How do pressure and temperature affect the rate of substitution in minerals?

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: Qualitatively predict the trends in melting point, boiling point, and hardness of metals?

A: Melting Point : If we compare two closely associated elements (one metal and other non metal) then…

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: ne atomic radius of gold is ~ 0.140 nm and the radius of copper iS ~0.130 nm. In 14-kar old what…

A: Solution-  (a). Copper is smaller than gold it will substitutes the gold position so it is a…

Q: What determines the morphology and cleavage of a crystal

A:

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

A:

Q: Diffusion does not have an effect on______. a) Doping in semiconductors b) Production of alloys c)…

A: Diffusion doesn't not have an effect on heat treatment of metals .  In production of alloy the metal…

Q: What are soft and hard ferrites? (Inorganic Chemistry)

A: Soft ferrites =  Strong ferrites have low coercivity, which means that it can demagnetize easily.…

Q: What type of substances would make better permanent magnets, Ferromagnetic or Ferrimagnetic?

A:

Q: Using your knowledge in crystal chemistry, explain why Si-Al-rich minerals are found nearer or at…

A:

Q: TABLE 22.2 General Characteristics of Cutting-tool Materials (These Materials Have a Wide Range of…

A: The given table shows the trend observed in the properties of High-speed steels, cast-cobalt alloys,…

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: how is limestone used in Fe extraction?

A: Extraction:The way of separation of a desired substance mixed with other substances is known as…

Q: What type of annealing process is used to refine and improve the grain structure of ferrous alloys?…

A: Explantion :- The process in which heat treatment process that changes the physical and chemical…

Q: what are p type and n type semiconductors?

A: p-type semiconductor:  A dopant with lesser electrons than its host forms a narrow band that gets…

Q: Define a semiconductor? Describe the two main types of semiconductorswhen it is doped with(a) group…

A: Semiconductors can be defined as the solids having conductivity in between those of conductors and…

Q: Based on its phase diagram, explain the formation of cored structure during the solidification of…

A: A diagram that is used to show the equilibrium conditions between the thermodynamically-distinct…

Q: Name the three (3) unit cells commonly found in metal structures and briefly explain the method of…

A: Unit cell is the repeating unit of a lattice. It has net symmetry that a crystal possesses. Due to…

Q: What do Doped semiconductors contain?

A: Semiconductors has a conductivity power in between insulators and conductors. The conductivity power…

Q: of the following questions A. What is the lack in using composite materials in automotive? B. What…

A: A composite material is formed when two or more materials with different characteristics combine to…

Q: explain why diamond is a very hard substance and graphite (e.g. pencil ‘lead’) is very soft.

A: The solution is given below -

Q: Define hydroxyapatite

A: Hydroxy: This word is used in the name of a chemical compound when there is the presence of OH…

Q: Give some detail on how new ceramics are used in manufacturing and illustrate the processing method.

A: Please find your solution below : In manufacturing, particularly in the chemical and petrochemical…

Q: As the number of O2- shared per tetrahedral increases, what happens to the amount of charge (from…

A: In this question, we have to find out the correct answer of given problem by the help of silicate…

Q: What is the definition of a ceramic?

A:

Q: A compound which is prepared from gypsum has the property of hardening when mixed with proper…

A: Organic compounds are the compounds which are mainly composed C and H atoms. The branch of chemistry…

Q: What is the difference between the hardening process of Portland ce-ment and the hardening process…

A: The major components of Portland cement include Silica, SiO2 and limestone, CaCO3. It also consists…

Q: What are silicates? What is quartz?

A:

Q: PdB0.15 is a which type alloy

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

Q: What is Carnallite? Draw its structure

A: Carnallite:It is an evaporate mineral, a hydrated potassium magnesium chloride.  It is a source of…

Q: Why is it important to use an inert atmosphere to surround the metal when arc-melting titanium?

A: Since high temperature and the flow of electrons would cause the metal to oxidize in a normal…

Q: How are metals used as semiconductors refined? What is the principle of the method used?

A: The metallic compounds which are found in nature, called as minerals whereas the minerals which can…

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: Silicones are classified as O a. Elastomers O b. Cast iron O c. Thermoplastics O d. Ceramics

A: Silicones is synthetic elastomer that show viscosity and elasticity.

Q: An isometric mineral that is dense, reflective, and malleable, likely has which type of atomic…

A: There are different type of compounds and substance which are mainly devided into following…

Q: Describe the Mond process?

A: Mond process is used for refining nickel. This process takes place at very high temperatures.

Q: Austenite form of iron has FCC crystal lattice structure, whereas its alpha form has BCC crystal…

A: Assuming the mass of each atom of iron is M and its radius of atom is r. In case of Austenite the…

Q: How do some pairs of metals form alloys with structures that depend on the relative composition of…

A: An alloy is a metallic substance composed of a metal with at least one other metal metal or…

Q: Q: quartz is feldspathic. a. True. b. False.

A: Quartz is one of the useful mineral .

Q: Which metals are found in carbaloy steel?

A: Given,Carbaloy steel

Q: 5. Why are most metals polycrystalline in microstructure. How would you get a: a. large grained…

A: Answer - Most crystalline solids are composed of a collection of many small crystals or grains of…

Q: 1.The max.% of carbon that can be add to iron is. ........ 2.Medium alloy steel has atotal amount of…

A: Alloy is a metallic substance composed of two or more elements. Alloys have properties superior to…