Explain why the atomic structure of diamond is different from the atomic structure of graphite?

Q: 10. Explain why graphite conducts electricity whereas diamond doesn't. - (include a diagram in your…

A: Graphite is a good conductor of electricity since each carbon atom is linked to three of its…

Q: 5. What is the stacking pattern in the simple cubic lattice structure? aaa, abab, or abcabc?

A: Since you have posted multiple questions as per guidelines we can answer only one per session. If…

Q: Calculate the radius of an iridium atom, given that Ir has an FCC crystal structure, a density of…

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Q: What allows graphite to conduct electricity?

A: Graphite is the most stable allotrope of Carbon. It is the only non-metal that conducts electricity.…

Q: 7. What type of substance is graphite? a. lonic d. Metallic b. Network covalent e. None of the above…

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Q: Enumerate what is asked in the following items. 4. 2 out of 4 two-dimensional lattices 5. 3 out of 7…

A: Given: 4) 2 out of 4 two-dimensional lattices 5) 3 out of 7 three-dimensional lattices   To find:…

Q: explain why graphite is a good solid lubricant

A: Why graphite is a good solid lubricant ?

Q: The following atoms participate in hydrogen bonding EXCEPT A. C B. F C. O D. N

A: Hydrogen bonding is a special type of non-covalent dipole-dipole bond which is formed between the…

Q: Which arrangement of cations (yellow) and anions (blue)in a lattice is the more stable? Explain your…

A: Anions have negative charge and hence repel each other, so the most favorable arrangement of ions in…

Q: Carbon forms a number of allotropes, two of which are graphite and diamond. Silicon has a diamond…

A: Graphite is an allotrope of carbon which is made up of hexagonal carbon rings in which each carbon…

Q: . Explain the relationship between the number of bonds that can be formed by a typical atom in a…

A: The structure of the substance is affected by number of bonds in a compound, when the bonds formed…

Q: Which substance has the greatest band gap?a) silicon b) germaniumc) lead d) gold

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Q: Use the hybridization and structures of graphite and diamond to explain why graphite conducts…

A: The objective of the question is to explain the reason behind the good electrical conductivity of…

Q: Q: Describe a network solid and give two examples. A: Network solids are substances in which all of…

A: About types of solids: solids are of two types crystalline solids and Amorphous solids

Q: How much heat energy is required to convert 74.9 g of solid iron at 29 C to liquid iron at 1538 "C?…

A: In this question, amount of heat energy required to convert 74.9 g of solid iron at 29 °C to liquid…

Q: Nitrogen and phosphorus are elements of the same group. What is the MOST LIKELY reason why PH3 has a…

A: Boiling point :- The temperature at which valor pressure of a liquid becomes equal to atmospheric…

Q: Which substance in each of the following pairs would you expect to have the higher boiling point?…

A: Given that a some following pair compounds. following pair is a substance of higher boiling point.

Q: Increasing the temperature will affect the conversion of graphite to diamond form? Express it in…

A: Carbon and its allotropes: The element with atomic number 6, symbol 'C' and belonging to group 14 is…

Q: What is one layer of graphite called?

A: Introduction: Graphite:Graphite is an allotrope of carbon. It is also known as plumbago. It is…

Q: Is interatomic bonding in ceramics always ionic? Or is that false?

A: Ceramics : These are very brittle , corrosion resistant material made from inorganic non metallic…

Q: Define the term, Band-Gap?

A: Electrons are present in the orbits around the nucleus. On coming together of two charges together…

Q: What is polymorphs structure?

A: To Find: Polymorphs structure

Q: (a) Describe and explain the trends of the boiling points of halogens down the group. (b) Describe…

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Q: What is the trend in the size of the band gap as you move down the column of the group 4A elements?

A: Band-In molecular orbitals of an atom the set of closely discrete energy levels is called as band.…

Q: Use sketch diagrams to show the 110 and 211̅ lattice plane for a tetragonal crystal.

A: in this systempresence of  three mutually perpendicular axes, two  are equal in length.   TETRAGONAL…

Q: Name the two most important allotropes of sulphur. Which one of the two is stable at room…

A: The two most important allotropes of sulfur are given below, That is, Rhombic form and Monoclinic…

Q: Sketch a diagram to illustrate the band structure of diamond, assuming no defects

A: The carbon atoms in diamond undergo hybridization and each carbon atom forms four sigma bonds with…

Q: Uses of Amorphous carbon

A: Amorphous carbon is one of the non-crystalline allotrope of carbon as evident from its name. It is…

Q: (a) What are the C¬C¬C bond angles in diamond?(b) What are they in graphite (in one sheet)? (c)…

A: a) The C-C-C bond angle in carbon is 109.5 degrees. Here all the carbon are sp3 hybridise and…

Q: What are the Closest Packed Structures?

A: A closed-packedlayer, where each sphere is near to other six spheres in same plane ,the ordergives…

Q: In band theory of bonding for solids, what is a band gap?

A: Band gap is the energy gap between valence band and conduction band. On the basis of band gap we can…

Q: (c) Li boils more than 1100°C higher than it melts.9.72 Magnesium metal is easily deformed by an…

A: The process of the conversion of liquid to gas is called boiling. A substance has its vapor pressure…

Q: Why does graphite conduct electricity?

A: Graphite is an allotrope of carbon. It is a covalent solid. It has a trigonal planar geometry. The…

Q: Although the H-bonding in hydrogen fluoride is much stronger than that in water yet water has a much…

A: H-bonds and their presence in biological and physical systems play a significant role. For example,…

Q: In the hexagonal layer structure of Graphite, each carbon is bonded to four carbon neighbor atoms

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Q: 16 1) What type of solid alloys are formed when a small atom occupies the holes within the lattice…

A: Solid alloys formed when small atom occupy the hole within the lattice of the metal ...?

Q: Explain why graphite can conduct electricity, but diamond does not.

A: The reason is as follows,

Q: What is a polymorph?

A: Polymorphism is the concept of Material Science which is about the ability of a solid material…

Q: 1. The chart below shows three allotropes of carbon. ALLU1HOMIC UHMS O CAKSUN These three forms have…

A: Carbon is an element which can exist in different physical forms. The capacity of C to exist in…

Q: Why is graphite soft lubricant and good conductor of electricity?

A: Graphite is a non metal having two dimensional sheet like structure where each carbon atom uses sp2…

Q: In band theory of bonding for solids, what is a band?

A: According to M.O theory, atomic orbital are combining to form the molecular orbital.

Q: What are the most common types of polymorphism in crystals?

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Q: What kinds of forces hold each of the three basic categories of atomic solids together?

A: SOLUTION: Step 1: The different types of atomic solids and the types of forces in them are as…

Q: (e) The group IV elements also exhibit allotropy. (i) What is allotropy? (ii) Give two crystalline…

A: (i) Allotropy, the presence of a chemical component in at least two structures, which may vary in…

Q: With proper reasons justify at room temperature why silicon is opaque and silicon dioxide is…

A: The silicon ( Si) (Z=14)  is opaque at room temperature. The silicon dioxide (SiO2) transperent at…

Q: X. Arrange the following according to decreasing melting point. Explain your answer. A. sodium metal…

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Group 14 Elements

The following elements come under group 14 of the periodic table.