Which metal ion is expected to have the electron configuration, 1s? 2s? 2p6 3s2 3p6 3d10 4s² 4p6 4d4 O Mn2+ O Ru?+ O Mo2+

Q: Which set of transition metals below have only one electron in their outermost "s" orbitals? hyog 1…

A: Full filled [(n-1)d10ns1 system] is more stable compared (n-1)d9ns2 system. Half filled [(n-1)d5ns1…

Q: What are the valence electrons for a first row transition metal? both the 4s and 3d electrons the 3d…

A: What is valence electron of transition metal ?

Q: what are the number of unpaired electrons present in Cr^2+,  Fe^3+,  Co^2+ ?

A: The electron configuration of Cr is 1s2 2s2 2p6 3s2 3p6 4s1 3d5.  Removal of two electrons results…

Q: Name the following:   a) Na3[FeBr6]                                          b) [Cr(CN)2(H2O)]2+…

A: We have to give the IUPAC name of given coordination compounds and chemical formula of given names

Q: Transition metals lose the d - electrons FIRST, THEN lose the valence electrons necessary for the…

A: False

Q: Calculate the number of unpaired electrons in [Fe(NH3)6]3*.

A: Solution-Fe(NH3)63+-Fe3+ =3d5= valency electronsan NH3 is strong field ligand pairing accured.   3d5…

Q: Which of the following is the electron configuration of the iron(III) ion (Fe3+)? Select one: a.…

A: The atomic number of 'Fe' is 26 and the electronic configuration as follows --- 26Fe: 1s2 2s2 2p6…

Q: Explain why the [Fe(CN)6]3- ion has one unpaired electron, while the [Fe(NCS)6]3- ion has five…

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Q: The metal ion with the electronic configuration [Ar]3d³ is Cr3+ A13+ Co2+ Ni2+ Fe3+

A: The details solution for this is provided below in Step II.

Q: Write the electron configurations for both Ti (+4) and Ti(+3). Examine their electronic…

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Q: #8 which Chromium Species has the larnest radius A.) Cr B.) Crot Cr3+ D.)Gr 6+ 2.

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: Explain why copper is paramagnetic, but copper(I) ion is diamagnetic in the ground state.

A:

Q: Determine if each element is diamagnetic of paramagnetic: Mn: ? Zn: ?

A: Diamagnetic are those species that contain paired electrons on the orbits, that is they don't have…

Q: Which of the following transition metals is most likely to form an oxide?  a gold  b silver  c…

A: Gold , silver, platinum and the copper are not formed oxides easily. Because they are least reactive…

Q: Which of these oxides is not amphoteric Mgo a O A1203 .b O Zno.cO Sno.d

A: Amphoteric oxides are those metal oxides which show basic as well as acidic behaviour.  So, first we…

Q: Which of the following ions is paramagnetic? Select one: 3+ a. Sc 2+ b. Ca 2+ C. Zn 2+ d. Zr

A: The species in which unpaired electron is present is known as paramagnetic. For finding this…

Q: Which of the following species is the most paramagnetic:  K, Cr, Co, Ca, Fe3+

A: Given Elements : K, Cr, Co, Ca, Fe3+ First, write the electronic configuration of all elements. More…

Q: Rank the following species in order of increasing number of valence d electrons: Pt(II), Mn(VII),…

A: Electronic configuration: It can be defined by saying that the distribution of electrons in the…

Q: Transition that causes to the characteristic blue color of K, Re,Cl will be A) σ-σ B) 7 – 7* С) л —…

A:

Q: Give an example of an ion from the first transition series with no d electrons.

