a) what is meant by the term polarizability? (b) Which of the following atoms would you expect to be most polarizable: O, S, Se, or Te? Explain.

Q: Which is impossible O 2s orbitals o 1p orbitals o 2p orbitals o 5p orbitals O 4f orbitals

A: n and l are called principal quantum number and azimuthal quantum number.  The value of l will be…

Q: Electron transibons teias place in excibd hydrogen ahms One such trangition is : n=2 to m7 and Se…

A:

Q: Which of the following sets of quantum numbers would account for the highest-energy electron in…

A: The highest energy electron in Ni2+ ion corresponds to a certain set of quantum numbers. The…

Q: To which group of the periodic table does the general valence electron configuration ns2np4…

A: ns2np4 means 2 electrons in outer s orbital and 4 in outer p orbital

Q: paramagnetic or diamagnetic? Explain briefly.

A: We have to explain about paramagnetic or diamagnetic

Q: Write the subshell electron configuration (i.e.1s² 2s², etc.) for the Fe26 atom.

A:

Q: Which of the following has the electron configuration 1s 2s 2p 3s²3p 3d?

A: Given, 1s2 2s2 2p6 3s2 3p6 3d3 In the given electron configuration 4s orbital is missing according…

Q: If the exact outer limit of an isolated atom cannot be meas-ured, what criterion can we use to…

A: The atomic radius of an isolated atom cannot be determined because the exact outer limit is unknown.…

Q: Write the ground state electron configuration for atom and ion pair.  Os, Os 4+

A: Electronic configuration: It is defined as the distribution of electrons present in the atom over…

Q: . What is the electron configuration of Zn2+ ? Is it paramagnetic diamagnetic? or

A: We have to write the electronic configuration of Zn2+

Q: In group 15 elements, there is considerable increase in covalent radius from N to P but small…

A: ANSWER

Q: Describe and account for the variation of fi rstionization energies along Period 2 of the periodic…

A: The first ionization energy is the minimum amount of energy that is required to remove an outermost…

Q: 2- Which of the following is wrong? O A) The outermost shell electronic configuration of the Kr…

A: The question is based on concept of atomic structure. it involves writing electronic configuration…

Q: The experimentally determinded Bi-Cl bond distance in bismuth trichloride is 2.48Å . Given the…

A:

Q: If the experimentally determined Bi-I distance in bismuth triiodide is 2.81Å , predict the atomic…

A: In the given question we have to predict the atomic radius of I from the given compound bismuth…

Q: Give the electron configurations of these ions, and indicate which ones are isoelectronic. a) Ca2+…

A:

Q: If the ground state electron configuration of an element is [Ne] 3s23p1, what is the typical charge…

A: Given - ground state electronic configuration = [Ne]3s23p1

Q: Which elements on the periodic table tend to have the lowest first ionisation energy? What is the…

A: The amount of energy required to eject the most loosely bound electron of an isolated atom in the…

Q: Write the subshell electron configuration (i.e.1s² 2s², etc.) for the Si14 atom.

A:

Q: Based on data in Table 8.1, estimate (within 30 kJ>mol) thelattice energy for (a) LiBr, (b) CsBr,…

A: (a) The ionic compound LiBr has cation Li+ and anion Br-. The lattice energy for LiBr is the amount…

Q: Explain, in terms of Coulombic energy and Exchange energy, why the ground-state electron…

A: Exchange energy is the energy released when electrons with the same spin exchange their positions in…

Q: Write the subshell electron configuration (i.e.1s² 2s², etc.) for the Cl₁7 atom and identify which…

A:

Q: it is clear that the first ionization energy of He is very large.  Would you expect the first…

A: We have  helium and H-( Hydride ion) H- has lower first ionisation energy than He.

Q: What is the difference between the energies of the 2s and 2p  atomic orbital of a He+ ion.

A: The average distance between states. depends on the reciprocal of Z. In this case Z = 2, and it…

Q: Zn and Zn2+ are both diamagnetic.

A: Diamagnetic is nothing but the fully paired electron containing orbitals ie. the oribital must have…

Q: You read the following statement about two elements X andY: One of the elements is a good conductor…

A: Metallic character states to the level of reactivity of a metal or we can say that the tendency of…

Q: 4What causes the changes in ionic radius from left to right across  period 2 of the periodic table.

A: The answer is given below

Q: (a) What trends, if any, exist for Z(eff )across a period and downa group? (b) How does Z(eff)…

A: Z(eff) is the net attractive force exerted by the nucleus on the valence electrons.

Q: Define the term linear combinations of atomic orbitals?

A: Orbitals is defined as where probability of finding an electron is maximum. There are mainly four…

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: Which of the following species has the 'smallest' radius: Ti2+, v3+, K*, Br", CI-

A: The atomic radius is defined as the distance between the center of the atom and the outermost…

Q: Calculate the frequency of electromagnetic radiation emitted by the hydrogen atom in the electron…

A: Given information,     Initial state of the electron n = 6     Final state of the electron n = 3

Q: Describe the shape of a 5p, orbital. O three balls O six balls O spherical dumbbell shaped four…

A: Shape of 5pz orbital ?

Q: A. If an element with the valence configuration 4s'3d10 loses 2 electron(s), these electron(s) would…

A: Element first looses electron from outermost shell and then from the n-1 shell Element accepts…

Q: An electron in which of the following orbitals experiences the greatest effective nuclear charge? O…

A: Effective nuclear charge is defined as the net positive charge experienced by an electron in a…

Q: C) Consider two hydrogen atoms and the first electron is in the n = 1 state, while the second…

A: n= 1 state electron is in basic arrangement calculation for C ) - for radius for n = 1, for electron…

Q: P^3- orbital filling diagram

A: Orbital filling diagram is a way to represent the arrangement of electrons in a particular atom.  It…

Q: Write any two multiplicities of higher energy in the form  2s+1L J, giving a diagrammatic…

A: The term 2s+1L is an atomic term where, S is the total spin angular momentum for each individual…

Q: The first ionization energy of helium is 2370 kJ mol¯1, the highest for any element. (a) Define…

A: a. The ionization energy of a chemical species (an atom or molecule), is the energy required to…

Q: For which atomic orbital does n = 3 and l = 1?

A: Given data n = 3 l = 1 Here n = principal quantum number and l = Angular momentum Quantum number

Q: What element has the abbreviated electron configuration of [Kr]5s24d2?

A: Given Electronic configuration: [Kr]5s24d2Zirconium is a chemical element with the symbol Zr, and…

Q: Sketch the following atomic orbitals in 2 dimension.    s  px py pz

A: The area around the nucleus where the possibility of finding the electron is maximum is known as…

Q: The electron configuration for vanadium (V) is O [Ar] 4s 3d³

A: The distribution of electrons in an element's atomic orbitals is described by its electron…

Q: What is the wavelength of the electromagnetic radiation emitted from a hydrogen atom when the…

A: To solve this problem we will use the Rydberg's equation .

Q: Since Cs is ionization Energy375.5 kJ/mol. What is the value of the ionic radius?

A: Ionic radius is the radius of an ion from the nucleus to the electron present in the outermost shell…

Q: Which of the following has the electron configuration 1s? 2s2 2p 3s2 3p6 4s2 3d$? O Mn O Ca O Br O…

A: