Would you expect carborundum(SiC) to adopt a diamond structure or one of higher coordination? Explain why?

Q: 03. How can we determine of the band-gap of gemanium from electrical measurements?

A: Band gap of semiconductor like germanium can be determined by the study of the Variation of its…

Q: In the pyroxene kanoite, the formula unit has two SiO,2 units and is balanced by manganese and…

A: The name of the given compound is kanoite. It is made up of two SiO32-anions and Mg2+ and Mn2+ as…

Q: Without consulting any source other than a periodic table, what relative level of toughness would…

A: Ti -Titanium is the transition metal having atomic number 22.  Ti can loses its two electrons to…

Q: cassiterite is an ore of ?

A: Ore: It is a natural occurrence of rock in which minerals are present with economically significant…

Q: 2. What is the coordination number structure formed by most semiconductors and electronic materials…

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Q: The red color of ruby is due to the presence of Cr(III) ions at octahedral sites in the close-packed…

A: The atomic number of Cr is 24 The electronic configuration of Cr is [Ar]3d54s1

Q: Indicate the coordination number and the oxidation number of the metal for K2[MoOCl4].

A: The secondary valence is the number of ions of molecules that are coordinated to the metal ion. The…

Q: What structural feature do hemoglobin, cytochrome c, andDoes the chlorophyll have in common?

A: Biomolecules are the macromolecules which are required for the biological processes. They are…

Q: 8. when the d orbital of the central Metal ion are supply in a square planar Crystal field, which…

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Q: If Na+ ions were to substitute for magnesium ions in MgO, in order to preserve electroneutrality,…

A: Impurity defects are produced in the MgO crystal. Two Na+ ions replaced one Mg2+ ion for…

Q: State the function of limestone in Blast Furnace.

A: Blast furnaces help us in producion of iron from its iron ore for subsequent processing into steel.…

Q: Q2: What is the function of catalyst in coordination polymerization?

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Q: Which has higher symmetry: Crystobalite or Quartz? Explain.

A: This is higher symmetry in: Crystobalite   Crystobalite-         cristobalite is (mineral) a…

Q: what is the difference between ferromagnetic and paramagnetic?

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: copper can be extracted by hydrometallurgy but not zinc. explain.

A: The reduction potential of Zinc is lower than that of copper. In hydrometallurgy, in order to…

Q: Explain the following observations: (i) Many of the transition elements are known to form…

A: Interpretation: Given observation are to be explained.

Q: 9, What is the coordination O 3 O 5 O 4 O 2

A: Applying concept of co-ordination number.

Q: Co, Fe, and Ni are ferromagnetic. What is the difference between ferromagnetic and paramagnetic?

A: Given,Co, Fe, and Ni are ferromagnetic

Q: Determine the lattice constant, a (in nm), of a metal conforming to the FCC structure having an…

A: For a FCC lattice the relation between lattice constant (a) and radius of atom (r) is 4r=2a Here…

Q: A) Elaborate the different features of coordination compounds.

A: Coordination compound is the compound in which the central atom is a metal and it is surrounded by…

Q: Define the terms ligang and coordination sphere.

A: Here are two terms we have to define: Ligand & Coordination sphere

Q: why crystal structure is important at coordination chemistry

A: In coordination chemistry we generally use crystal structure for studying many properties of crystal…

Q: We used crystal field theory to order the energy-level split- tings induced in the five d orbitals.…

A: In the Octahedral complex, the M (metal) p-orbital lie along the Cartesian. This p-orbital breaks…

Q: what is the role of silica in the metallurgy of copper?

A: The most important ore of copper found on the earth is the copper-pyrite ore whose chemical formula…

Q: Magnitite ( Fe3O4) is a naturally occurring ferrimagnetic  material  with an inverse spinel…

A: Compounds with normal spinel structure are ZnFe2O4, MgAl2O4, CoAl2O4 where A atoms occupy the…

Q: The most important oxides of iron are magnetite, Fe3O4,and hematite, Fe2O3. (a) What are the…

A: Oxidation state is referred as the  total no. of electrons lost or gained by the atom to form a…

Q: what is the coordination number of cobalt in [Co(en) (NH3)3 Br]Cl2 ?

A: The central cobalt atom is bonded to ethylenediamine is a bidentate ligand, which means that it uses…

Q: Why do transition elements show variable oxidation states? How is the variability in oxidation…

A: The transition elements have the incompletely filled d-orbitals and furnish the cation by the…

Q: How many cubic feet of air at a pressure of 760 torr and 0 °C is required per ton of Fe2O3 to…

A:

Q: Given the compound: [Co(en)2(OH)2]OH, what is the coordination number for Co? 3

A: We have to predict the coordinator number for the metal Co.

Q: a) : Draw Iron Iron-Carbide diagram and explain its each phase reactions. (b) : Define the following…

A: The carbon in iron is an interstatial impurity. The alloy may form a face centre cubic (FCC) lattice…

Q: Write the reactions taking place in different zones of the blast furnace to obtain Iron.

A: The process of purification of metals and formation of alloys is carried out by metallurgy. The…

Q: Describe the steps involved in a water replacement reaction with a anion in octahedral complexes

A: Complex compounds are molecular compounds that do not lose their identity when dissolved in water or…

Q: The most important oxides of iron are magnetite, Fe3O4, and hematite, Fe2O3. One of these iron…

A: Oxidation state is referred as the  total no. of electrons lost or gained by the atom to form a…

Q: By making use of CFT in tetrahedral and octahedral geometries, predict whether nickel ferrite…

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Q: what is lanthanide contraction?

A: The elements having atomic number 57 that corresponds to lanthanum to atomic number 71 that…

Q: What is the coordination number of the central ion? [Cr(H2O)6]+3 ? a. 3 O b. 6 с. 1 d. 2

A: Coordination number is the number of the ligands attached  to the central metal atom or ion . for…

Q: a) Transition metal complexes are highly likely to be colored because of the size of the energy gap…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: What is the color of the LED light used to measure the absorbance of [FeSCN]2+(aq) . Explain, use a…

A: The interaction of light with various species is used for their numerous property determination and…

Q: structure for the trans-diamminedichloridoplatinum(II) coordination complex. Al

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Q: Estimate the theoretical density for molybdenum, a BCC metal, when the atomic mass and atomic radius…

A:

Q: Why are fluorides of transition metals more stable in their higher oxidation state as compared to…

A: The stability of the lower vs. higher oxidation state of halides of transition metals depends on the…