Rutile Fluorite

Q: 5. What is the stacking pattern in the simple cubic lattice structure? aaa, abab, or abcabc?

A: Since you have posted multiple questions as per guidelines we can answer only one per session. If…

Q: Which of the following group 14 (Ciroup IV) elernent/compounds have giant govalent lattices? I SiO:…

A: The electropositivity of the  elements down the group increases and the tendency to form ionic bond…

Q: Consider the lattice energies of the following Group 2Acompounds: BeH2, 3205 kJ/mol; MgH2, 2791…

A: (a) All the atoms Be, Mg, Ca, Sr and Ba belong to group 2A , so they all have +2 oxidation states in…

Q: 4.32 (a) Calculate the enthalpy of formation of the hypothetical compound KF, assuming a CaF,…

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Q: A hypothetical metal A with a BCC lattice structure has a density of 8.87 g/cm3.If a hypothetical…

A: Here density of metal A is given as 8.87 g/cm3. The formula to calculate the density is, d=Z×MNA×a3…

Q: positions in a ccp/fcc lattice of copper. a. Prove mathematically that identical atoms in a ccp/fcc…

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Q: he equilibrium density of vacancies ns is given by Nexp(-Es/kT) , where N is the density of…

A: The equilibrium density of vacancies is calculated by the formula: Ns=Ne-EskT Where k is the…

Q: 5. Strontium (Sr: [Kr]5s2) crystal has a mass density of 2.64 g/cm3 and a molar mass of 87.62 g/mol.…

A: Mass density = 2.64 g cm-3 Molar mass   = 87.62 g mol-1

Q: Which allotrope of sulphur is thermally stable at room temperature?

A: Sulfur exists in various allotropes. The most important among them are: Rhombic Sulfur (α-sulfur)…

Q: 1. What have you observed in this picture 1s 3s 4s 5s 6s 7s St 7d 1s 2s 2p 3s 3p 4s 3d 4p 5s 4d 5p…

A: As per our guidelines,  we have to answer only first question for a multiple question which are not…

Q: A hypothetical metal A with a BCC lattice structure has a density of 8.87 g/cm3. If a hypothetical…

A: Given: density of the metal A = 8.87 g/cm3 To find: The density of metal B

Q: In XCI, which crystallizes in NaCl structure, the sum of the anionic and cationic radii is found to…

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Q: Which of these ionic solids would have the largest lattice energy?  Group of answer choices a) CsI…

A: Given,a) CsIb) CaBr2c) SrOd) BaSO4e) NaF

Q: 2.) Given this information, answer the following questions for crystalline CsBr. ionic radius of Cs:…

A: Given data about crystalline CsBr: ionic radius of Cs: 0.167 nmionic radius of Br: 0.196 nmatomic…

Q: The four fundamental forces are arranged in the increasing order of their relative strength. (A, B…

A: Both gravity and electromagnetism have infinite range and the strength of these forces die off as…

Q: 5.10 For charges of +1 and −1, separated by a distance of d,the electrostatic potential energy is E.…

A: Electrostatic potential energy = Kq1q2r2Where,K = constantq1 and q2 = chargesr = distance between…

Q: 3.6 Show that the atomic packing factor for HCP is 0.74.

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Q: Briefly explain why chemically similar alkali metal chlorides, NaCl and CsCl, have different…

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Q: Which metal(s) is most likely to accommodate Hatoms (radius 37.0 pm) with the least distortion to…

A: Bоth  Ti-  аnd  Zr-bаsed  аllоys  behаve  in  similаr  wаys  with  resрeсt  tо  their  interасtiоn…

Q: Is interatomic bonding in ceramics always ionic? Or is that false?

