A 330 KJ/mol is the sublimation energy of aluminum, and its atomic radius is 118 pm. Discuss mathematically the different between both dodecahedron and icosahedron of aluminum

Q: Relate the atomic structure of osmium (Os) to its electronegativity, ionization energy, and ionic…

A: Electronegativity: If goes from left to right along the period the electronegativity increases and…

Q: a) The element Xenon (Xe) is rarely forming compounds. By knowing its position in the periodic…

A: Answer  Xe is the noble gas element which is present in…

Q: Peroxides are strong oxidizing agents and are used in many cleaning products. Write the chemical…

A: An oxidation is a process where the oxidation number of a certain species is increased. The species…

Q: The common hydrate of magnesium sulfate is heptahydrate, MgSO4∙7H2O. In the crystal structure, how…

A: Magnesium sulfate is also known as epsom..(MgSO4.7H2O)..

Q: Carbon is used in countless ways in a modern automobile, with the most visible use being carbon…

A: From bicycles to backpacks, carbon fibre is a popular material for high-end and long-lasting…

Q: Soft contact lenses are made of siliconand oxygen atoms bonded together. Create a table listingthe…

A: Contact lenses, also known as eyeglasses, are small lenses that are mounted directly on the surface…

Q: which of the following statement is true? non-metals may gain electrons to form anions when forming…

A: The statements are explained as follows

Q: Silicon carbide (SiC) is an extremely hard substance used in bullet proof vests and other hard…

A: A question based on investigation of structure of solid. 6 options that affect the melting point of…

Q: a)Compare the electrón affinity of flouorine to the ionization energy if sodium. Does the process of…

A: The removal of an electron from the neutral atom furnishes the cation (X+). The cation adopts a…

Q: Examine the formulas and space-filling models of the molecules shown here. Determine whether the…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Define the term disproportionation?

A: The term disproportionation has to be explained.

Q: Using the standard enthalpy of formation data , calculate the bond energy of the carbon-sulfur…

A: Bond energy or bond enthalpy represents the bond strength, which measures the quantity of energy…

Q: Describe the structure and bonding in silicon dioxide and carbon dioxide

A: Silicon dioxide consists of Si and O atoms. All atoms in SiO2 are bonded to each other by the…

Q: Briefly explain why steel, an alloy of iron, is usedto build the supporting structure of many…

A: Given: Why steel, an alloy of iron, is used to build the supporting structure of many buildings.

Q: Fluorine lies between oxygen and neon in Period 2. Whereas atomic sizes and ionization energies of…

A: The given data: The given elements are F, O, and Ne. To determine = The change in their…

Q: In what ways are the electronic structures of the group 14 (4a) elements similar?

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Q: The two discrete molecules, oxygen and sulphur exist in nature as O2 and Se even though they are…

A: Both oxygen and sulphur present in same Chalcogen group. Oxygen is present in second period of…

Q: Calculate the electrical potential energy in kilojoules per mole between the aluminum ion…

A: The force of attraction between cation and anion is known as electrostatic force or ionic bond.When…

Q: what holds a unit together in a crystal of an ionic compound?

A: ●Ionic compounds held together by ionic bonds. ●The strong intermolecular force of attraction…

Q: Which may form +1 or +3 ions, depending on the conditions? A) gold  B) postassium C) silicon

A: Transition metal placed between s-block and p-block elements and they are termed as d block…

Q: Explain the term crystal radii?

A: Crystal radius (Metallic radius) is one-half of the distance between the nuclei of two adjacent…

Q: Write the electron configurations for: Calcium ion in CaCl₂:

A: The method of filling of electrons in orbitals of elements in increasing order of energy is called…

Q: Describe the structure of a metal.

A: To find: The description about the structure of the metal

Q: Nitric acid (NO) is involved in many cell processes, including the widening of the blood vessels, or…

A: The compound given is NO.

Q: Explain the term "electron sea" in terms of metallic bonding and use it explain one of the…

A: Bond between metallic cation with neighbouring metallic cation by the delocalised electrons (sea of…

Q: There is a general trend in the ionization energies that says that the ionization energies increase…

A: We need to find the correct statements about ionization energy. There is a general trend in the…

Q: The energy for the following reaction was measured to be -977.2 kJ/mol. Ba(g) + O(g) → BaO(s). Using…

A:

Q: An unknown ionic compound is made of a monoanion and a monocation who both have the same electronic…

A: The arrangement of the electrons in the different atomic orbital of an atom is known as the…

Q: Explain the trend in the strengths of oxyacids (Pauling’s prediction)

A:

Q: How can I predict the bonding activity between phosphorous and chlorine. Why do they would bond that…

A: Bonds are of two types:-  Ionic Bonds  and Covalent Bonds

Q: The energy for the following reaction was measured to be -653.0 kJ/mol. K(g) + Cl(g) →→KCI(s). Using…

A: According to the question - Given - Reaction - k(g) + Cl(g) KCl (s) , Energy of reaction = -…

Q: What is disproportionation? Explain by giving examples.

A: We can define disproportionation reaction as a redox reaction where both oxidation as well as…

Q: Write the general noble gas configuration for a group 17 (7A) ion.

A: Electron configuration is the arrangement of electrons in orbitals in increasing order of their…

Q: Which member of each pair is less metallic?(a) I or O(b) Be or Ba(c) Se or Ge

A: Which member of each pair is less metallic? (a) I or O (b) Be or Ba (c) Se or Ge

Q: 3. Calculate the radius of tantalum atom, given that Ta has a BCC crystal structure, a density of…

A: Density =16.6 gcm-3let length of the edge=a cmNumber of atoms per unit cell,Z=2(bcc)Atomic…

Q: If the left most element in a period combined with each of the others in the period, how would the…

A: A chemical compound consists of two or more different elements which are bonded with each other…

Q: State 2 conditions necessary for the formation of a dative or coordinate bond.

A: NOTE : Since you've posted multiple questions, we'll solve first question for you. If you want any…

Q: What would be the chemical formula of an ionic compound formed by Al³⁺ and C₂H₃O₂⁻?

A: Ionic compound contains ions (positive and negative charge) .These ions  bonded by ionic bonds.In…

Q: What type of bonding is Potassium likely to participate in? Why?

A: Ionic bond :-  A bond which is formed by complete transfer of one or more electrons from one atom to…

Group 14 Elements

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