Write the electronic configuration of 3 Li and 26Fe and explain the possible valency they can exhibit.

Q: 16. Calculate wavelength of the photon emitted upon n=2 to n=1 electronic transition in helium…

A: Wavenumber of the photon emitted can be determined using Rydberg equation as follows,

Q: Fill in the orbital energy diagram for silicon. 3p 3s 2p 2s 1s

A:

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

A:

Q: The atomic radii of Na* and Cl" ions are 0.190 nm and 0.079 nm, respectively. What is their…

A: The given ions are Na+ and Cl-. These two ions combine to form NaCl. The interionic separation…

Q: Which Halogen Displacement is possible? O 12 + CaBr2 O F2 + Nal O Cl2 + KF O Br2 + BaCl2

A: The given halogen displacement reactions are I2 + CaBr2 → F2 + NaI → Cl2 + KF→ Br2 + BaCl2 → The…

Q: Fill in the orbital energy diagram for sodium. 3p A 3s E 2p 2s 1s > > > > >

A:

Q: Determine the theoretical density for Ti element, which is HCP structure, atomic mass 47.867 g/mol,…

A: For HCP structure of titanium, Ti, the relationship between radius and edge length is - a = 2R Here,…

Q: Is O2(-3) paramagnetic or diamagnetic?

A:

Q: In the 1950s, the reaction of hydrazinewith chlorine trifluoride (Cl F 3 ) was used as a rocketfuel.…

A: The given compound is ClF3 (Chlorine trifluoride).

Q: im not too sure how to fill this out

A: There are four sets of quantum number for a particular electron in an atom :-  principle quantum…

Q: Partial orbital diagram for 4S^2 3d^10 4p^1?

A: Partial orbital configuration shows  only the highest energy sublevels(orbitals)

Q: How are measurements of paramagnetism used to support electron configurations derived…

A: How are measurements of paramagnetism used to support electron configurations derived…

Q: Which of the following would you expect to exhibit paramagnetism? III. S²- IV. Mg2+ I. Ni O O II. C…

A:

Q: What is the Nobel gas electron configuration by filing order and spdf of 3 elements used to give…

A: Answer -  Nobel gas  - The noble gases make up a class of chemical elements with similar properties;…

Q: Q.Arrange the following in their increasing size with the help of slater’s rule and also give…

A:

Q: Which element has an quantum angular moment (L) of 0. O U OS O Mg Fe

A: Quantum numbers is the set of numbers which is used to calculate the energy and position of the…

Q: How many unpaired electrons does [Cr(OH2)6]2+ have when it has a highspin d electron configuration?

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Q: Si Ar Be

A:

Q: 3. Discuss what kind of bonding you would expect for the following types of materials and justify…

A: Rn : No bonding Rn is a noble gas , inactive and it has all fully filled orbits. CsI : ionic bond…

Q: What mass, in g, of Na3PO4 would be needed to lower the melting point of 3.4 kg of ice to -4.83 ˚C?…

A:

Q: 7. Calculate the radius of a vanadium atom given that V has a BCC crystal structure, a density of…

A: Answer :-  Radius of a Vanadium atom = 0.132 nm…

Q: Which of the following substances is paramagnetic? KCl MgO CaCl2 NaCl Fe2O3

A: Magnetically different Substances are classified in following main categories - (1) Diamagnetic…

Q: 1. Calculate the internal energy and heat capacity of the conduction electrons in a block of…

A: Given that : Volume (V) of block = 2 m3 Temperature (T) = 600°C = 873 K The density of magnesium is…

Q: Kp %3D II

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 is the value of principlal quantum number n of orbital 4p? O A. 2 В. З OC.1 D. 4

A: The electron shell is designated by the principle quantum number n. Since n denotes the most likely…

Q: Explain why actinides are colourful (5)

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Q: Q1 Write electronic configuration of: Sc*, Cr*3, Mn*7, Fe** Q2which of the above is paramagnetic

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Q: Which of the following atoms should have the greatest polarizability? F Br Po Pb He

A: Polarisability : It is the property by the virtue which element tend to acquire electric dipole when…

Q: Write the electron configuration of Gallium (atomic number 31). Give the four quantum numbers for an…

A: We have to write the electron configuration of Gallium (atomic number 31) and also  we have to give…

Q: Give the ground-state electron configurations of (i) CO, (ii) NO, and (iii) CN−.

A: Given molecules :  CO  NO  CN-

Q: Determine the number of unpaired electrons, n and magnetic moment, µ for the [Cr(CN)6]4-. O a. n =…

A:

Q: Estimate cryvstal structure type for CaF: ionic radii for Ca:0.1nm and F:0.133nm

A:

Q: Estimate the density of iron that has BCC structure with an atomic radius of .133 nm, and an atomic…

A: Given,  Atomic radius = r = 0.133 nm  Atomic weight = M = 55.58 g/mole  Find density of the solid…

Q: Which of the following indicated faces is correct. а. Re b. Si НО, С. d. Si H2N Si

A: The prochiral molecules are those that can be converted from achiral to chiral in a single step. if…

Q: 31 What is the steric number of the central sulfur atom in SCl2+? c. 4 b. 3 d. 5

A: Steric number is defined as the number of atoms bonded to central atom + lone pairs. Hence in the…

Q: Write the noble gas orbital box electronic configuration of (i) S, and (ii) Ca*.

A: The atomic number of S is 16. It contains sixteen electrons. The noble gas orbital box electronic…

Q: (b9)consider bCN 10,7

A: Pb(NO3)2           +                 2 NaI                  -->…

Q: Show your solutions in calculating the value of Ar for naturally occurring sulfur if the…

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

Q: Give the ground-state electron configurations of (i) XeF, (ii) PN, and (iii) SO−.

A: For XeF: Total no of valence electron present in  it=  8 e- of Xe + 7 e- of F…

Q: Which following element has the condensed electron configuration [Ar] 4s? 3d ? Lütfen birini seçin:…

A: The element with electronic configuration of  Ar4S23d3 has to be identified.

Q: 7. Write the electronic configuration of 24Cr: 24Cr3: 24Cró+: a. Does 24Cró* paramagnetic or…

A: Electronic configuration is written based on the Aufbau principle.

Q: OH DMP 1.CO,Cl, DMSO 2.(Et),N (i) (j) HO

A:

Q: Explain infrared spectrum in detailed analysis.

A: The functional group is a key component associated with a molecule and they control the overall…

Q: Explain if Co(H2O)63+ and Fe(NH3)62+ are paramagnetic or diamagnetic

A: Hre, we have to find the magnetic nature of  Co(H2O)63+ and Fe(NH3)62+.