crystal tha

Q: strongest hydrogen bonding

A: Strength  of Hydrogen Bonding is directly proportional to Polarisable of OH bond .

Q: A- demonstrate the crystal structures of Bi2Te3   B- provide the figures of Miller planes 100,…

A: The crystal structure of Bi2Te3 is rhombohedral tetradymite-type with the space group R-3m, and is…

Q: Elastic stresses can move the dislocations in the material linh the increase in its stre

A: The elastic stress field that surrounds dislocations is one of its most important features. The…

Q: If you increase the temperature during a tensile testing of a thermoplastic specimen, what will…

A: Interpretation -  If you increase the temperature during a tensile testing of a thermoplastic…

Q: Name any industry where the study of crystals would be regarded as important and why

A: Crystalline materials ubiquitous in some sectors like electronics, pharmaceuticals, cosmetic…

Q: Differentiate malleability and ductility of metals.

A: Malleability is a property of metal,by which they can be beaten into thin sheets without breaking.…

Q: describe the follwoing? are dislocations nessesary or bad for us? additionally define 3 types of…

A: It's necessary. Dislocations play an essential role in the plastic deformations of crystalline…

Q: Describe how liquid hourglass works step by step.

A: Answer -  Liquid hourglass - Principal -  Liquid Hourglass, a device for measuring time. In its…

Q: description of granite rock

A: Granite is an example of igneous rock. It is quite rich in quartz and feldspar. Such igneous rocks…

Q: Explain the term, metals are shiny, malleable, and ductile?

A: Metals have a tendency to lose electrons in order to attain a stability or stable electronic…

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

A: Schottky defect: Same number of positive and negative ions are missing from their respective…

Q: Explain silicon crystal ingot.

A: An atom can be considered as the smallest unit of any matter. An atom is composed of certain…

Q: what type of environment will an N atom reside in a natural diamond

A: Diamond is an allotrope of carbon. It is very hard material use for drilling.  Natural diamond is a…

Q: نقطة واحدة نقطة واحدة can be heating and ......33 .reshaped is A. Thermoset. O B. Thermoplastic. O…

A: Thermoplastic polymer are those polymer which can be reshaped by changing the temperature is called…

Q: A student reports a melting point of 121°C. What is objectionable about that? 1) the melting point…

A: During qualitative analysis of compounds, we can measure the melting point of the compound.  Melting…

Q: clumping b. If it did, w

A: According to the question, we need to determine the outcome of the following circumstances.…

Q: Describe the Goldsmith Classification of element

A: A geochemical classification developed by Victor Goldschmidt (1888–1947) is the chemical elements…

Q: What happens in the gray zone between solid and liquid?

A: When solid transforms into liquid or liquid transforms into solid, in the midway of both the…

Q: Name and function of this glass ware

A: The equipment given is,

Q: Give an example of metal which(i) is a liquid at room temperature(ii) can be easily cut with…

A: Metals like Gallium, Mercury are almost in liquid form at room temperature. The very soft metal…

Q: If a polymer is said to be thermoplastic, this means that it O a. will not be brittle even at very…

A: Thermoplastic is a plastic which gets soft when it's heated and get brittle at low temperature. It…

Q: B) Body Centered Cubic

A: Close packing in crystals refers to space efficient arrangement of constituent particles in a…

Q: Liquid crystals have unusual optical properties because they can orientation. with an electric field…

A: The solution is given below-

Q: Fapor pressure

A:

Q: What is the definition of a ceramic?

A:

Q: Construct a band diagram for Aluminum. Please give an explanation.

A: In 1927, Walter Heitler and Fritz London discovered bands. Bands are very closely spaced orbitals…

Q: Which is superior in strength Metal or Plastic?

A: Metal is always super to plastic in case of tensile strength.  The reason for this strength in metal…

Q: Alloying can harden the metals because

A: The main alloying elements which affect hardenability are carbon ,boron. Alloys contain atoms of…

Q: Explain how metals conduct electricity.

A: Explain how metals conduct electricity.

Q: What is the composition of ‘Copper matte’?

A: Copper matte is a mixture of copper sulphide and iron sulphide.

Q: Mention the main compounds which constitute Portland cement.

A: Portland cement is a binding material in the form of a finely ground powder. It is usually gray in…

Q: Why copper is used to make hot water tanks and not steel?

A: This is because steel contains iron which reacts with steam and form iron oxide.

Q: What conditions would prohibit the use of thermoplastic polymer

A: The polymer which can be melted and recast indefinitely called thermoplastic polymer.

Q: What is valance for Be

A: Electronic configuration for Be is given as ~ 1s2 2s2   Hence we can see the valence shell of Be is…

Q: Compare the crystal structure of diamond (C) and zinc blended (ZnS). What are the key similarities…

A: Similarities:  Both diamond and zinc blend have FCC lattice structure. Each carbon atom in diamond…

Q: Which of the following will have the lowest melting point? A) SiO2(quartz) B) S8 C) cannot be…

A: The substances given are SiO2 , S8 , diamond and Fe.

Q: True or False Metallic mercury is gray in nature.

A: Given statement is : Metallic mercury is gray in nature?  Predict whether the given statement is…

Q: Malleability refers to the property of a metal to

A: Malleability comes under physical property of metal. It is the property of metal to deform under…

Q: Glue used to attach labels to bottles are classified as

A: Glue used to attach labels to bottles are classified are shown in image format.

Q: why is it that glass fibers of different lengths have different strengths

A: Glass fibre is material  consisting of number of fibres  of glass

Q: h) You complete the effective drying of the needlelike crystals and now you will take a melting…

A: The temperature at which solid substance is converted to liquid substance is known as melting point.

Q: What happens to the crystals of washing soda when exposed to air?

A: The chemical name for washing soda is sodium carbonate. Its chemical formula is Na2CO3.10H2O.