(a) What is the formula of diaquabis(ethylenediamine)cobalt(III) sulfate? (b) What is the name of Mg[Cr(NH3)2Cl4]2?

Q: what is the difference between fe(s) and fe3+ at the atomic level?

A: When the neutral atom losses electron then it forms cation.  When the neutral atom accepts electron…

Q: What is the correct formula for a compound called Tetraamminedinitrochromium(III) chloride?…

A:

Q: Write the electron configuration for the following: A) Fe*3 B) Cu*1 C) Co

A:

Q: Give the name/formula for the following: a. tetraaquadichlorochromium(III) chloride b. sodium…

A: The complexes given are, a. tetraaquadichlorochromium(III) chloride b. sodium…

Q: 23Na,88Sr2+,Se,Br-,35CI. Which of the following are ions ? Provide reason

A: Given,  23Na, 88Sr2+, Se, Br-, 35CI

Q: Na,Cr,07 HO- H2SO4

A: Oxidation of alcohol:

Q: 2) What is one of the major hazards associated with potassium dichromate?

A: Potassium dichromate molecular formula is K2Cr2O7.

Q: How many ligands are present in [Co(NH3)4Cl2)]Cl?

A: A ligand represents an ion as well as molecule  that connects to central metal atom to establish a…

Q: What is the chemical name? FeCl2

A: FeCl2 is a paramagnetic solid with a high melting point. The compound is white, but typical samples…

Q: Steel is an alloy containing Fe atoms and C atoms. Which of the following diagrams best represents…

A: Alloy is formed when two or more then two metal or one metal combined with one or two other elements…

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

A: The oxidation number represents the number of electrons gain or loses by an element to become…

Q: - The correct formula for Sodium tetracyanoplatinate(II) is Pt(CN41 c) Na2IPt(CN)61

A: When given coordination complex consists of ionic sphere and coordination sphere .Then 1st give…

Q: For the following compounds, what is the charge of the transition metal? AgNO3 TiO2 Iron (II)…

A: The charge on the transition metal can be calculated as shown below

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: <p>Which element has the higher ionization energy, Cu or Au?

A: The elements in a modern periodic table are arranged in an increasing order of their atomic number.…

Q: The compound hexaamminecobalt(III) chloride is diamagnetic and orange in color with a single…

A: The formula of the compound is [Co(NH3)6]Cl3. It can be written as [Co(NH3)6]3+. It consists of Co3+…

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: Which transition-metal ion with a 3+ charge has the electron configuration [Kr]4d?

A: Transition metal atom and ions are those elements which lie in between s and p block elements and…

Q: What are the charges of germanium and antimony in Gd3Sb4

A: Metals take positive change after losing the electrons whereas non-metals take negative charge after…

Q: why doea a transition series contain 10 elements?

A:

Q: Name the compounds (a) [Cr(H2O)4Cl2]Cl, (b) K4[Ni(CN)4].

A: The coordination complexes can be defined as the complex compounds which have coordinate linkage…

Q: what are the number of geometrical isomers of {Co(NH3)2 ClBr} ?

A: The complex [Co(NH3)2ClBr] contains four ligands which surrounds the central metal cobalt. The…

Q: Write a post that sorts the compounds into 4 different groups. Explain what commonalities led you to…

A: The salts are the inorganic compounds that are composed by the reaction of an acid and a base. The…

Q: which of the d-block elements are not regarded as transition elements?

A: A transition metal is one which has incomplete outer d-orbitals when it forms one or more stable…

Q: coloured and why? Explain. Example 8. Which of the following ions are expected to be 3+ 2+ Cut,…

A: The element which have unpaired electron is coloured. As unpaired electron can absorb energy and…

Q: Why the reactivities of either Co(III) or Cr(III) are very low?

A: When the ligand field stabilization energy of the metal ion is low  then the metal ion is less…

Q: Explain the following observations: (i) Generally there is an increase in density of elements from…

A: (i) On moving titanium (Z=22) to copper (Z=29) in general atomic mass increases where as atomic…

Q: b) [Mn(CN).]+-i Are all Mn-N bond lengths th same in the ion? Explain wh

A: Transition elements form compounds with ligands that are known as coordination compounds. The…

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

A:

Q: what isomers are [Cr(CO)6][CoCl6] and [Co(CO6)][CrCl6] and their names

A: When the metal centre interchange their ligands within a coordination entity then this type of…

Q: What is the charge on the Cr ions in Cr2O3?

A: We have Cr2O3 , we have to calculate the charge on Cr ion.

Q: Identify the ions in a mixture containing Cu2+, N3-, O2-, Ca2+, Al3+, Te3-, and H+,  that would be…

A: The given list of ions:Cu2+, N3-, O2-, Ca2+, Al3+, Te3-, and H+Divide the ions into positively…

Q: colour

A:

Q: in Example 4. Why do the transition elements exhibit higher enthalpies of atomisation? (N, R ne

A:

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: Which transition metals have a maximum O.N. of +6?

A: Transition metals: These are the elements that have partially filled d subshell. In other words, the…

Q: How many geometric isomers are there for each species? a. (Fe(CO),Cl,) b. [Mn(CO),Cl,Br]*

A: solution-; (a)  that compounds has two geometric isomers. It is a bMA3B3  type complex. It exhibit…

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

A:

Q: Explain the following observations: (i) Transition elements generally form coloured compounds. (ii)…

A: Elements which have partially or incompletely filled d-orbitals in their ground or stable oxidation…

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

A: Please find the attachment.

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…

Q: What would the IUPAC name for Sa2Tw4 be if Sa was a transition metal?

A: Using the table given determine the name of the imaginary elements given in the formula Sa2Tw4  Sa…