I need research on this subject: Physical and chemical structure of Wyoming bentonite 01 19:35

Q: Which of the following compounds is likely to have the lowest melting point? NaCl CS2 Pb…

A: Melting point: The temperature at which a solid substance melts to achieve liquid state. Melting…

Q: 1) What does number of bonding electrons per atom (e/a ratio) means? How does it affect the crystal…

A: Given: We have to tell how the number of bonding electrons per atom affect the crystal structure in…

Q: solution? A) AuCu    B) CaCl2    C) NF3    D) SiC A solid is tested for malleability, electrical…

A: 01. Calcium chloride (CaCl2) is a brittle solid crystalline substance that dissolves in water to…

Q: Melting and Boiling Points of Group 4 elements 5000 |MPt C) |BPt C) 4000 3000 2000 1000 c' Si 'Ge Sn…

A: Melting point is defined as the constant temperature at which a solid changes into liquid. And the…

Q: Using lithium  of atomic number 3 and chlorine of atomic number 17 describe electroovalent bonding.

A: Given, Element Li having atomic number 3 Another element Chlorine of atomic number 17

Q: Sodium Magnesium Copper Lithium Zinc Aluminum Silver Tin Potassium Strontium Calcium Barium Cesium…

A: Valancy of a atom can difine as  a single atom is able to combine with no of atoms. Valancy is equal…

Q: 5. Atomic radius, crystal structure, electronegativity, and the most common valence are given in the…

A: The Hume- Rothery rules for complete substitutional solubility is shown below: The difference…

Q: How much heat is released or absorbed in the reaction of 10.0 grams of SiO2 (quartz) with excess…

A:

Q: Explain basing on bonding the differences in properties of: (a) Diamond and Graphite (b) Sodium and…

A: NOTE : Since you'e posted multiple sub-parts,we'll solve only first three sub-parts for you. To get…

Q: Silicon carbide can be classified under which material type?   Question 17 options:   Ceramics…

A: The compound given is silicon carbide i.e. SiC.

Q: In order to dope crystalline Si with extra electrons, which element should be incorporated into the…

A: In order to dope an element in lattice which should have extra electrons we used to dope an…

Q: How can this effect be achieved through CO2 or dry ice? What does LPG stand for? How can a gas be…

A: The process of liquefying a gas, which transforms it from a gas to a liquid, is known as the…

Q: compare the reaction of barium hydroxide and sulfuric acid with the reaction of potassium hydroxide…

A: The reaction of barium hydroxide and sulfuric acid is:

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: Draw a stepwise mechanism for each reaction.

A: (a)Given reaction is shown below:

Q: Sketch a heating curve for oxygen (mp = -219 oC; bp = -183oC) and for sodium chloride (mp = 801oC;…

A: Interpretation: A heating curve for oxygen (mp = -219 oC; bp = -183oC) and for sodium chloride (mp =…

Q: Briefly describe how malleability and ductility of metalsare explained by metallic bonding.

A: Metallic bond =  It is a type of bond formed between positively charged atoms. In these bonds,…

Q: IV. Determine if the solid sample is IONIC, COVALENT, MOLECULAR or METALLIC _1. Dry ice 2. Graphite…

A: Ionic solid is composed of positive and negative ions. Ions having positive charge is called…

Q: why does Magnesium oxide have high thermal conductivity but low electrical conductivity?

A:

Q: Calculate the kilojoules of heat required to decompose 2.5 moles of baking soda. * 2NaHCO3(s) →…

A:

Q: (a) Which of the following compounds exhibits hydrogen bonding: H2, H3, OH, CH3I, C6H5, CH3? (b)…

A: a) Hydrogen bondingis a special type of dipole-dipole attraction between molecules. It results from…

Q: Write the theory, state, and explain two properties and two applications on each topic you select.…

A: The theory, properties and applications of three topics from the given choices have been described…

Q: The following table shows the properties of five substances. Electrical conductivity when liquid…

A: Answer: a) a metal generally has high melting and boiling point. Also metal always is good conductor…

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: what parts of the earth make up the Lithosphere?

A: lithosphere

Q: explain metallic bonding using calcium as an example

A: Since metals have very high tendency to donate electrons. Hence the electrons are present freely in…

Q: MCQ 19: Group IV clement that acts as an insulator is A. Carbon (Diamond) B. Tin (Sn) C. Lead (Pb)…

A: The energy gap between valance band and conduction band determines wheather an element will conduct…

Q: Which alloy is a combination of metal and non-metal? Steel O Bronze O Solder O Brass

A: Alloy having combination of metal and non metal ?

Q: Using bonding principles, account for the decrease in the melting points of the alkali metals. (b)…

A: Melting point depends upon the bonding between the electrons stronger the bonding higher will be the…

Q: True or false? SEM can investigate the crystalline structure of an object

A: SEM microscope can be defined as a  microscope that scan the image of an object.

Q: Dr. Mohsin AI-Y 18. Spherical and ellipsoidal carbon nanomaterials are referred to as: (a)…

A:

Q: If galena (Pbs) was defined by metallic bonds ,calculate the radius ratio between the two elements…

A: Introduction: The radius ratio is the ratio of the cation (smaller ion) and that of the anion…

Q: Properties "X" Melting Point (°C) 800 BO 1200 Soluble in water yes no no no по Yes Solid state…

A: Metal are good electrons donors and also they have high melting point and conducts electricity in…

Q: Carbon naturally occurs in two forms: diamond and graphite. Why do these two forms have very…

A: Carbon is an element in periodic table with atomic number 6. It has an unusual property of…

Q: Q1 Solid matter held in place by electrostatic attraction forces between positive ions and a "sea"…

A: For Q1 Answer : Ionic bonding. It is so because Ionic bond is a type of linkage formed from the…

Q: Discuss the dependence of strength on temperature for metals, ceramics and polymers from the…

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

Q: Draw a molecular level picture and use it to describe the model(s) of bonding present in each…

A: Copper is a metal. Thus bonding present in copper is metallic bonding,  Graphite is a non-metal,…

Q: The table below lists some properties of three carbon allotropes. Explain, from a molecular…

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Q: Choose the compound that has the lowest surface tension. (Consider intermolecular forces) Li Be Na…

A: In this question, we will see the molecule which have lowest surface tension.  You can see below the…

Q: (a) Explain why the average density of metals is higher than that of ceramics or polymers i.e pmetas…

A:

Q: How do calcium ions in water affect the textural properties of products during cooking in water?…

A: Hardness in water is due to the presence of dissolved salts of calcium and magnesium. It is unfit…

Q: what is the best coating layer of nanoparticles used to coat the biomaterials alloys?

A: Coating is done primarily due to their long-term stability and excellent mechanical properties.…

Q: Classify each substance in the table as either a metallic, ionic, molecular, or covalent network…

A:

Q: Which of the following compounds has the highest boiling point? Не Li Be B. Ne 14 17 Na Mg Al Si ci…

A: Answer:- This question is answered by using the simple concept of boiling point which depends on the…

Q: Are allotropes different from polymorphs with respect to Carbon? Give reason for your answer.

A: Polymorphism is similarly defined as isomerism, it means if structure of an ionic compound exist in…