A: A transition metal can form one or more stable ions that may have incomplete electron occupied…

Q: The group 10 transition metal in the fifth row of the periodic table:

A: The transition metals are a group of elements that have partially filled d-orbitals. These are…

Q: Which of the following species is the most paramagnetic:  K, Cr, Co, Ca, Fe3+       Select one:…

A: Paramagnetism of a substance can be explained as weak attraction towards external magnetic field by…

Q: Predict the number of unpaired electrons.(a) K3[CrI6](b) [Cu(en)2(H2O)2]Cl2(c) Na3[Co(NO2)6]

A: Given compounds,    (a) K3[CrI6]   (b) [Cu(en)2(H2O)2]Cl2   (c) Na3[Co(NO2)6]

Q: Which of the following species is diamagnetic (not paramagnetic):  K, Cr, Co, Ca, Fe3+…

A:

Q: 4. Which element has higher second ionization energy? Cr or Mn:

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Which element possesses the least number off unpaired electrons? A. Co В. Cr С. C. Cu D. Mn

A:

Q: Which of the following atoms is diamagnetic? A) Mn B) O C) Sr D) Li E) CI

A: Given :-  Mn, O,  Sr,  Li,  Cl  To be determined :-  Atom which is diamagnetic out of the above…

Q: a What type of orbital , number of orbital and number of electrons in n 3 Type of orbitals: Number…

A:

Q: Which of the following orbitals will have the lowest (most negative) energy if we are considering…

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Q: Which set of transition metals below have only one electron in their outermost "s" orbitals? H Не…

A: In the given options, Option (D) is incorrect. Option D contains alkali metals.

Q: Atom/Ion Electron Configuration a P b. Cu C. Sn d. Fe e. Osmium f. Iodine

A: a. Phosphorous : 15 = 1s22s22p63s23p5 b.Cu                 :  29  = [Ar] 4s13d10 c. Sn…

Q: För each of the following ions, draw diagrams (on a piece of paper), like the one to the right…

A:

Q: Write  electron configurations for each of the following . a. Ti, Ti2+ Ti4+ b. Re,Re2+, Re3+ c. Ir,…

A: a. The atomic number for Ti is 22

Q: Write the electron configurations for each of the following elements and its ions:(a) Ti(b) Ti2+(c)…

A: (a) The atomic number of Ti is 22, so the number of electrons in Ti is 22. Hence, the electronic…

Q: Use condensed electron configurations to write an equation for the formation of each transition…

A:

Q: Which of the following is atransition metal? A. Barium B. Mercury C.     Cesium   D. Aluminium

A: A transition metal is defined as an element whose atom has a partly filled d sub-shell, or which can…

Q: Which set of atoms below are metals that have only one electron in their outermost “s” orbitals?…

A: Electronic configuration is the arrangement of electrons in orbitals based on energy.

Q: which of the following ion is paramagnetic and coloured in nature: a  Cu^2+ b  Cu^+  c  Zn^2+ d…

A: The paramagnetic compounds or atoms or ions have unpaired electrons and are attracted towards the…

Q: FOOD NAME: Fish Paramagnetic/ Diamagnetic? Electron Orbital Element Properties Uses Configuration…

A: a) Copper: Properties of Copper are as follows: 1) It is malleable and ductile. 2) It is a good…

Q: Which of the following is the electron configuration of the iron(II) ion (Fe3+)? Select one: a.…

A: By calculating total electrons in Fe+3 we can determine electronic configuration.

Q: Which set of transition metals below have only one electron in their outermost “s” orbitals?…

A:

Q: Which set of transition metals below have only one electron in their outermost “s” orbitals?…

A: Electronic configurations of different transition metals given in the question are - (a) Zn, Cd, Hg…

Q: Which set of transition metals below have only one electron in their outermost "s" orbitals? H He…

A:

Q: How many unpaired electrons are present in each species: [Fe(CN)6]³;, [Fe(OH2)613+ (Hint:…

A: Step 1

Q: Predict the number of unpaired electrons in the [CrCl 6] 4– ion.     0     3     5     None of…

A: The compound given is [CrCl6]4-.

Q: Solid Mg2B205 contains the "pyroborate" anion. Draw the structure for this ion. What are other…

A: Please find the attachment.

Q: 2. The inner transition elements show some deviations from the building-up principle. You can find…

A: Given: Lanthanides and actinides.  To find: Element that deviate from building up principle.…

Q: Match each transition metal ion with its condensed ground-state electron configuration. A…

A: The condensed electronic configuration is a way to write the electronic configuration where the…