Which of those molecules can be considered as a highly aperiodic crystal

Q: Calculate the density of sodium metal in primitive cubic, face-centered cubic and body-centered…

A: Note:Sodium metal gets crystalized in body-centered cubic lattice and has an edge length (a) of 4.59…

Q: A certain element has an atomic radius of 0.193 nm and forms a cubic unit structure with a side of…

A: Radius = 0.193 nm Edge length, a = 0.386 nm

Q: The crystallographic information of a material cannot be related to the: O Interplanar spacing O…

A: Crystallography is a branch of science that deals with the arrangement, alignment, and bonding of…

Q: (2) A hypothetical tetrahedral crystal has the following lattice parameters: a = b = 0.40 nm, c =…

A: Miller indices is a group of three numbers that indicates the orientation of a plane or set of…

Q: Choose the corect answer : Determine the a1, a2, a3 in the crystal give us information about a)…

A:

Q: 2.3 The diagram below shows a cubic structure. Redraw the structure and identify point defects on…

A: The point defects in the given structure is,

Q: Define the term cubic closest packing?

A:

Q: When cadmium oxide reacts to form cadmium selenide, a change in unit cell occurs, as depicted below:

A: solid state  in Chemistry is the study of the structure, properties and the synthesis of solid…

Q: Explain the basic principles involved in X-ray crystallography. Include Bragg’s law in your…

A: SOLUTION: Step 1: X-ray crystallography is a method used for determining the atomic and molecular…

Q: Define the term body-centered cubic lattice?

A: Lattice is a part of crystal, which is a 3D arrangement of atoms, molecules, or ions. Furthermore,…

Q: Which compound is most likely to crystallize in the fluorite structure?a) BaCl2 b) MgO c) K2S d) LiF

A: Correct answer is (a) BaCl2 . BaCl2 structure is similar to fluorite structure, in which cations…

Q: A hypothetical tetrahedral crystal has the following lattice parameters: a = b = 0.40 nm, c = 0.5…

A: Miller indices is a group of three numbers that indicates the orientation of a plane or set of…

Q: Sodium metal (atomic weight 22.99 g>mol) adopts abody-centered cubic structure with a density of…

A:

Q: The stacking pattern of simple cubic crystal structure is АВАВАВ АВСАВС ААВAАВ AAAAAA

A: Cubic Crystal Structure: The type of unit cell where the atoms of the crystal are oriented only at…

Q: Sketch and explain, the number of atoms, coordination number and void space of a body centered cubic…

A: Body centered cubic structure is the structure arranged in a cube where atoms are present at the…

Q: Calculate the maximum porosity in percentage (%) for a rhombohedral packing.

A:

Q: What is the difference between hexagonal and cubic closest packed structures? Which one has a face…

A: The smallest repeating unit with full symmetry of crystal structure is known as unit cell.

Q: What specific difference in the positioning of spheres gives a crystal structure based on the…

A: The atoms of a solid are considered spherical and are arranged in a crystal lattice. Various types…

Q: An unknown metal is found to have a density of 7.8748 g/cm3 and to crystallize in a body-centered…

A:

Q: Drive the atomic packing factor for Body centered Cubic structure

A:

Q: Determine the Madelung constant of the two-dimensional ionic crystal in the figure below for the…

A:

Q: Transition metals in their ores are colored a. True b. False   Which of the following substances…

A: We will answer the following questions with explanation.

Q: Which of the following structures is based on the cubic close-packing of cations?

A: Out the given compounds, CsCl is based on the cubic close-packing of cations. The Cs+ or Cl- ions…

Q: Draw the planes (011) and (122) in FCC unit cell, their directions and determine the atom packing…

A: FCC UNIT CELL LATTICE In fcc cubic lattice , atoms are arranged in the corners of the crystal…

Q: Why does CsCl present a body-centered cubic lattice and explain it with a diagram?

A: We know that in a body centered cubic lattice, atoms are present in 8 corners as well as in the body…

Q: Will the presence of Frenkel defects change the measured density of a crystal?

A: Frenkel defect: It an ion is missing from its lattice site that means causing a vacancy or a hole…

Q: Draw the Perovskite crystal structure in 3 dimensions. Give an example. Describe the neighbors and…

A: The general formula of perovskite is ABX3. A and B are cations whereas X represents anions. The size…

Q: Given: FCC crystal Lattice parameter = 0.512 nm %3D Plane: 1/2 Determine the interplanar distance,…

A: Given data

Q: lattice structure of CsCl is shown below. What

A: We have to tell which option is correct from given choices of options by telling which type of unit…

Q: Why does CsCl present a body-centered cubic lattice?

A: Crystalline solids are mainly characterized by regular and repeating pattern of its constituent…

Q: packing, what is the cell type of CsCl? a. simple cubic b. body-centered cubic c. face-centered…

A: Unit cell is the smallest repeating unit of structure of a crystal.

Q: 1. Which of the following crystallographic directions lie in the crystallographic plane (111), and…

A: Crystallographic plane: Set of parallel and equi-spaced plane in which could pass through center of…

Q: How will you distinguish between the following pairs of terms:(i) Tetrahedral and octahedral…

A: The difference between the subparts is given in the following steps.

Q: Simple cubic a - R relationship Number of atoms/cell APF Coordination Number

A:

Q: What are the Cubic Crystalline Lattices?

A: Cubic crystal lattices have all the edges of same length and the angle between the all the faces is…

Q: Explain how the co-ordination number affects or determines the stability of a crystal structure

A: Crystalline structure is made up of the uniform structure of well-arranged atoms in a lattice form.…

Q: Explain face centered cubic unit cell in the simplest way possible and create an overview about it…

A: Face centered cubic unit cell: It is a Nonprimitive cubic unit cell.  In case of simple cubic unit…

Q: Because metallic bonds are not directional, many metals tend to form closest packed crystal…

A: Metallic bonds are defined as the type of bonding which exists between the positively charged ions…

Q: What is the Face-Centered Cubic Crystal Structure?

A: FCC  In face-centred cubic systems, the cubic unit cell consists of atoms at the centre of each of…

Q: A hypothetical tetrahedral crystal has the following lattice parameters: a = b = 0.40 nm, c = 0.5…

A: Miller indices is a group of three numbers that indicates the orientation of a plane or set of…

Q: What is meant by the term coordination number in the structure of a solid? 2/ How does the…

A: [1.]  The number of atoms nearest to an atom in the crystalline structure is called the coordination…