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Q: 13. Show that the maximum packing ratio in the diamond structure is ë/3/16. [Hint: The structure may…

A: NOTE

Q: What is an interstitial alloy?

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Q: What is the definition of a ceramic? What are the three categories of ceramics?

A:

Q: The electronic structure of a doped semiconductor isshown here. (a) Which band, A or B, is the…

A: Hey, since you are posted a question with multiple sub-parts, we will answer first three sub-parts.…

Q: Two solids are shown below. One is a semiconductor andone is an insulator. Which one is which?…

A:

Q: Which of the following characterization techniques are well suited for obtaining the…

A: Since your question has multiple parts, we will solve the first question for you. If you want the…

Q: Which element or elements are alloyed with gold to makethe following types of “colored gold” used in…

A: a) White gold is an alloy of gold and at least one white metal (usually nickel, silver, or…

Q: Explain why diamond is harder than graphite. Why is graphite an electrical conductor but diamond is…

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Q: Which is not likely to lead to an increase in electrical conductivity?a. Increasing the temperature…

A: The band gap is the energy difference between the conduction band and valence band.

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Q: 1 Describe the different types of defects present in ionic solids. use diagrams to illustrate.

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Q: Melting Pt. (°C) Boiling Pt. (°C) Substance Appearance Conducts as Conducts as solid liquid…

A:

Q: kindly solve the following problems completely, neatly and orderly. Express all answers to the…

A: Density of the unit cell is given by, Density = (Z)(M)NA.a3 where Z is the number of atoms in the…

Q: State whether each sentence is true or false:(a) Metals have high electrical conductivities because…

A: (a) TRUE, Metals have high electrical conductivities because theelectrons in the metal are…

Q: If you want to dope GaAs to make a p-type semiconductorwith an element to replace As, which…

A: A p-type semiconductor is a type of semiconductor. When the trivalent impurity is added to an…

Q: 5- Which of the following statement is not a property of metal glasses a. Poor thermal conducting b.…

A: The ability to conduct heat is measured by thermal conductivity. The degree of magnetization of a…

Q: (e) Define coordination number and atomic packing factor

A: The terms coordination number and atomic packing factor are frequently used in…

Q: The electronic structure of a doped semiconductor isshown here. (a) Which band, A or B, is the…

A: The bands closest to the fermi level are valence band and conduction band. The electrical…

Q: For CO2 specie in column A, choose the description in column B that best applies A CO2 (a) ionic,…

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Q: In the process of doping a semiconductor, certain impuri-ties are added to increase its electrical…

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Q: For CO2 specie in column A, choose the description in column B that best applies A B CO2 (a) ionic,…

A:

Q: 1. Construct a vis-à-vis comparison of different alloyed materials. Cite the advantages,…

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Q: What is the definition of a ceramic?

A:

Q: If you want to dope GaAs to make an n-type semiconductorwith an element to replace Ga, which…

A: Compound semiconductors have an average of four electrons per atom that is total eight valence…

Q: Pb, is used in solders and as radiation shield. It adopts the face centered cubic unit structure…

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Q: Compare the hybridization of Si atoms in Si(s) with thatof C atoms in graphite (see Fig. 21.26). If…

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Q: Which of the following characterization techniques are well suited for obtaining the…

A: Crystal structure refers to the arrangement of the atoms in a crystalline material. Crystal…

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A: Please find your solution below : Crystalline material : Crystalline materials have an ordered…

Q: What is the coordination number?

A: The ligands are the species that bind to the electron-deficient species to satisfy the charge. The…

Q: The semiconductor CdSe has a band gap of 1.74 eV. Whatwavelength of light would be emitted from an…

A: The semiconductor CdSe has a band gap of 1.74 eV. The wavelength of light that would be emitted from…

Q: 12) Choose the correct expression below: a) Higher amount of alloying elements would increase…

A: The solution is given below -

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Q: 4. Which of the following is not 0: a. AH;° C(graphite) b. AGf° N2(g) c. S° O2(g) d. S° of a perfect…

A: Option C is correct answer. Here only entropy ( S° ) of O2(g) is not zero.

Q: 1.Which one of the below is not even a crystalline substance

A: 1)4  It is incorrect

Q: Ahypothetical alloy has a face-centered cubic unit cell.Its density is 10,470kg/m3 and its atomic…

A: For FCC unit cell : Number of atoms in a unit cell (Z )= 4 Density, d = 10470 kg/m3 = 10.470 g/cm3…

Q: Shown here are sketches of two processes. Which of theprocesses refers to the ductility of metals…

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Q: Amining crew extracted two different types of minerals from underground. Then, they transferred the…

A: In order to bring about any change in the reaction, the reactants should acquire the energy in order…

Q: The mineral clausthalite is composed of lead selenide (PbSe). This mineral adopts the NaCl structure…

A:

Q: Introduction of carbon into a metallic lattice generally resultsin a harder, less ductile substance…

A: Introduction of carbon into a metallic lattice generally results in a harder , less ductile…

Q: In the iron-carbon alloy phase diagram as shown in Fig. 1, draw the microstructures with indicating…

A: In the above given phase diagram, gamma is for austenite, alpha is for ferrite, Fe3C is cementite.…

Q: Nickel Arsenide structure (NiAs). For example: What kind of ionic solid is it, what are its…

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Q: 10. Discuss on the possible metals and their alloys which could be an ideal choice for replacement…

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Q: The bonds that hold semiconductor atoms together in a crystal are called trivalent bonds. Select…

A: