1. I. How is metallic bonding formed? II. Explain why metallic bonding strength decrease down the group. Eg. Li>Na>K>Rb>Cs

Q: Choose the statement that explains the difference between the first ionization energy of first…

A: We have to compare the ionization energy of the F-atom and F2 molecules.

Q: Reasoning: Why does reactivity increase down Group 1? Answer the following questions to help you as…

A: The periodic properties defines the atomic properties like atomic radius, reactivity order, nuclear…

Q: Graphene is a new material made from carbon atoms. It is the thinnest and strongest material known.…

A: In this question, we have to answer why Graphene is strong and conducts Electricity. Also, we have…

Q: Q.3) Determine the type of bonding in the .following materials a) Fe b) CuAI с) Н20 d) Al203 e) Не

A: Given,  a). Fe b). CuAl  c). H2O  d). Al2O3  e). He  Determine the type of bonding in the following…

Q: A major challenge in implementing the “hydrogen economy”is finding a safe, lightweight, and compact…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Even though EN values vary relatively little down Group4A(14), the elements change from nonmetal to…

A: The elements in a modern periodic table are arranged in increasing order of their atomic number. In…

Q: For the reaction below: Co(s) + CUNO3(aq) → CONO3(aq) + Cu(s) Answer the following questions: a)…

A: In the above reaction both copper and cobalt are in +1 oxidation state mentioned as reactant and…

Q: Calculate the lattice formation enthalpy (lattice energy) of TICI(s), in kJ/mol, using the following…

A: Given, the thermodynamic data: We have to calculate the lattice energy of TlCl(s).

Q: What is sigma and pi-bond? How many sigma and pi-bonds of the following molecules? CH3CH2COOH,…

A: Sigma bond is formed by axial overlapping and π bond is formed by lateral overlapping. All single…

Q: 4> 134. Although both Br3 and Iz ions are known, the F3 ion has not been observed. Explain. 101 ond…

A: Fluorine, iodine and bromine  all belongs to the same group. As we know that, Fluorine is the first…

Q: The bond energy in N2 is 941 kJ/mol. What is the longest/wavelength a photon can have and still have…

A:

Q: Calculate the lattice energy of TICI(s), in kJ/mol, using the following thermodynamic data: Heat of…

A: The amount of heat is released when 1 mole of any compound forms crystal is called the heat of…

Q: Calculate the lattice formation enthalpy (lattice energy) of TICI(s), in kJ/mol, using the following…

A:

Q: Write shortly about the followings: 1- Types of bonding

A: When two atoms combine with each-other by means of some chemical reaction to achieve the…

Q: Electronegativity values of the elements (Pauling scale) Не 2.1 Li Be 1.0 1.5 C Ne 2.0 2.5 3.0 3.5…

A: Since you have posted multiple questions, we are entitled to answer only 1.

Q: Draw the Lewis structure for the nitrite ion NO2-. Show your process, including accounting for…

A:

Q: Select the type(s) of bonding which occur n eacli of the following: 44 Sodium borohydride, NaBHa (A]…

A: Metals and nor metals generally combine via ionic bonding while two mon-metals combine through…

Q: For the reaction below: Co(s) + CUNO3(aq) → CONO3(aq) + Cu(s) Answer the following questions: a)…

A: Given : We have to write the electronic configuration of Co.

Q: The energy for the following reaction was measured to be -1033.0 kJ/mol. Mg(g) + 2 Cl(g) → MgCl,(s).…

A: Given :  First ionisation energy of Mg = 737.8 KJ/mol  Second ionisation energy of Mg = 1450.7…

Q: Plot the melting temperatures of elements in the IVB to VIIIB columns of the periodic table versus…

A: The melting points of the respective elements are mentioned below

Q: What magnetic property does Co have? Explain why.

A: If an atom contains unpaired electrons, then it is paramagnetic in nature. But if an atom does not…

Q: Which pair of compounds and type of chemical bonding is correct? a. Ra-Cl – Ionic Bonding b. Mn-Mg…

A:

Q: Account for the following: (i) Bi(V) is a stronger oxidizing agent than Sb(V). (ii) N—N single bond…

A: Oxidizing agent are those substances which help in oxidation and they itself undergoes reduction.…

Q: Lowest Electronegativity: Highest lonization Energy: Largest Atomic Radius a. F Fe Sr a. CI Ga TI a.…

A: 1. Lowest electronegativity group highest electronegativity lowest electronegativity Order of…

Q: please ASAP. Thank you. Assuming the atomic radii are as follows: Ca++ > Mg++ > Be++ And the…

A: The size of atom is determine by the atomic radii.

Q: What is the hybridization state of the Beryllium in BeCIBr? And is this a polar or nonpolar…

A: The hybridisation of "Be" is determined by steric number method.

Q: is Fe2+ or Fe3+ more reactive and why

A:

Q: What’s is Bonding

A: Given,  Bonding

Q: d) Explain the following trend in the lattice energy of oxides (in kJ.mol) assuming all have the…

A: the lattice energy is the energy released when 1 mole of solid lattice is formed from the required…

Q: Which of the following is a reason why the first member of the nonmetal groups tends to exhibit…

A:

Q: Explain why 02 is paramagnetic but N2 is diamagnetic, despite both having all electrons paired in…

A: O2  is paramagnetic while N2 is Diamagnetic due to the following reason.

Q: What is the purpose of the WO3 and Cu

A: WO3 is Tungsten (VI) oxide or Tungsten trioxide and Cu is copper.

Q: Calculate the energy change for the reaction:Li(s) + 1/2Cl2(g)LiCl(s) Hf=? Lattice energy of LiCl2 =…

A: Enthalpy of formation is obtained by the sum of the enthalpy of sublimation, dissociation,…

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

A: Enthalpy of formation  is the amount of heat absorbs or released when the one mole of compound…

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…

Q: Which metal ion (Cu2+, Ni2+, Fe3+) has the largest surface area? Suggest a reason why.

A: The amount of adsorption of ions on 1 gram of activated carbon depends on the surface area of ions.…

Q: The four (4) methods of bonding between the atoms are: - Ionic, Covalent, Metallic, and Van der…

A: The ionic bond is an electrostatic attraction force, formed between the ions and it is a strong…

Q: 1. Part A.) Which one is a paramagnetic molecule? (unpaired electrons) Select all that аpply. A.…

A: A. The valence shell electronic configuration of the given species :  Mo^3+ : 4d^3 Se^2- : 4s^24p^6…

Q: Which metal ion (Cu2+, Ni2+, Fe3+) has the largest surface area? Suggest a reason why.

A: The atom or ion with large number of Electrons as compared to the numbers of protons has large…

Q: Draw the Lewis structure of BeF, and then determine the ideal bonding ar the central atom. A) 120°…

A: Beryllium (Be) is an alkaline earth metal (s-block element) having a 4 atomic number.  Fluorine (F)…

Q: The bonding in the alloy brass [A]|B| [C] [D] The bonds in buta-1,3-dienc 12. 13. (A] [B] [C] [D]…

A: Applying concept of type of chemical bonding.

Q: 29. Draw the Lewis structure for SiS₂

A: Si has 4 valance electrons S has 6 valance electrons

Q: The electron configuration of V (vanadium) * O IAr] 4s2 3d3 [Ar] 3d5 O (Ar] 4s1 3d4 O IAr] 3d3 4s2

A:

Q: How odd and even electron species can be cleaved?

A: The carbon atom which consists positive charge and bonded with three bonds is known as cation. The…