Describe the process of X-ray crystallography?

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: Calculate the radius of a palladium atom in nm, given that Pd has an FCC crystal structure, a…

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Q: For the given orthorhombic figure below , calculate its atomic packing factor. b=0.495 nm a=0.286 nm…

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Q: Iron is held at a temperature of 720°C. If the energy for vacancy formation is 1.08 eV/atom,…

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Q: B) Calculate the radius of a tantalium atom, given that Ta has a (BCC) crystal structure, density of…

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Q: How to calculate octahedral voids ?

A: Given question is : How to calculate octahedral voids = ?

Q: Iron (atomic radius = 124 pm) crystallizes in a body-centered structure.  Calculate the density of…

A: In a  body-centered structure, atoms are present on all corners and body centre only. And since each…

Q: On heating a crystal of KC1 in potassium vapour, the crystal starts exhibitinga violet colour. What…

A: F-centres are the anion vacancies engaged by free electrons as in alkali metal halides.

Q: 1(c) (ii) What do you understand by stacking faults in a crystal?. Discuss the mechanism of…

A: This is a question based on defect in crystal lattice. Solved in step 2.

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

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Q: Illustrate the reflection of this crystal structure

A: After reflection the molecule be represented in same manner i.e. no alteration will be visible.

Q: Polyethylene can crystalline in crystallites with the chains aligned in an orthorhombic unit cell…

A: A unit cell is the smallest unit which when repeated in all the directions gives rise to a crystal.…

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

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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: D-vanadium has an atomic radius of 0.132 nm and a density of g/ cm3 6.1. Does it have an FCC or BCC…

A: For FCC , a = 22r = 2 x 1.414 x 0.132 x 10-7 cm  For BCC , a = 4r3 = 43 x 0.132 x 10-7 = 0.3048 x…

Q: Estimate the atomic weight of an element (in g/mol) with a BCC structure, cell edge length of 0.338…

A: A crystal indicates the regularity with defined edges. When an element or a molecule is arranged in…

Q: <90 Give the name for the three-dimensional VSEPR structure.

A: Given VSEPR structure

Q: Calculate the number of molecular orbitals present in the valence band of a lithium crystal with a…

A: Given: Mass of lithium crystal = 2.52 g And we know that the molar mass of lithium = 6.941 g/mol

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Q: 1.1 Explain what happens when impurities are introduced into a perfect crystal?

A: When impurities are introduced into a crystal ,process is called doping .

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

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Q: Which of the following atoms is not included in electron density maps generated by X-ray…

A: the atom that is not included in electron density maps generated by X-ray crystallography is

Q: Two coordination spheres for MnCl3(CN)3

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Q: What do you understand by the following types of stacking sequences:(a) AB AB ............... (b) A…

A: Stacking sequence is used to describe the arrangement of atoms present in layers in crystal lattice.…

Q: Draw the crystal structure for the lattice vector below a, = 4x ā, = 4ŷ and az = 32

A: We have solid-state everywhere. And they tend to have perfect structures and shapes. Fluids don't…

Q: What is the arrangement of the Ca2+ ions (white spheres)? (A) BCC (в) FCC с) НСР D SC

A: The lattice given is,

Q: Determine the possible crystal structure of Zinc Blende structure (ZnS), if the radii are as follows…

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Q: A certain material has the following lattice parameters: a = 667.4 pm b = 611.7 pm c = 330.4 pm…

A: From the given data, a ≠ b ≠ c and angles alpha = gamma ≠ beta

Q: An element, BCC , shows diffraction peaks at 2theta: 40, 58, 73, 86.8, 100.4 and 114.7:…

A: Introduction: BCC stands for Body Centred Cubic. the atoms in the corner of BCC unit cell do not…

Q: What is the arrangement of the Ca2+ ions (white spheres)? A BCC в) FCC HCP D sc

A: Arrangement of the Ca2+ ions (white sphere) = ?

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: Nuclear magnetic resonance (NMR) logging tools provide: A. permeability estimate B. Pore Size…

A: Given : NMR logging tools . To find : Information that NMR logging tools provide. Solution : NMR…

Q: Potassium chloride has the same unit cell as sodium chloride. Calculate the density of KCl in g/cm3…

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Q: The substance with the formula S8 is a/an:

A: The chemical formula S8 is an octasulfer inorganic chemical

Q: Calculate the APF for: (a) Simple cube (SC) and (b) Body-centered cubic (BCC) structures.

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Q: What is graphene?

A: Graphene is an allotrope of carbon. The carbon atoms in the graphene structure are present in a…

Q: 5. Show that the atomic radius of BCC crystal R =a

A: Atomic radius of BCC crystal = √3a/4

Q: Which of the following crystal structures are harder and malleable O a. FCC O b. BCC О с. НСР O d.…

A: FCC (face centred cubic) structures have planes which makes them more ductile due to the atomic…

Q: What are the highest symmetry crystal systems the unit cells below can belong to ? and why? (a)…

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Q: Potassium chloride has the same unit cell as sodium chloride. Calculate the density of KCl in g/cm3…

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Q: 5. Describe the crystal structure of BaFei2O19. What is the relation between permeability with…

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