Calculate the radius ratio for KIKI if the ionic radii of K+K+ and I−I− are 138 pm138 pm and 220

Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.39 g/cm3.…

A: BCC unit cell have 8 atoms in corner and One atom at body center .So effective Number of atoms comes…

Q: 2. Calculate the radius ratio of ZnO and AgI using the ionic radius values below. Predict what kind…

A: The radius ratio is calculated by the formula, Radius ratio=Ionic radius of cationIonic radius of…

Q: Silicon has a face-centred cubic structure with two atoms per lattice point, just like diamond. At…

A: Given : a = 543.1 pm

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: A hypothetical element, Le, has a body centered cubic structure with a density of 6.12 g/cm3.…

A: For BCC , Density = ZM/NOa3 where, Z = 2 For BCC M = Molar mass = 54.033g/mol a = edge length NO =…

Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.93 g/cm3.…

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Q: Determine the radius of the smallest anion that can have (i) sixfold and (ii) eightfold coordination…

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Q: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

A: To solve this problem we will use the formula   D = ZM / a3 NA  Where,  D = density  Z = Number of…

Q: The density of gold is 19.31 g/cm3. If the metallic radius of gold  is 407.9 pm, what is the…

A: Crystal  structure - The arrangement of atom, molecule of a crystal in the form of space lattice

Q: Ultraviolet light with a wavelength longer than about 284.6 nm has little germicidal value. What is…

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Q: An unknown metal has an FCC structure a molecular mass of 72g/mol and a theoretical density of…

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Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.93 g/cm³.…

A:

Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.93 g/cm³.…

A: Since you have posted multiple questions, we are entitled to answer the first only. Given: Lattice…

Q: Write the ions present in solution of Sn(NO2)4. Express your answers as chemical formulas separated…

A: Answer - According to the question - Given - the ions present in solution of  Sn(NO2)4.  Sn(NO2)4…

Q: ... he cell length (short side of the right triangle) is 6.67 A. What is the length of the long side…

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Q: What mass, in g, of Na3PO4 would be needed to lower the melting point of 3.4 kg of ice to -4.83 ˚C?…

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Q: 8. The density of nickel is 8.908 g/cm3. If the metallic radius of nickel is 125 pm, what is the…

A: Concept  n= 1 then Simple cubic structure n= 2 then Body centered structure n = 4 then Face centered…

Q: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

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Q: IV. Determine if the solid sample is IONIC, COVALENT, MOLECULAR or METALLIC _1. Dry ice 2. Graphite…

A: Ionic solid is composed of positive and negative ions. Ions having positive charge is called…

Q: Which of the following represent closest packing of spheres? 11 III IV O II + IV OI + IV III+IV | +…

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Q: atomic

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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: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

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Q: What is the value of principlal quantum number n of orbital 4p? O A. 2 В. З OC.1 D. 4

A: The electron shell is designated by the principle quantum number n. Since n denotes the most likely…

Q: A metal with molar mass of 46.15g/mol crystallizes in a face-centered cube with edge length of 392…

A: In a face centered cube unit cell one atom exist in the center and eight 1/2 atom lies in each face…

Q: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

A: Face centered cubic lattice Radius = 166 pm Atomic mass = 117.947 g/mol Density = ?

Q: Niobium crystallizes in BCC structure and has a density of 8.55 g/cm^3. Calculate its atomic radius…

A: Given  Structure type = BCC density ( d ) = 8.55 gram/cm3 Atomic mass ( M )  = 93 gram/mole Atomic…

Q: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

A: Formula Density of Ny = (Z×M)/(N0×V)

Q: Based on the radius ratio rules what is the predicted (i) coordination number and (ii) geometry of…

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Q: Which has the smallest radius of the following? O Mn O Mn 2+ Mn 3+ jes.

A: As the positive charge increase on element radius decreases due to increase in  nuclear charge. So,…

Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.93 g/cm3.…

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Q: Calculate the radius ratio of Ti and O in the mineral called Rutile. Using the chart below, what is…

A: The size of sites varies with the size of the spheres. In the case of ionic crystals, the radius of…

Q: A hypothetical element, Ny, forms a face-centered cubic lattice with an atomic radius of 166 pm.…

A:

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/cm3.…

A: Answer :- (B) 129.61 pm  Atomic radius of of hypothetical element, Le = 129.61 pm…

Q: A hypothetical element, Le, has a body centered cubic structure with a density of 6.12 g/cm3.…

A: Atomic radius of element is calculated by determining edge length of element.  Density is the mass…

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

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Q: LiH crystallizes with the same structure as NaCl. Given the ionic radii and the molar mass of Li+ (…

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Q: cion 2 Tridium (192.2 g/mol) crystalizes in a face centered cubic lattice. Iridium has a density of…

A: The relationship between density and volume is as follows,…

Q: Write the ions present in solution of Sn(NO2)4. Express your answers as chemical formulas separated…

A: Write the ions present in solution of Sn(NO2)4. Write the ions present in solution of NaHCO3. Write…

Q: 12.2 Show that the minimum cation-anion radius ratio for a coordination number of 4 is þ.225. Anion…

A: Solution :       The radius ratio is the ratio of the radius of cation divided by the radius of the…

Q: LiBr has a density of 3.464 g/cm^3 and the NaCl crystal structure. Calculate the interionic distance

A: LiBr has a molecular weight of 86.845, and the unit cell contains four cations and four anions. Z =…

Q: An ionic solid, MX, has the ionic radius ratio, r,/r., of more than 0. 0.732. Calculate the anionic…

A: We know that the radius ratio is the ratio of cation to the ratio of anion.  Here, r+ = Ratio of…

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: 7. (a) Discuss the viscosity method for calculating the molecular mass of polymers.

A: To discuss: viscosity method for calculating the MW of polymers.