In terms of shape, how does water appear on a molecular level at lower temperature? O tridimensional network O honeycomb tetrahedral cell simple cubic shape

Q: Define the properties of covalent atomic solids ?

A: Covalent atomic solids: in this type of solids, atoms are bonded by covalent bonds in a continuous…

Q: Hydrogen bonding occurs between O oxygen atoms of different water molecules O hydrogen and oxygen of…

A:

Q: Sodium is a highly malleable substance , while sodium chloride is not . Explain the difference in…

A: Metals are described as malleable (can be beaten into sheets) this is because of the ability of the…

Q: Which of the following forces can be used to explain why F2 and Cl₂ are gases, whereas Br2 is a…

A: Answer:Ionic bondCovalent bondIon-dipole attractionDipole-dipole attractionHydrogen…

Q: Give some examples of Covalent-network solids?

A: Covalent-network solids are a network of atoms ( can be of the same element or different element)…

Q: Which allotrope of sulphur is thermally stable at room temperature?

A: Sulfur exists in various allotropes. The most important among them are: Rhombic Sulfur (α-sulfur)…

Q: A (made-up) metal has a face-centered cubic crystal structure. Its density is 20.5 g/cm 3. Its molar…

A: For the FCC cubic,  Density = 20.5 g/cm3 Molar mass = 189 g/mol

Q: Explain and elaborate in 10 sentences the reason why non crystalline materials does not exhibit…

A: Allotrope of the perticular element  is formed due to different arrangements or different…

Q: Explain why higher average kinetic energy results in higher vapor pressure in terms of IMFs.

A: The reason why higher average kinetic energy results in higher vapor pressure in terms of IMFs has…

Q: A (made-up) metal has a face-centered cubic crystal structure. Its density is 20.5 g/cm 3. Its molar…

A: Given, Structure: FCC (Face centred cubic lattice) Density (d) = 20.5 g/cm3 Molar mass of metal =…

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

A: it has a crystalline lattice each carbon in diamond is SP3 hybridized and attached with other Carbon…

Q: What is the molecular formula of the compound represented by the unit cell below? Xenon Fluorine

A: The smallest repeating unit with full symmetry of crystal structure is known as unit cell.

Q: What type of substance would S8 be? Diatomic molecule Covalent Network Ionic Crystal Lattice…

A: Sulphur forms numerous allotrope of which yellow rhombic sulphur and monoclinic sulphur  are the…

Q: A substance is a brittle crystal that conducts electricity in molten liquid state only. Which type…

A: Given : different types of crystal

Q: Why do salt crystals have a cubical shape?

A:

Q: A water molecule is the result of what type of bond? Hydrogen Bond a Covalent Bond lonic Bond Polar…

A:

Q: A (made-up) metal has a face-centered cubic crystal structure. Its density is 20.5 g/cm 3. Its molar…

A: Given: Density of metal = 20.5 g/cm3. The lattice structure of the metal is FCC. And the molar mass…

Q: Can you give me an overview of the crystal structure in at least three paragraphs?

A: Answer - In crystallography, crystal structure is a description of the ordered arrangement of atoms,…

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: What is the coordination number of a chromium atom in the body- centered cubic structure of…

A: To solve this problem we will draw the BCC structure .

Q: Which of the following is a covalent network solid? Ophosphorus brass barium hydroxide carbon…

A: Answer:- This question is answered by using the simple concept of covalent network solid which are…

Q: What is the crystalline structure of Chromium? HCP Cubic BCC FCC

A: Crystalline structure of Chromium:

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

A:

Q: Why do ionic compounds conduct electricity in the liquid state, but not in the solid state? Valence…

A: Ionic compounds are chemical compounds composed of positively and negatively charged ions that are…

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: Which of the following molecules will exhibit intermolecular hydrogen bonding? `OH NH i ii i iv O l…

A: To form inter-molecular H-bonding presence of a H directly attached to highly electronegative…

Q: Which has lower surface tension? H25 or H2O

A: Which one having lower surface tension among H2S and H2O ?