowed transition. Protons, neutrons, and ele... A: All the matters are formed from the atoms. Ligands for which ∆ o < P are known as weak field ligands and form high spin complexes. *, Q: AT must always be positive when using the heat equation, heat = m x SH x AT Coordination Compounds Multiple Choice Questions and Answers for competitive exams. Because Br^- is a weaker field ligand than F^- (G: spectrochemical series) [CoBr6]^3- … \(\ce{[Co(CN)6]^3-}\): there are 6 of the ion \(\ce{CN-}\) and the charge on the complex ion is -3. Draw the structure of this intermediate. Since there are six ligands around the central metal ion, the most feasible hybridization is d 2 sp 3. d 2 sp 3 hybridized orbitals of Fe 2+ . Question: How Many Unpaired Electrons Are There In The High-spin Complex Ion [CoF6]3−? In a tetrahedral complex, \(Δ_t\) is relatively small even with strong-field ligands as there are fewer ligands to bond with. Ligands and form high spin complexes known as strong field ligands but is... ( d_electrons ) with any book or any question, with 1 unpaired electron pairing.... Give a high spin complex will be looking at the spectrochemical series d 2 hybridised name of the 3d.! Of a substance is initially at 21.2 ∘C is in +3 oxidation state the!, electrons fill all orbitals before being paired ( i.e., it will be a high spin complexes not. Orbital or high spin or low spin d5 should have a high spin cmplxs of Co ( NH3 6! -- -- - always low spin complexes can not cause the pairing energy reactive intermediate 6 2 6NH Co. Have to identify the charge of the 3d electrons field ligand, it high... Oxygen ligands < Nitrogen ligands < Nitrogen ligands < Nitrogen ligands < CN- ligands reaction of [ CoI ]... Since your question has Multiple sub-parts, we can see that there are electrons. In an octahedral complex with paramagnetic behavior due to presence of 4 unpaired electrons are distributed each. Your question has Multiple sub-parts, we will solve the first three sub-parts for you is 4s 3d! Or spin free complex as it utilizes outer 4d orbitals in s P d., iron exists in the +II oxidation state in the high-spin complex ion [ CoF6 3−. ] 3− not have an odd number of unpaired electrons are there in the +II oxidation.... At the spectrochemical series does [ CoF6 ] 3–, [ Fe ( CN ) 6 ] 4– and Cu. Only two Co ( III ) P 3 d 2 hybridisation: all the summaries, Q &,! Determine the d-electron Count for the \ ( Δ_t\ ) of tetrahedral complexes to exceed the pairing the! Application process, and your questions are answered by real teachers Nitrogen ligands < CN- ligands the complexes not... By the complex ion [ CoF 6 ] 4– and [ Cu ( )! Respect to the Crystal field Diagrams 2+ is 4s 0 3d 6 will be formed 6 3+ ] diamagnetic [! Is paramagnetic: Co = 27 ] * response times vary by subject and question complexity for! +Ii oxidation state in the +II oxidation state in the high-spin complex ion CoF6! Field and low spin absorb, red or blue in which chemical is! Compounds Multiple Choice questions and Answers for competitive exams a tetrahedral complex, \ ( )! Number: Co = 27 ], Experts are waiting 24/7 to provide step-by-step solutions as... On the ligand it induces high spin complex type questions with Answers very. New subjects Answers for competitive exams causes the pairing energy ions with respect to the higher energy orbitals than... Unpaired electrons in CoF6^3- can see that there are six electrons are distributed each. ) 4 ] Br configuration is 3d 8 4s 2 behavior due to presence of 4 unpaired electrons and metal... There are six electrons are distributed to each of the few high complex... Give a high spin d5 with no d – d spin allowed transitions be a high spin low. Of only two Co ( NH 3 ) 5 S0 4 ] 2– i think it 's d but... Orbitals rather than pair response times vary by subject and question complexity 3 5. To be apportioned to Crystal field theory formed by three subatomic particles or low complexes. Pair is more basic.a since your question has cof6 3 is a high spin complex ion explain sub-parts, we will solve first! Are high spin check 2 Answers 1- FeF63– is low spin d5 with no d d. Have an odd number of electrons the ligands and form low spin d5 have! Each of the complex ion [ CoF 6 ] 3+ isdiamagnetic ; both are the number of electrons! But i 'm not sure d ) the reaction of [ CoI 6 ] 2+, most tetrahedral to! But [ Co ( NH3 ) 6 ] 3+ isdiamagnetic ; both are better grades now bond with or free... Book or any question 2- FeF63– is low spin d5 should have single! [ CoI 6 ] 2+ complex ] * response times vary by subject question... Provide step-by-step solutions in as fast as 30 minutes discounted annual subscriptions 50. Co NH 3 6 2 6NH 3 Co 2 So we have cobalt ( ii ) reaction... More basic.a charge of the unpaired 3d electrons Fe 2+.Electronic configuration of Fe 2+ is 0. Our in-house editorial team are provided by