SF6is known but SCl6is not. Why?

Q: The first LEDs were made from GaAs, which has a bandgap of 1.43 eV. What wavelength of light would…

A: Unit of energy is converted as follows,

Q: The magnitude of the magnetic moment of CrCl3 is 3.81μB. How many unpaired electrons does the Cr…

A: Number of unpaired electron can be calculated from the following equation Given,

Q: What is the conduction band?

A: Band theory: One way for distinguishing between conductors (metal), insulators and semiconductors is…

Q: How to calculate octahedral voids ?

A: Given question is : How to calculate octahedral voids = ?

Q: 3. An fcc structured crystal, which area has the most Miller index of atoms per unit area?.…

A:

Q: ase exp

A: Coordination complexes are formed by joining the central metal ion with the negatively charged…

Q: 1. What have you observed in this picture 1s 3s 4s 5s 6s 7s St 7d 1s 2s 2p 3s 3p 4s 3d 4p 5s 4d 5p…

A: As per our guidelines,  we have to answer only first question for a multiple question which are not…

Q: 1. Palar Explanation: 2. Non-poiar planation:

A: Polar molecule: Explanation: A polar molecule is defined as a molecule that posses slightly positive…

Q: In which of these substances is significant hydrogen bonding possible: methylene chloride 1CH2Cl22,…

A: From the given substances, which will show hydrogen bonding has to be given.

Q: 2- Explain the interactions between non-bonded atoms in molecular mechanical methods (Non-bonded…

A: Non-bonded interactions act between atoms in the same molecule and those in other molecules. Force…

Q: Define the term antibonding?

A: The combination of two atomic orbitals results in the formation of molecular orbitals which are…

Q: vLewis structure

A:

Q: A silicon wafer with dimensions 10.00  cm × 10.00  cm × 0.0200  cm contains 0.166  moles of silicon.…

A: Given, A silicon wafer with dimensions 10.00  cm × 10.00  cm × 0.0200  cm  moles of Si = 0.166…

Q: ctrons in a nonpolar cov molecule are shared... Electrons are not shared Evenly Unevenly

A: Covalent Bonds are formed by sharing of Electrons. Covalent bonds are of 2 types   1. Polar…

Q: Tell how IR spectroscopy could be used to determine when each reaction is complete.

A: a.

Q: What is band broadening? Explain the phenomenon of eddy diffusion.

A: These are terms with reference to chromatography:

Q: 2. Would you predict more Zn or Al to dissolve in Cu? Justify your answer. Atomic Crystal Structure…

A:

Q: In which of the following compounds the magnetic moment is zero? (28Ni,26Fe, 24Cr) A. Na3 [FeF6] B.…

A:

Q: What is the LUMO of the Li₂ molecule?

A: The lowest unoccupied molecular orbital is known as LUMO.

Q: general form for ZnCl2 in ABxEy or ABx

A: We need to tell the general form for ZnCl2. The answer and explanation is in next step.

Q: Molecule C2H2 SF5 NO3-

A:

Q: Describe what happens to the anions in a doublereplacementreaction.

A: What happens, to the anions in a double replacement reaction has to be given.

Q: What is the FA-P- Fg bond angle in PFs? 90 120

A: VSEPR theory helps in the prediction of the geometry of a molecule on the basis of the number of…

Q: Estimate the atomic weight of an element (in g/mol) with a BCC structure, cell edge length of 0.338…

A: A crystal indicates the regularity with defined edges. When an element or a molecule is arranged in…

Q: What is the N-O bond order in the NO fragment? A) 1 B) 1.5 C) 2

A: First of all, we write Lewis’s structure of N2O3. Lewis’s bonding theory is based on the octet rule.…

Q: Why is it in some cases that there is no polaron transition evident in a conducting polymer?.

A: Since the  conductivity of such polymers (conducting polymer) can be raised to metallic levels by…

Q: (2) Provide background Information on multi-walled carbon nanotubes (MWCNTS): structure, morphology,…

A:

Q: Account the change in energy of the MLCT bands of the following iso- electronic series : V (CO),1,…

A: MLCT implies metal to ligand charge transfer and such transfer are leporte and soun allowed hence…

Q: What is the Molecular geormetry for SiO32- ?

A: The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It…

Q: Directions: Classify the force that holds the given particles ion-dipole, dipole-dipole, hydrogen…

A: Interaction between molecules was occur due to the differences in electronegativity of the atoms.…

Q: Given Cs (262 pm), Tl (171 pm), and B (88 pm) with their noted atomic radii, which atom is most…

A: Interstitial impurity is always smaller in size as compared to host atom i.e Sn.

Q: QI: Explain the effect of dispersed phase in determination the properties of composite materials?…

A: Hello. Since more than one question has been asked, the first question shall only be answered in…

Q: Why can I have SF6 but not add 6 to PCl and get PCl6?

A: Valence electrons :-  The number of electrons present in the outermost shell of an atom are known as…

Q: Nuclear magnetic resonance (NMR) logging tools provide: A. permeability estimate B. Pore Size…

A: Given : NMR logging tools . To find : Information that NMR logging tools provide. Solution : NMR…

Q: 3) What is the difference in energy between the valence band and conduction band of electrical…

A: Conduction band is the empty band whereas valence band is the filled electronic band. Valence band…

Q: The intermetallic compound FeTi has the CsCl-type structure with a=0.308nm. Calculate its density

A: Given FeTi has CsCl type structure .

Q: What is graphene?

A: Graphene is an allotrope of carbon. The carbon atoms in the graphene structure are present in a…

Q: iii. Given the copper ion radius = 0.74 Å and the chloride ion radius = 1.81 Å, does the…

A:

Q: 5. Describe the crystal structure of BaFei2O19. What is the relation between permeability with…

A:

Q: Draw and fill the molecular orbitals for CO (assume weak sp interactions).

A: The energy of filling of molecular orbitals in the CO molecule is in the order:…

Q: Suggest any examples of PAT Tools used for Crystallisation of Small Molecule Drugs ( SMD )…

A: For crystallisation of small molecule drug (SMD) purification , generally  use spectroscopic…

Quantum Mechanical Treatment of the Valence Bond Theory

Quantum mechanical treatment of valence bond theory refers to the relationship established between the quantum mechanical theory and the valence bond theory to describe the chemical bonding in a particular molecule.