An unknown metal has a density of 7.8748 g/cm 3 and crystallizes using a body-centered cubic unit cell.  X-ray crystallography reveals that the length of an edge of this metal’s unit cell is 0.28664 nm.  Based on this information, estimate the atomic weight of this element in grams/mole.  Also, what is the atomic radius (in nm) for each atom of this metal?                                                                                                                        Atomic Weight    _____________                                                                                                                                     g/mole                                                                                                             Atomic Radius    _____________                                                                                                                                     nanometers

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A: Given data density : d = 10.28 g/cm3  edge length : a = 314.7 pm = 314.7 x 10-10 cm And unit cell is…

Q: 1) At 467°C, Calcium crystallizes in a body centered cubic structure and has a radius of 1.97 Å. a)…

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Q: Some metal is known to have a cubic unit cell with an edge length of 0.396nm. In addition, it has a…

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Q: An element crystallizes in a face-centered cubic lattice and has a density of 1.456 g/cubic cm. The…

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Q: The elements in this unit cell "touch" each other along the diagonal that goes through the cell's…

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Q: A body-centered cubic unit cell has a volume of 4.32x10^-23 cubic centimeters. Find the radius of…

A: Given:Volume = 4.32×10-23 cm3

Q: Cr crystallizes in a body-centered cubic lattice. The atomic radius of Cr is 128 pm. Calculate the…

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Q: Active metals release hydrogen from acids. True False     Europium forms a body centered cubic…

A: Given: Density = 4.68 g/cm3 Standard data: The molar mass of europium = 151.964 g/mol

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Q: Copper crystallizes in a face-centered cubic unit cell. The density of copper is 8.94 g/cm3.…

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Q: KF has the same type of crystal structure as NaCl. The unit cell of KF has an edge length of 5.39 Å.…

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Q: An element crystallizes in a face-centered cubic lattice and has a density of 1.456 g/cubic. The…

A: Since the element crystallizes in a face-centered cubic lattice. Hence, the  number of atoms in each…

Q: 62 An element crystallizes in a face-centered cubic lattice and has a density of 1.456 g/cubic cm.…

A: Given, Density = 145g/cm3 Edge length  = 4.52×10-8cm.

Q: 1) At 467°C, Calcium crystallizes in a body centered cubic structure and has a radius of 1.97 Å. a)…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: An unknown element has a simple cubic unit structure with an edge length of 471.97 pm. The element…

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Q: Using the radius ratio, predict the type of hole where the Tl+ ion is present in the TlCl crystal…

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Q: 3. Face Centered Unit Cell (a) (b) Fig 7. Face-Centered Cubic (FCC) Unit Cell. (a) Ball-and-Stick…

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Q: 2) Sodium is a bright, white, soft, and wax-like element dissolves in seawater, crystallizes in rock…

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Q: Tantalum atoms packs in a regular pattern in a three dimensional lattice in pure tantalum metal.…

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Q: Face-centered cubic crystal structure (FCC) In this unit cell, each atom is surrounded by 12…

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Q: Calculate the number of spheres that would be found within a simple cubic, a body-centered cubic,…

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Q: The crystal structure of copper is found to be FCC. If two neighboring copper atoms are at a…

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Q: Palladium crystallizes in a face-centered cubic unit cell. Its density is 12.023 g/cm3. a)Calculate…

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Q: A metallic solid with atoms in a face-centered cubic unit cell with an edge length of 392 pm has a…

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Q: ridium forms a face-centered cubic lattice, and an iridium atom has a radius of is 1.357 x 10-8 cm.…

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Q: Calcium crystallizes in a face centred cubic struture. The edge length of its unit cell is 558.8pm…

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Q: Calculate the density of gold, which has a face-centered cubic unit cell with an edge length of…

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Q: 1. An ionic compound composed of chromium ions and oxide ions crystallizes into a face-centered…

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Q: Cesium bromide packs into a regular pattern in a three dimensional lattice. The unit cell is the…

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Q: KF has the same type of crystal structure as NaCl. The unitcell of KF has an edge length of 5.39 Å.…

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Q: sodium crystallizes in bcc structure. If the atomic radius of sodium is 186pm. Find a) edge length…

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Q: A certain element forms an FCC unit cell structure with a density of 10.6 g/cm3. Identify the…

A: Density of a unit cell is given by,   d=ZMa3×NAWhere,    d=density of unit cell    M=molar mass…

Q: Iridium crystallizes in a face-centered cubic unit cell. What is the radius of the iridium atom? The…

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Q: At room temperature and pressure RbI crystallizes with theNaCl-type structure. (a) Use ionic radii…

A: a. Edge length (a) = f/1.414 = [4r/1.414]/1.414 = [4(2.2 angstroms)/1.414]/(1.414) = 4.4 angstroms…

Q: You are given a small bar of an unknown metal X. You find the density of the metal to be 11.3 g/cm³.…

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Q: 1. Iridium metal, Ir, crystallizes in a face-centered cubic structure. The edge length of the um…

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Q: Cesium bromide packs into a regular pattern in a three dimensional lattice. The unit cell is the…

A: Conversion of Angstrom in CM Given edge length = 4.39 A°  Now, given, 1cm = 1.00×108 A° Now, edge…

Q: Which one of the following statements is INCORRECT?   a.  Polonium is the only metal that has a…

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Q: Molybdenum (Mo) crystallizes in a body-centered cubic lattice. The density of Mo is 10.2 g cm-3. a.…

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Q: PLEASE double and triple check your answers and help me with all the parts. There are two parts…

A: Hey, since there are multiple questions posted, we will answer the first question. If you want any…

Q: 2. How to find what a materials crystal structure is? (FCC, BCC or neither FCC or BCC or others)…

A: No of atoms in a unitcell     Type of unit cell       1                                          SCC…

Q: Diatomic body-centered cubic crystal structure Consider a diatomic body-centered cubic crystal…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Metallic calcium crystallizes in a face-centered cubic lattice, and the atomic radius of calcium is…

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Q: QUESTION 5 Considering pure metals, which of the following statements is (or are) correct about…

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Q: Perovskite is a compound with a cubic unit cell and has a strontium atom at the center of the cell,…

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Q: Silver is a metal commonly used in jewelry and photography. It crystallizes with a face-centered…

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Q: A metal crystallizes in the face-centered cubic crystal structure with a unit cell edge of 3.52 x 10…

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Q: The structure of the unit cell when CaF2 crystallizes is shown below:    Ca2+ ions (white sphere)…

A: We have to predict the number of Ca+2 in one unit cell.

Group 14 Elements

The following elements come under group 14 of the periodic table.