In the isoelectronic series Ca2+, Cs+ , Y3+ , state which ion is largest?

Q: (1) What is the valence electron configuration for the krypton atom? (2) What is the valence…

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Q: Which outer electron configurations would you expect to belong to a reactive metal? O ns² p² O ns' O…

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Q: Arrange the following sets of ions in order of decreasing ionic radii. (a) Br, N p³ s²

A: Answer - Ionic radii - Ionic radii  is the radius of a monatomic ion in an ionic crystal structure.…

Q: Predict the larger ion in each of the following pairs. Give reasons for your answers. (a) O¯, S²-…

A: Atomic size increases on moving down the group and decrease on moving right of the periodic table.

Q: Which of the following series is isoelectronic? O a. H, He*, Li2+, Be3+ O b. 02-, 1", Ar, Na*, Mg²+…

A: The species which have the same number of electrons are isoelectronic to each-other.

Q: Arrange the members of each of the following sets of cations in order of increasing ionic radii. a.…

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Q: Which of the following ranks these isoelectronic species in order of increasing atomic radii? A)…

A: Atoms and ions having the same electronic configuration are said to be isoelectronic species. They…

Q: Which element below has the largest second ionization energy (IE₂)? Mg OOO O Ca

A: The Ionization energy decreases from top to bottom in groups, and increases from left to right…

Q: Match the isoelectronic species:   F–, Fe3+, Ga+, Kr, Mn2+, N3–, Se–,  Zn

A: Since isoelectronic species means that they have same number of electrons in them. Since we know the…

Q: Choose the atomic ions that are isoelectronic with Ar. Sc(3+),Ca(2+),K(+),CI(-),S(2-),P(3-)…

A: Isoelectronic species are elements or ions that consist of an equal count of electrons. The…

Q: Arrange these ions from largest to smallest ionic radius Ba2+,  Cs+,  Te2-,  I,  Sb3-

A: ions from largest to smallest ionic radius is  Sb3- >Te2- >  I  >  Cs+  > Ba2+

Q: Which of the following sets are made of isoelectronic ions? a. B5-, Sr4-, As3-, Te2-  b. F-, Cl-,…

A: Isoelectronic species are those which have the same number of electrons. The negative charge on the…

Q: What is the electron configuration of the element in the 4th period of Group 5A (IUPAC Group 15),…

A: The electronic configuration of 4th period element of Gr 15 is given below.

Q: Which of them following places the ions in order from smallest to largest? A. Mg2*, Na*, p3¯, cr B.…

A: Ionic radius provides information about the distance of electrons in the valence shell from the…

Q: Which of the following series of isoelectronic ions correctly lists the ions in order of increasing…

A: Ionic size less for cation and more for anion because in cation less number of electrons hold very…

Q: Which outer electron configuration would you expect to correspond to a reactive metal? To a reactive…

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Q: increasing ionic radii?

A: The ionic radii is defined as the distance between the nucleus and an electron in the outermost…

Q: Arrange these elements in order of increasing first ionizationenergy: Cl, Sn, Si.a) Cl 6 Si 6 Snb)…

A: Ionization Energy: The amount of energy required to remove the electrons from the outermost shell of…

Q: Which neutral atom is isoelectronic with each of the followingions? Ga3+, Zr4+, Mn7+, I-, Pb2+.

A: An atom has three subatomic particles. These particles are electrons, protons and neutrons. In an…

Q: Put the following in order of increasing size. Put the smallest species on the TOP and then arrange…

A: Ions that contain the same number of electrons are called isoelectronic species.  For example, F,…

Q: Which of the following series of isoelectronic ions (Mg, N°, F, Si**) has the ionic radii in order…

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Q: Which atom/ion has the largest radius?     Ca2+     K+     Ar     S2-     Cl-

A: The species given are Ca2+, K+, Ar, S2- and Cl-.

