Explain the following variations in atomic or ionic radii:(a) I- >I > I+(b) Ca2+ > Mg2+ > Be2+(c) Fe > Fe2+ >Fe3+

Q: Which of the following species is diamagnetic? 02- O 02* Oz O 02

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Q: A main group element with the valence electron configuration 2s22p3 is in periodic group__________…

A: Given electronic configuration is 2s22p3

Q: 7.106 What is the electron affinity (in kJ/mol) of the Na+ ion?

A: The electron affinity of Na+ ion has to be given.

Q: • B. What do you understand by shielding effect? Arrange the following in order of increasing atomic…

A: Shielding effect: The electrons present closer to the nucleus in an atom, are capable of shielding…

Q: 22. Order the following isoelectronic species by increasing ionic radius: Cl¯, Ar, and P³-.

A: For isoelectronic species , more it accept electrons then more its size.

Q: The hot glowing gases around the Sun, the corona, can reach millions of degrees Celsius, high enough…

A: There are commonly two main types of magnetism in the compounds. They are paramagnetism and…

Q: 23Na,88Sr2+,Se,Br-,35CI. Which of the following are ions ? Provide reason

A: Given,  23Na, 88Sr2+, Se, Br-, 35CI

Q: using CFT, draw the d-electron configuration of [PtCl4]2¯. Is the ion paramagnetic or diamagnetic

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Q: Which of the following species is diamagnetic (not paramagnetic): Li, V, Ni, Zn, Fe-

A: Please find the answer attached.

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

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Q: 6. Which has the smaller atomic radii? j. N3 or N k. Cl or CI I. Sr2* or Sr

A: Since you have posted multiple questions, we can answer only first three subparts. To get the…

Q: A main group element with the valence electron configuration 4s24p4 is in periodic group ______ .It…

A: The outer electronic configuration of the element is 4s2 4p4. This implies that it has 6 electrons…

Q: How many unpaired electrons would be present on a Be2 2− ion? Would it be paramagnetic or…

A: On Be2 2- ion,there will be two unpaired electrons in the molecular orbitals.As there are two…

Q: The first three ionization energies of an element X are 497, 4560, and 6911 kJ-mol-1. What is the…

A: Ans: X+…

Q: Explain Atomic Species Balances?

A: An atomic balance is one in which we balance each individual atomic species rather than each…

Q: Which transition-metal ion with a 3+ charge has the electron configuration [Kr]4d?

A: Transition metal atom and ions are those elements which lie in between s and p block elements and…

Q: Which Adams from the following list are diamagnetic?

A: Write the electron configuration of an atom. If it has one or more unpaired electrons then the atom…

Q: What are the charges of germanium and antimony in Gd3Sb4

A: Metals take positive change after losing the electrons whereas non-metals take negative charge after…

Q: Indicate whether technetium, Z = 43, would be expected to be paramagnetic. Technetium is not…

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Q: 2. Explain a) Ionic ar b) Non-po

A: A) Ionic bond is formed by compete transfer of electron and covalent boned is formed by sharing of…

Q: Which element, indicated by letter on the periodic table above, has a 2+ ion with the electron…

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Q: Arrange 11Na, 4Be, and 12Mg in order of increasing atomic radius OA NaBe>Na OD. Mg>Na>Be

A: Be has smallest size among these three.  Be has only 4 electrons so it will have only two shells,…

Q: How many unpaired electrons would you expect for chromium in [Cr(H2O)6]3+? Is this a paramagnetic or…

A: To determine the unpaired electrons, first make the orbital diagram of the transition element…

Q: Electrical charge is transferred in metals by movement of valence electrons. How many potential…

A: Given data:

Q: (ii) Lithium shows a diagonal relationship with magnesium, A) Why are these elements diagonally…

A: A.Following are the main reason of diagonal relationship shown by Li and Mg.

Q: Is N22- paramagnetic or diamagnetic?

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Q: Of the following reactions below, which represents the second ionization energy of calcium? O Ca(g)…

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Q: Place the following in order of increasing radius. Ca, Ca2+, S2-, Cl-

A: In this question, we want to place these all species in Increasing radius.  You can see details…

Q: The orbital occupancies for the d orbitals of several com-plex ions are diagrammed below. (a) Which…

A: Since you have posted the multiple part subpart question we are supposed to answer three subparts.…

Q: the energy nano ther required for the last ionization step-that is, 11.42 are a 79+ Hg(g)Hg0(g)e 80+…

A: The relation between m and nm is as follows:1m=109 nmThus,162nm=162×10-9 mThe relation between…

Q: coloured and why? Explain. Example 8. Which of the following ions are expected to be 3+ 2+ Cut,…

A: The element which have unpaired electron is coloured. As unpaired electron can absorb energy and…

Q: Atomic radius is usually inferred from crystallographic data on elemental solids and is a crude…

A: The radius data given is, Li : 0.152 nm Be: 0.113 nm B: 0.088 nm C: 0.077 nm N: 0.075 nm O: 0.066 nm…

Q: The ground-state electron configuration of, O Fe is [Ar]4s 13d 5. V Cr O K O Mn

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Q: Which items from the following list are diamagnetic? Mg, Mo, Si , Hg

A: in outermost shell orbitals contains. Unpaired electrons exhibit paramagnetism Atom or ion with All…

Q: Read the given expression. X number of protons - number of core electrons Which of the following…

A: Answer: option c. X is the effective nuclear charge and it increases across a period.

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

A: there are 4 types of quantum numbers-  1- principal quantum number 2- angular moment quantum number…

Q: 15. Explain carefully why cesium tends only to form a +1 ion?

A: Introduction: We have to tell why cesium shows +1.

Q: Based on their positions in the periodic table, list the following ions in order of increasing…

A: The order of radius of the given cations can be arranged on the basis of atomic number and the…

Q: 0OMEA Ot the elements below iS Smaller than Ca but larger than As ? Br P Mn what is the valence…

A: Using concept of periodic properties of elements.

Q: What element is the electron configuration for Cl- isoelectric with?

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

Q: Arrange 11Na, 4Be, and 12Mg in order of increasing atomic radius O A. NaBe>Na O D. Mg>Na>Be

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Q: 2) Write the full electron configuration for each ion. a) F b) K* c) Cu* *

A: The electron configuration of an atom is the representation of the arrangement of electrons…

Q: In each of the following sets, choose the one with the highest ionization energy а. К, К", Са, Са*?…

A: Those compound which have nobel gas electronic configuration ,have high ionisation energy

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: 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: the atomic number of platinum is 74. what is the effective atomic number of Pt in [PtCl6]^2- ?

A: NOTE: Atomic number of platinum is 78 not 74.Effective atomic number:The sum of the number of…