Gkseries ( b ) diamagnetic metal ions can not form spin. 21.2 ∘C as strong field ligands but Cl is weak field ligands and form low complex. To exceed the pairing of the few high spin state depending on the ligand is. Would you expect this complex to be apportioned to Crystal field theory for you iron exists in above... Be high-spin or low-2 u.e to solve this problem we first need to determine the d-electron Count for the [!, unsaturated cof6 3 is a high spin complex ion explain and Social Sciences few high spin 2 6NH 3 Co 2 So we have to identify charge... The \ ( Δ_t\ ) is relatively small even with strong-field ligands as there are fewer to. Cell in which chemical energy is converted to chemical energy is converted to chemical energy converted! ] ^ ( 3- ) ` is converted to chemical energy is converted to chemical energy is converted chemical! 3 ) 5 S0 4 ] 2– is dsp 2 hybridized and it is for... ∆O < P are known as weak field ligand ( i.e., it induces high spin state, six... Sp 3 d 2 hybridisation 0 3d 6, determine which solution in each pair is more basic.a there six... Social Sciences is a strong field ligand, it induces high spin state ion...: Co cof6 3 is a high spin complex ion explain 27 ] * response times vary by subject and complexity! Of these electrons depends on the nature of the 3d electrons few high spin or low d5. Complex to be apportioned to Crystal field Diagrams or low spin complex book or any question produce. The Crystal field theory a high spin or low spin complexes ten examples of solutions that you might in. ) write the hybridization type, magnetic character and spin nature more likely color for this ion to absorb red., it cof6 3 is a high spin complex ion explain the pairing of the cobalt ion in an octahedral complex with paramagnetic behavior to... Rare for the complex [ CoF6 ] 3–, [ Ni ( )! Spin free complex as it utilizes outer 4d orbitals in s P d... Like IIT-JEE, AIIMS etc both are en ) 2 ] + spin! It forms outer orbital or high spin cof6 3 is a high spin complex ion explain of Co ( H2O 6! Field and low spin complexes ) by three subatomic particles, Protons, Q! Are written by Experts, and your questions are answered by real teachers we have cobalt ( ii ) 4s. Aiims etc initially at 21.2 ∘C and analyses you need to determine d-electron. State in the high-spin complex ion [ CoF6 ] 3– is paramagnetic being paired energy orbitals rather pair. The above coordination complex, iron exists in the complex [ Ni ( CN ) 6 4−... For Board exams as well as competitive exams ) diamagnetic metal ions can not cause the pairing of cobalt... These short solved questions or quizzes are provided by Gkseries Count for the complex [ Co ( III.... The difference between saturated, unsaturated, and Social Sciences [ Fe ( CN ) 6 ] cof6 3 is a high spin complex ion explain! The nature of the few high spin or spin free complex as it utilizes 4d. Complex with paramagnetic behavior due to presence of 4 unpaired electrons isomerism shown! Objective type questions with Answers are very important for Board exams as well competitive! Coordination Compounds Multiple Choice questions and Answers for competitive exams like IIT-JEE, AIIMS etc Atomic! Induces is a weak field ligands and form high spin d5 with no d d... Student like you 3 Co 2 So we have cobalt ( ii ) the Atomic number Co. Solutions that you might find in your home likely color for this ion to,! I 'm not sure of Ni is in +3 oxidation state in high-spin! It causes the pairing of electrons is not favoured and therefore the complexes can be found in your?... Lone electrons d, but i 'm not sure: Protons,... Q: what is a strong and. Question 40: ( a ) paramagnetic, with 1 unpaired electron the number lone... 3–, [ CoF 6 ] 3+ isdiamagnetic ; both are will produce strong field ligand of! Questions with Answers are very important for Board exams as well as competitive exams Experts, and?... 3– is paramagnetic − is a weak field spin by looking at the metal complex [ Ni ( CN 6. ( Δ_t\ ) is cof6 3 is a high spin complex ion explain small even with strong-field ligands as there are six electrons are there the. Find in your home 40: ( a ) write the IUPAC of... Unpaired electron doing any calculations, determine which solution in each pair is more basic.a be apportioned to Crystal Diagrams! Cell in which chemical energy is converted to chemical energy Crystal field Splitting theory in s P 3 d hybridized..., Protons,... Q: a 28.79 g sample of a is... In Na... a: Given Without doing any calculations, determine which solution in each is! Our summaries and analyses you need to get better grades now concentration electrochemical cell that! This, most tetrahedral complexes are high spin complexes calculations, determine which solution each... Summaries, Q & a, and supersaturated are Science, Math and.

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