A: Ceramics : These are very brittle , corrosion resistant material made from inorganic non metallic…

Q: C(s, diamond) --> C(s,graphite) deltaH (C s, diamond) = 1.9 kJ/mol; deltaS(C diamond) = 2.38 J/molK…

A: Answer: Relation between Gibbs free energy change, enthalpy change and entropy change is shown…

Q: State whether the bonding in each compound is likely to be covalent: i) glucose, ii) nitrogen, iii)…

A: Answer - 1. glucose Glucose is a covalent compound because glucose contains 3 non-metals: oxygen,…

Q: (a) Given the ionic radii, Cst = 1.67Å, CI = 1.81Å, and the Madelung constant M(CSCI) = 1.763,…

A: Interpretation -  To determine the molar crystal energy of CsCl . Check that theoretical value of…

Q: To explain why AHan for RbCl is different than that for KCI, the student investigates factors that…

A: The ionic size increases from top to bottom in a group and decreases from left to right in a period.…

Q: How does the sea-of-electrons model explain the high electrical conducitivity of gold ?

A: Metallic bonding is a type of chemical bonding, the cations in the metal are surrounded by many…

Q: E15C.5(b) Calculate the lattice enthalpy of MgBr, from the following data: AH/(kJ mol") Sublimation…

A: Given:   ∆H/(kJ mol-1) Sublimation of Mg (s) +148 Ionization of Mg(g) to Mg2+(g) +2187…

Q: For each substance in the pair, list the forces between the formula units (IeFs for most, but IaFs…

A: a) The compounds given are SCl2 and SO2.

Q: The ionic compound CaO crystallizes with the same structureas sodium chloride (Figure 8.3). (a) In…

A: a. The crystalline structure of sodium chloride (refer Figure 8.3 in the book) has six Cl ions in…

Q: 3- Calculate the radius of an iridium (IR) atom, given that IR has an FCC crystal structure, a…

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Q: 16. Calculate the normal melting point of l2 (s) in °C given the following data: AH° = 15.52 kJ/mol…

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Q: 16. . Calculate the normal melting point of I2 (s) in °C given the following data: AH° = 15.52…

A: Exothermic reactions releases heat. Delta G at equilibrium is zero. At Melting point solids converts…

Q: The rutile and fluorite structures, shown here (anions arecolored green), are two of the most common…

A: (a) The structure adopted by the ionic compound depends upon the relative size of the ions. If the…

Q: The attractive force between a pair of Sr2+ and O2- ions is 1.52 x 108 N and the ionic radius of O2-…

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Q: A metal with molar mass of 99.42 g/mol crystallizes in a body-centered cube with edge length of 324…

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Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.93 g/cm?.…

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Q: 15. The enthalpy of fusion (melting) of water is 6.0 kJ/mol. Calculate the quantity of energy that…

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Q: Given : Ba (AW = 137.327 g/cm³) %3D FCC Atomic radius = 0.235 nm Qv = 1.23ev/atom T= 1125 °C…

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Q: 8. A pure silicon cont ains 5 x 1028 at om per cubic met er and the ratio of brok en bonds ar one…

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Q: Below are 298K thermochemical data for gallium metal in the solid and liquid phases. Determine the…

A: From thermodynamics we can Write ΔG =  ΔH - TΔS At phase change of melting point  ΔG = 0 so, Tmp =…

Q: Use the equation to answer the C6H12O6 (s) + 2. What happens to the concentrat a. CeH1206 and O2 as…

A: When reaction proceeds concentration of reactants is decreases while concentration of product is…

Q: Which of the following elements reacts with sulfur to form a solid in which the sulfur atoms form a…

A: The following elements react with sulfur to form a solid in which the sulfur atoms form a closest…

Q: 6. 7. 8. 9. 10. A substance is a brittle crystal that conducts electricity in molten liquid state…

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

Q: In a crystal of sodium chloride, the sodium ion fits into a FCC hole. Calculate the radius of the…

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Q: The density of tungsten is 19.3 g/cm3. If the metallic radius of tungsten is 139 pm, what is the…

A: Dear Student

Q: The lattice enthalpy of RbBrO3 is measured to be 610 kJ/mol. Calculate the thermochemical radius of…

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