Q: Which of the following isoelectronic species would lose an electron most easily? Explain. a. O^-2 b.…

A: The tendency to lose electron depend upon the effective nuclear charge of the atom. More is the…

Q: 1. The potassium ion Kt is isoelectronic with which of the following? a) 02- b) F- c) S2- d) Na + e)…

A: Isoelectronic species means same number of electron present in both the elements. K+ and S2- are…

Q: 1) Arrange the following in order of decreasing atomic radii. O, Rb, Ca and Mg

A: The atomic radius of the 4 elements are -

Q: Rank the elements from highest to lowest ionization energy. To rank items as equivalent, overlap…

A: • The given elements are -  F, N, O, B , Li and Na    • We need to rank the given elements from…

Q: Which ion is smaller?         Which ion is smaller? F− Na+

A: Na+ and F- are isoelectronic as they have same number of electrons that is 10 but they are differ by…

Q: Which of the following pairs are isoelectronic?     Mn2+ and Ar     Zn2+ and Cu2+     Na+ and…

A: Isoelectronic species: Isoelectronic species (element or ions) having the same number of electrons…

Q: Which of the following ions are diamagnetic? N2*, 022, Be,, 02 Select one: 2+ O N2*, 02 O 0,2-…

A: The molecular orbital configuration can be written as follows: O22-…

Q: Which element has the smallest ionic radius? a) P^3- or Mg^2+ b) Be^2+ or O^2- or F^- or S^2-

A: a) P3- or Mg2+ smallest ionic radius :-  Mg+2  Mg+2 ion has 10 electrons , its electronic…

Q: Write the elctron configurations for  a. the cations Sr2+, Cs+, In+, and Pb2+. b. the anions P3-,…

A: a)  :  :    :    :

Q: Which of the isoelectronic pairs has the same electron configuration? Sn4+ and  Pd Cl− and Ar Zn2+…

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Q: Which two species are isoelectronic?

A: Isoelectronic species are those which contains same number of electrons.

Q: Which of the following series of isoelectronic ions (Mg", N°, F; Si**) has the ionic radii in order…

A: In a same period on increasing charge (+ve) size always become small and on increasing - ve charge…

Q: 12. Which of the following isoelectronic ions has the smallest radius: a) Ca b) Mg e) o -ES (P

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Q: Arrange Sr2+, Li, Br− in decreasing  atomic/ionic radius (largest to smallest).

A: In an isoelectronic species more is the value of negative charge larger is it radius . So in case of…

Q: 6. An element, X, has an atomic number of 25. The clectronic configuration of its ion X is A (Arl3d'…

A: Ar has 18 electron. If X has 25 electron then X2+  will have 23 electrons because it donate 2…

Q: 4 species that are isoelectronic with rubidium ion, Rb+.

A: Isoelectronic species are those species which have same number of electrons.  Since the atomic…

Q: Which of the following pairs are NOT isoelectronic?     N3- and P3-      S2- and Cl-      F- and…

A: Given here pairs of species and we are asked to find which one is notan isoelectronic pair.

Q: Which ionic radius is largest of the ions listed? Na+   N3–   F–    Mg2+ How to the cations/anions…

A: The ionic radius of isoelectronic species i.e the species which have same number of electrons,…

Q: Which of the following is series of isoelectronic atoms and/or ions? OB, C, N, O O Sn, As, S, F O…

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Q: Write the electronic configuration and orbital diagrams for each ion listed: Ca2+, F-, Na+, Al+3.…

A: Iso-electronic species: These are those atoms or ions which have the same number of electrons…

Q: Match each of the following with its correct answer Which of the following atoms is isoelectronic…

A: Isoelectronic species: Isoelectronic species are known as atoms or ions that have the same number of…

Q: Which pairs are NOT isoelectronic?   a) Fe0 and Mn-   b) P3- and S3+   c) O2+ and Be2-   d)…

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Q: Which of the following places the ions in order from smallest to largest?  Na+, Mg2+, P3-, Cl-…

A: The species given are Na+ ,Mg2+ ,P3- and Cl-  Since after losing the 1 valence electron by Na and 2…

Q: 4. Rank the following ions in order of increasing first ionization energy: O, Mg, F, Na. Mg2t <Nat<…

A: In general, the nuclear charges increase means the ionization energy also increase.All the ions have…

Q: Considering periodic trends, valence electrons in which of the following atoms experience the…

A: The elements given are B, C, Cl, Ne, and F.

Q: Arrange the ions from largest to smallest. Largest ionic radius to Smallest ionic radius. O^2- ,…

A: The trend of ionic radius is given below: