What is metallic glass? Describe the features that promote high glass-forming ability in metals.

Q: Which of the following alloys does not contain copper?           (A) Bronze          (B) Pewter…

A: Bronze = copper + tin  Pewter = Tin + antimony + copper  Sterling silver = silver + usually copper

Q: Account for the relative band gap energies of semiconductors interms of periodic trends?

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Q: Why is the formation of slag useful during the smelting of iron?

A: During smelting of iron to extract the pure iron the temperature is about 1123K. Here the flux CaO…

Q: What is Oxide Ceramics? Demonstrate the advantages and disadvantages of ceramic materials compared…

A: Oxide ceramics are inorganic compounds of metals like aluminium, zirconium, titanium etc. or of…

Q: Define the term Interstitial alloys?

A: Alloy is a mixture of more than one metal which has superior properties than any individual metal.…

Q: Boron nitride (BN) is made by the reaction of boron trichloride with ammonia.(a) Write a balanced…

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Q: Specify which MAGNESIUM alloys gain strength by cold deformation and aging, specify how the aging…

A: Cold formation is a method to strengthen the the metal below the recrystalline temperature. Mg alloy…

Q: 2. What is the coordination number structure formed by most semiconductors and electronic materials…

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Q: what is the difference between ferromagnetic and paramagnetic?

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: Why are metals generally lustrous?

A: The general definition of the metals can be done as the elements that have tendency to lose…

Q: Discuss the importance of understanding in crystal structure of metal and why different crystal…

A: Topic- Crystal nature of the metals

Q: 4. State the difference between cleavage and fracture of minerals, using quartz and mica as…

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

Q: What type of bonding is predominant in ceramics?

A: Solution-   in the ceramics two type of bonding found  (1)ionic and (2) covalent. An ionic bond…

Q: relevance of chemistry in STEELS AND CAST IRONS -STAINLESS STEEL -CAST IRONS

A: Answer - Steel - Steel is made from iron by removing impurities and adding substances such as…

Q: Determine the lattice constant, a (in nm), of a metal conforming to the FCC structure having an…

A: For a FCC lattice the relation between lattice constant (a) and radius of atom (r) is 4r=2a Here…

Q: elaborate the process of metallurgy

A: Metallurgy is the process of extraction of metals.

Q: Would you expect carborundum(SiC) to adopt a diamond structure or one of higher coordination?…

A: Carbon and silicon are the elements of group 14 having 4 valence electrons in its outer most shell.

Q: transition elements have tendency to form many alloys why ?

A: In the periodic table, d-block elements are known as transition elements.  In d-block, all elements…

Q: (a) Two unlabelled bottles are suspected to contain beryllium and magnesium. (i) Suggest a simple…

A: we are requiredto distinguish two metal magnesium (Mg) and beryllium (Be)

Q: Why are metals such as Ni and Co economical to mine and use in industrial processes even though they…

A: The major use of metals Co and Ni in industry is due to the reason that they are ferromagnetic in…

Q: Explain how metallic conductors, semiconductors, and insulators are identified and explain their…

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Q: What is the principal alloying element that can make a steel stainless?

A: The stainless steel is composed of carbon, chromium, manganese, phosphorus, silicon and other…

Q: PdB0.15 is a which type alloy

A: In substitutional alloy some of the atoms composing the metallic crystals aresubstituted with atoms…

Q: 1. What is the difference in melting characteristics between a pure metal element and an alloy…

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Q: What are n-type semiconductors?

A: A n-type semiconductor is defined as a type of extrinsic semiconductor which is doped with a…

Q: explain the properties of zinc? zinc can conduct current or not?

A: Zinc is a blue-grey, metallic element with the symbol Zn and atomic number 30. it has a blue-silvery…

Q: >Provide a general description of how electrometallurgy is used to extract metals from ores.

A: A technique of extraction of metal from its ore in which electrolysis is used is known as…

Q: What is OFHC copper? Describe briefly its processing and comment on the applications of the metal…

A: alloys are the metallic  substance composed  of two or more elements as either a compound or…

Q: What is the role of NaOH in the metallurgy of aluminium?

A: Given: The extraction of aluminium is done from its ore called bauxite, Al2O3.2H2O. There are…

Q: What are the main differences between Diamagnetic and Paramagnetic materials?

A: Diagmagnetic substances have zero unpaired electron and paramagnetic materials contain unpaired…

Q: Give four examples of non-silicate minerals, and describe each example’s characteristic featur

A: Example of non-silicate mineral are pyrite(FeS2),  calcite(carbonate), hematite (oxide) and halite…

Q: Is Aluminium is commonly deliberately alloyed with iron? Why ?

A: Ans: we have to give tha answer that why aluminium is alloyed with iron ??

Q: The hypothetical metal is said to contain various crystalline defects. Explain the role of defects…

A: Crystal Defects is imperfection of regular geometrical shape. This happenes due to change of…

Q: Why do the alkaline earths have low resistivities?

A: Resistivity is the property of a substance that determines how a substance can efficiently resist or…

Q: Define An alloy

A: ANSWER