Draw the energy vs distance curve, and force vs distance for an Na+ and Cl-, how are they related. Why is there a minima in energy curve.

Q: Which of the following species is diamagnetic in its ground state? 022 O 0,2- O2 02

A: Diamagnetic are those species in which all the electrons are paired. Paramagnetic are those species…

Q: 1. Draw the orbital diagram of Co. 2. Draw the orbital diagram of cobalt ion in Co,P2.

A: The orbital diagram of Co is

Q: Determine the electron configuration of tungsten (W) in WO3.

A: Electronic configuration of tungsten (W):

Q: 4. Calculate the net energy of Ca2+ and S²- with an inter-atomic separation distance of 1.793nm, if…

A: The force in Newtons between 2 charges q1 & q2 is given by Coulomb's law: F=kq1q2r2k is a…

Q: What energy is possessed by .... A. Water held by a dam

A: 1. The water stored in dam was possessed by potential energy. 2. A book in edge before falling has…

Q: Write the electron configurations for (a) Ca2+, (b) Co3+, and (c) S2-.

A: Calcium loss 2 electrons and cobalt loss 3 electrons and sulphur gains 2 electrons

Q: Pauli exclusion principle specifies that each (1) can hold (2) two electrons, which must have (3)…

A: Pauli exclusion principle states that in a single atom no two electrons will have an identical set…

Q: X = X + 2, (9.30)

A: From the expression: χ=χi+λ where X: Susceptibility Xi: Contribution of the ions (core electrons) λ:…

Q: 4. The n-electron system in benzene may be approximated as a particle-on-a-ring with a radius of r,…

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

Q: Which of the following is the correct ground state electron configuration for chlorine? A)…

A: Cl atomic number is 17 according to Afbau principle energy order of shell is…

Q: 7. What is Polarography? Which equation is used in Polarography? Draw a typical d.m.e.

A: Polarography is a type of voltammetry in which the working electrode is either a dropping mercury…

Q: 2, What type of radiation changes the energy of the analyte’s valence electrons?  Group of answer…

A: To find: 2, What type of radiation changes the energy of the analyte’s valence electrons?  3. What…

Q: Arrange according to increasing electron attracting inductive effect .coO.H .CO2H .COH CH3 ČI A В…

A:

Q: Find the valence or factor of the following compounds which will be used as "n" to compute for their…

A:

Q: Predict whether the ff. is paramagnetic or diamagnetic 1) scandium 2) calcium 3) helium 4)…

A: 1) scandium-[Ar] 3d1 4s2- since it contain unpaired electrons, scandium is paramagnetic in nature.…

Q: What is the value for the number of nodes of rank r? a) N b) N/2 c) N/2r d) Nr

A: Each node of rank r is the root of at least 2r subtrees.

Q: Is NO2-1 polar, non polar, or ionic?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Write electron configuration for: a.) Ca2+ b.) Br-

A: a) Atomic number of Ca is 20  hence Ca2+ will have total 18 electron as 2+ charge => it has lost…

Q: What is the energy of the electron in the ground state of the Li++ ion, and well as the energy of…

A:

Q: Arrange the following ions in order of increasing ionic radius: iodide ion, cesium ion, telluride…

A:

Q: 1. Draw a valid LS for the following molecules and molecular ions. NCI, HS CF.0 NH, RnCl; SF, NO:

A: LS for the above given Molecules

Q: ーTAS 2. Pd (PPha)2 Cl2, CuI THE /EtaN CH 3 TMS CH 3

A:

Q: This dot structure represents  - S^2-  - [Ne] 3s^2 3p^6  Explain why your answer is correct

A: The answer is as follows:

Q: 3 What is the biggest difference between the Lewis and the AO-model in terms of the localisation of…

A: Localized electrons are the bonding electrons whereas the delocalized electrons are the non-bonding…

Q: Ca* is paramagnetic. True O False

A:

Q: Why is CN^1- not an acceptor (pi) as good as CO, even though they are isoelectronic?

A: The explanation is given below-

Q: What amount of energy (kJ) is needed to completely ionize 2.78 mol hydrogen atoms?

A: The value of ionization energy of Hydrogen atom is = 1314 kJ/mol It means for 1 mole of  Hydrogen…

Q: 21. Which of the following does have the lowest polarizability? Z of Br = 35,  I = 53, F = 9,   S =…

A: Z of Br = 35, I = 53, F = 9, S = 16

Q: Br

A: A systematic name is given to an organic compound by IUPAC nomenclature. The set of rules which are…

Q: 3. In this experiment, you will be studying the oxidation strength of the halogens. a. What is the…

A: Absorption of visible light by halogen molecules causes electronic excitation and results in colour…

Q: - Electron Attraction Nucleus Repulsion HA

A: Valence Bond Theory- In terms of energy consideration if the number of attractions is more than…

Q: ionization energy of bromine? Br2(g)→ 2Br(g) Br(g) + e - → Br- (g) Br+(g) + Br- (g) → Br2(l) Br(g) →…

A: *Amount of  energy  needed to remove first electron from isolated gaseous  atom to form, uniposative…

Q: What are the colors of CoC12 and CoC12 6H2O and specify the source used?

A: Cocl2 is. A fascinating compound which change colour in response to humidity. As humidity increase…

Q: What are the positive results of the following group II-ions. ( Cu +2,Bi +3,Cd+2, Hg+2, As+3,…

A: The group II anions give positive results on the addition of acidic solution of H2S.

Q: Which of the following has the smallest radius? Se?- Sr2+ Br* Kr Rb+

A:

Q: Use the data provided below to calculate the lattice energy of calcium chloride. Electron affinity…

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Q: Answer the following questions related to the chemical bonding in substances containing Cl. (a)…

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Q: 2. The following reaction might occur in the interior of a star: He2+ + H → He* + H* Calculate the…

A:

Q: a. CC14 b. Li¿O с. NF;

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

Q: is this polar or non polar?

A:

Q: Given the molecule below, determine where the partial positive and the partial negative will occur.…

A: A question to determine whether a partial positive and partial negative charging will occur.

Q: 2) Write the shorthand notation for Pd. 3) Write the valence shell configuration for Pd.

A: Full electron configuration is the configuration in which each orbital is written along with their…

Q: A. B. E, C. D.

A: Diagram D represents the compound Hydrogen bromide (HBr) . There are two atoms in a HBr molecule.

Q: Order the following atoms/ions by increasing size: (small → large) Br- 12- |- Br Br+ Br2+ V

A: Applying concept of nuclear forces and effect of charge on atoms .

Q: Give the Positive results of Group 3-cations (Al,Cr+3,Fe+3,Zn,Ni+2,Co+2 and Mn+2).

A:

Q: How do we get X=3 for ClF3

A: I think you are asking about how Formula of the compound ClF3 formed means where that 3 atoms of…

Q: How many p electrons does Sn2+ have in its outer shell? Select one: 2 4 1 3 0

A: Interpretation- Number of p electrons in outer shell of  Sn2+ is to be found.

Q: The energy of a C-C single bond is 347 kJ/mol. What wavelength of light does a photon need to have…

A: Given: Energy of C-C single bond ( E ) = 347 kJ/mol = 347000 J/mol E = 347000 J/mol6.022×1023 E =…