11. What is the colour observed in a flame test to indicate the presence of copper(IlI) ions in a compound? A Light green Apple green Light blue Bluish green C D

Q: In terms of the theory of color absorption, explain two ways that a solution can be blue.

A: Firstly understand the concept of complementary color theory, when a matter connects with white…

Q: Plot the melting temperatures of elements in the 4A to 8–10 columns of the periodic table versus…

A: Explanation Melting Point Trends in periodic table The melting points is the amount of energy…

Q: Account the change in energy of the of the following iso- (c) MLCT bands electronic series : V…

A: In  V(CO)6]-  gap between LUMO of metal and HOMO of CO is less as negative charge increase on metal…

Q: which of the following has the greatest No. of unpaired electron? Select one: а. [Mn(CN)2- b.…

A: Unpaired electron represents single electron in 1 orbital .

Q: 1. (a) Determine the valence electron counts on the transition metals. Find out the formal oxidation…

A:

Q: How many electrons are in the valence d orbitals in these transition-metal ions? (a) Os3+

A: In order to find the number of electrons in the Valence d-Orbitals of the transition metal ion Os3+…

Q: The elements of the actinide series are shown in the diagram. Some of the actinides ions are not…

A: Given : We have to tell why actinides are colorless.

Q: H₂N. Br Br HO NO₂ HN O

A: Here we have to determine the azo dye formed in the reaction of the following given compounds.

Q: Write the electron configuration for the following: A) Fer B) Cu- C) Co

A: The electronic configuration is a representation written for atoms which describe the distributions…

Q: What are the charge and coordination number of the centralmetal ion(s) in each compound (a)…

A: The coordination number in coordination compounds is described as the neighbouring ligands…

Q: Given the reaction of 2 Ti (s) + 4 Cl2 (g) → 2 TiCl4 (1) %3D 1608. 4 J | what would theAĦ for Ti (s)…

A: In this question, we will determine the value of ∆H for the reaction of Ti(s) + 2Cl2(g) ----->…

Q: How many unpaired electrons does [Cr(OH2)6]2+ have when it has a highspin d electron configuration?

A:

Q: In which compound does Cr exhibit greater metallic behav-ior, CrF₂ or CrF₆? Explain

A: Concept introduction: Transition elements in their lower oxidation states act more like metals. On…

Q: (a) Write the electronic configuration of Cu2+  (Atomic No of Cu=29) (b) Explain Cr has the…

A: (a) The electronic configuration of Cu2+  (Atomic No of Cu=29) Copper has  29 electrons filled in…

Q: Gold is the most electronegative transition metal. Explain?

A: Electronegative character is the tendency of an atom to pull the bonding pair of electrons.

Q: Plot the melting temperatures of elements in the IVB to VIIIB columns of the periodic table versus…

A: The melting points of the respective elements are mentioned below

Q: What type of structure is exhibited by most of the transition metals? a)Close-packed b)Tetrahedral…

A: To explain: Which structure is exhibited by most of the transition metals.

Q: What magnetic property does Co have? Explain why.

A: If an atom contains unpaired electrons, then it is paramagnetic in nature. But if an atom does not…

Q: Write the electronic configuration of each of the following  Fe+3 co  Cu  Mn+2

A: The electronic configuration of the elements shows the arrangement of the electrons in different…

Q: Calculate the theoretical density of chromium (Cr), when atomic weight = 52.00 (g/mol), Actual…

A:

Q: What is the electron configuration for the transition metal ion(s) in each of the following…

A: The electronic configuration of any element or metal is defined as the arrangement of electrons in…

Q: On the basis of the 18-electron rule, identify the first-row transition metal for each of the…

A: We have to identify the first row transition element for the given metal complex on the basis of…

Q: How many d electrons are associated with the metal ion in [Ru(py)6]3+?  [py = pyridine] 3 4 5 6

A: We will first calculate oxidation number of central metal then write its electronic configuration to…

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

A: The electronic configuration of an atom describes the arrangement of electrons in different orbitals…

Q: iganus erent colors. e energy levels of the lone-pair electrons on the e energy levels of the metal…

A: Ligands are the species which attached to the central atom and donates Electron to the central atom…

Q: How many unpaired electrons are present in the tetrahedral ion NiCl42-? Unpaired electrons = ____

A: By calculating oxidation state of "Ni" and then by making orbital diagram we can solve this problem.

Q: 1. Apply Pauling's rules on the following and find anion and cation coordination. (a) MnO2 (b) TiO2…

A: As indicated by Pauling's guidelines the ratio between the ionic radii of the cation and anion r+r-…

Q: 2+ has a broad absorption band centered at about 500 nm. What color light is absorbed by the ion? In…

A: The color which we see with our eyes, its complimentary color is absorbed by the complex. This…

Q: Coordination Geometries Linear L Bent B Trigonal Planar TP Trigonal Pyramidal TPy…

A: The possible geometries of SO32- are,

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: Determine the number of unpaired electrons, n and magnetic moment, µ for the [Cr(CN)6]4-. O a. n =…

A:

Q: Which of the following species has a transition metal ion with dº electronic configuration? O…

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: Which type of substance is attracted by a magnetic field, a diamagnetic substance or a paramagnetic…

A: Paramagnetic compounds are compounds with unpaired electrons in their outermost shell.  Diamagnetic…

Q: In which one of the following species does the transition metal ion have d electronic configuration?…

A:

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

A:

Q: 19) Which is the correct formula for the Sodium diamminetribromofluoroCobaltate(Il) ? a)…

A: Coordination compounds are formulated and named according to the system set up by IUPAC. In IUPAC…

Q: 1. Write the chemical formula for a. potassiumamminetribromoplatinate(II) b.…

A: We have to write the chemical formula for the following given potassium amminetribromoplatinate(2)…

Q: <p>When a transition metal atom forms an ion, which electrons are lost first?

A: Transition metal atom forms ions lost by its valence electrons.

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: Covalent Ionic Metallic Hydrogen   What is the protective coating that helps some metals react…

A: Covalent bonding is the key to the crystal structures of the metalloids.

Q: 7. Three structures for the thiocyanate ion (SCN') are shown below. [s=c-Ñ] (a) (b) (c)

A: Formal charge of an element in a covalent compound is defined as the charge that generates when an…

Q: Uses crystal field theory (CCT) to predict the number of unpaired electrons in the following…

A:

Q: On the basis of the 18-electron rule, identify the first-row transition metal for each of the…

A:

Q: Why is color not an accurate property to use to identify most minerals?

A: Color is not an accurate property to use to identify most minerals.

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

A: Step 1

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

A: Please find the attachment.

Q: Explain infrared spectrum in detailed analysis.

A: The functional group is a key component associated with a molecule and they control the overall…

Q: How many unpaired electrons are present in the tetrahedral ion FeCl4-?

A: According crystal field theory, when transition metals are bonded to any ligand, their d orbitals…