What Is Valency

Q: N2 and CN' are both isoelectronic. (i) Draw the molecular orbital diagram for N2 and CN molecules.…

A: Three questions based on MO structure, which are to be accomplished.

Q: How many valance electrons are in this family?*

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Q: Write the electron configuration of the ground state of the molecules/ions given below: Note: Draw…

A: Solution : The molecular orbital diagram shows chemical bonding in molecules with the help of…

Q: Explain diagonal rule.

A: To find: The explanation about diagonal rule

Q: How is an antibonding orbital formed?

A: The formation of antibonding orbital has to be explained.

Q: Explain  Orbital Symmetry ?

A: This question is related to symmetry..

Q: Predict the electronic geometry

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Q: Discuss the bonding between two hydrogen atoms on the basis of heitler and London theory, discuss…

A: The valence bond theories, originated from the ideas of the scientist G.N Lewis. The pioneers of the…

Q: Explain about the Rotation of Diatomic Molecules ?

A: It is described by rigid rotatory  models. this model spinning dumbbell.  & this dumbest has two…

Q: Which ion has the stronger ion-dipole forc

A: Which ion has the stronger ion-dipole force?

Q: Use the electron configurations of SO− and SO+ to predict which is likely to have the shorter bond…

A: INTRODUCTION: Electronic configuration is defined as the element that describes how electrons are…

Q: What kind of orbital and with how many nodal planes is shown in the picture below?    a.…

A: According to the molecular orbital theory the atomic orbitals combine to form molecular orbitals.…

Q: How many valance electrons are in this family? *

A: Given here two pictures of periodic table and one group is shaded in eachpicture.we are asked the…

Q: H. a. Nonpolar because it is asymmetric b. Polar because it is symmetric Oc. Polar because it is…

A: Select the answer that describes this molecules polarity. Consider its shape in 3 dimensions

Q: Find the normalization constant, N, for the antibonding orbital wave function formed from the…

A: In the question it is given to find out the normalisation constant,N.Let's find according to our…

Q: How to determine the relationship between two nonidentical molecules ?

A: Nonidentical molecules are those that have the same number and kind of atoms. They form different…

Q: Give the electron configurations for the ions Li2+ and Li2− in molecular orbitals terms. Compare the…

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Q: Which of the following overlapping is not valid for bonding orbital?

A: An atom is composed of three main sub-atomic particles; electrons, neutrons and protons. The atomic…

Q: Predict the bond order for the molecule Br2. Would Br2 be paramagnetic or diamagnetic?Bond order =…

A: Molecular orbital diagram of Br2 is given below.

Q: 31. TRUE or FALSE: The orbital energy diagram represents a molecule in its ground state electron…

A: 31. False

Q: A model for BeF₂ is shown in the chem3D window. BeF2 has linear geometry.

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Q: Prove Ostwald’s theory for methyl orange with the information of color changes.

A: Ostwald theory is used to explain the working of an acid-base indicator.

Q: Compare polarizability (> , < , or =): S___Se Ar___Kr Sn___As Tl3+ ___Tl+

A: Polarizability depends on size on ions. We know that anion are bigger size than cation so anion have…

Q: How is a sigma orbital formed between two hydrogen atoms?

A: The sigma bond may be explained as the types of the bonds which are generated by the intermixing of…

Q: Why Be2 molecule is not possible according to molecular orbital theory?

A: The Lewis structure does not give any idea about molecular geometry but it purposed the distribution…

Q: What is an "electronic geometry"?

A: so we can see electronic geometry as valance shell electron pair repulsion theory(VSEPR). In VSEPR…

Q: What is the average bond order for the S-O bond? Type your numeric answer and submit

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Q: The bond order for a molecule of Ne₂ would be?

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Q: Analytical Chemistry Explain the following concepts/items given below: (i). Molecular emission…

A: Molecular Emission Spectroscopy is an analytical technique that uses the phenomenon of emission of…

Q: For a molecule to be polar it must have a difference in electronegativity between the atoms, a polar…

A: Electronegativity: The tendency of an atom to attract the shared pair of electrons towards itself is…

Q: Where is the dipole moment for: a) ethanol b) methanol c) acetone

A: The question is based on the concept of dipole moment. It is a measure of polarity of a bond.

Q: What is coulometry and how’s it done? Explain in a simple manner

A: Coulometry is referred as the bulk electrolysis.

Q: Determine the number of bonding electrons and the number of nonbonding electrons in the structure of…

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Q: 400- 300- 200- 100- -100- -200 -300- -400 -500 50 100 150 200 250 Internuclear Distance (pm) Which…

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Q: Illustrate how conjugation delocalizes electrons ?

A: Conjugation is the alternation of single and double bonds.  Conjugated system is connected p…

Q: What are Antibonding Orbitals ?

A: Atoms combine to form molecules. The Molecular orbital Theory (MOT) explains the combination of…

Q: 12. In which of the following molecules or ions do all of the F atoms lie in the same plane?  Select…

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Q: Determine the covalency of the following and put them in decreasing order:  Br₂, SO₂, NH3, HCL

A: Covalency = number of covalent bonds formed by central atom Covalency of Br in Br2 = 1 Covalency of…

Q: Compare polarizability (, or =): B _____ Li                     Te _____ O                    P…

A: The separation of charges in molecules or species in certain directions is known as polarization.…

Q: What are non-polar and polar bonds? Explain how symmetry is involved in determining if molecules are…

A: Bonds - A chemical bond is basically an attraction between two atoms that bind them together and…

Q: A non-zero dipole moment is exhibited by:

A: Hybridisation = V+M-C+A/2  = x  V= valence electrons of central atom  M = number of monovalent atoms…

Q: delta

A: We have a graph of pressure versus temperature.  Let us make a tabular data from the graph:…