1. The potassium ion Kt is isoelectronic with which of the following? a) 02- b) F- c) S2- d) Na + e) Al3+

Q: Which ionization process requires the most energy?   a) At(g) → At+(g) + e- b) At+(g) → At2+(g) + e-…

A: Concept is based on ionization energy:

Q: Arrange the following in order of increasing ionic size: Na+, P3-, Sr2+, O2-, F-, Al3+ Group of…

A: From the given ions, Strontium belongs to 4th period and must have a greater size. So none of the…

Q: Q4. Consider the table Ion lonic radius (nm) S Li* 0,06 +13,4 2+ Ca 0.099 -53.1 (a) Why values of S…

A: Interpretation -  According to given table values to tell about -  To tell about why Som  for the…

Q: Question 8 Which of the following sets is made up of isoelectronic ions? OA. B5-, Sr4-, As3-, Te²-…

A:

Q: Which of the following has the largest second ionization energy, between the first and second…

A: Elements and their Ionization energies  Element     First ionization energy             Second…

Q: first three ionization energies of a element X are 590, 1145 and 4,912 kJ• mol- 1. what is the most…

A: Ionization energy also called ionization potential it is the amount of energy required to remove an…

Q: What is the ground state electron configuration for the phosphide ion (P3-)? O A. [Ne] 3p3 O B. [Ne]…

A: Phosphorus is a group 15 element with atomic number 15. Electronic configuration of P is [Ne] 3s23p3…

Q: Assuming that the seventh period of the periodictable has 32 members, what should be the…

A: Atomic number is the unique property of the compound. It is basically the no. of protons that are…

Q: D. Determine whether the atoms or ions given in B and C are paramagnetic or diamagnetic. 1. Mg atom…

A: Magnetic properties of the substance can be predicted by examining the electron configuration. If…

Q: Arrange these ions according to ionic radius. Largest radius Smallest radius Answer Bank F N3- 2+…

A: Ionic size increases with addition of electrons and decreases with removal of electrons.

Q: 1 Which one of the following palrs are isoelectronic? Multiple Choice Cr and S Na and K* Kand CI…

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

Q: Order of electron 1st 2nd Зrd 4th 5th 6th 7th 8th removed Ionisation energy for X/kJ mol- Ionisation…

A: Ionization energy- Minimum amount of energy needed to remove most loosely bound valence electron…

Q: An element X has the electron configuration [Kr] 5s24d105p³. The formula for the bromide of X is…

A: Ionisation energy is the amount of energy required to remove an electron from the isolated gaseous…

Q: d) Explain the following periodic trends: (i) m.p. SnFa (705 °C) > m.p. SiFa (-90 °C); (ii) SnF2…

A: Si and Sn are the elements of the same group . Si is 3rd period element where Sn is 5th period…

Q: Which ion below is isoelectronic with the arsenide ion, As3-  ? Hint:  For transition metal cations,…

A: Atomic number of arsenic = 33Electronic configuration of arsenic is [Ar] 3d10 4s2 4p3Electronic…

Q: Which of the following sets of cations is in order of increasing ionic radii.   Li+ < K+ < Ba2+ <…

A: Among the given ions, Li+, K+ and Cs+ are in IA Group (alkali metals). As per periodic trend, In…

Q: Rank the following in order of increasingradius:(a) O²⁻, F⁻, Na⁺(b) S²⁻, P³⁻, Cl⁻

A: In this question, we are given isoelectronic species and we will compare the radii of each of them…

Q: Element X has an electron configuration 1s22s22p1. The formula of the choride formed with element X…

A: The electronic configuration of an element helps in the determination of the number of electrons,…

Q: 3. General Periodie Trends: Going down a Group 3.a) atomic size or atomic radius - 3.b) ionization…

A: Atoms consist of three basic particles: protons, electrons, and neutrons. The nucleus of the atom…

Q: what species is represented by the following information? p+ = 15               n = 16 e- = 18 a.…

A: Given that, no. of proton= 15 no. of neutron= 16 no. of electron = 18

Q: Which of the following would form a +2 ion? Select all that apply. He atom A 10 E Ne C 18 Ar atom B…

A: +2 ions are generally formed by alkaline earth metals ie group 2 elements.

Q: A…

A:

Q: Give the most probable ion formed from each of the following elements:a. Li c. Sb. Ca

A: Element is a neutral species. When an element loses or gains it forms an ion, which is charged…

Q: what species has the larger ionization engery? S Mg

A: The energy  needed for removing an electron from valence shell of isolated gaseous atom .

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 of the following ions will have the smallest ionic radius? Select one: a. Ca2+ b. K+ c. S2-…

A: Ionic radius increases top to bottom down a group as the new electron enters another shell. Ionic…

Q: Part A Rank the following ions in order of decreasing radius: 02-S²-,Se²-¸TE²¯, and Po-. Use the…

A: Atomic radius increases down the group. Atomic radius of anions are greater than cations.

Q: Correct order of paramagnetic nature is O NE < NE < N2 O N2 < N; < Ng- NĘ < NG- < N2 N; < N2 < NG-

A: The electronic configuration of N2 is: σ1s2 σ*1s2 σ2s2 σ*2s2π2px2=π2py2 σ2pz2 Thus it contains zero…

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: Circle thecorrect answer: Largestatomic radius" Mg Sr O S I Highest electron affinity: He Cl F Cr…

A: Hi, as you have posted more than 3 subparts and have not mentioned which subparts you want us to…

Q: Arrange the following isoelectronic series in order of decreasing radius: Nat. O² -.F-. AP²+, Mg²+.…

A: Isoelectronic species :-  The ions having the same number of electrons are called isoelectronic  For…

Q: Which of the following is isoelectronic with p3-2 • View Available Hint(s) O N2- O 0- OK* O Na*…

A:

Q: Arrange in order of decreasing first ionization energy:    C, N, Si

A: The answer is given as follows

Q: I621 T 2 Rt Sg Bh 241) Using their positions on the periodic table, rank the following atoms/ions by…

A: When we go from left to right on the periodic table the radius increase and the size increases so Fr…

Q: Which of the following species has the 'second smallest' radius:  Ti2+, V3+, K+, Br-, Cl-…

A: In this question, we will select the second smallest radius ion.  You can see the explanation and…

Q: The order of increasing ionic radius of the following is: (a) K* <Li* <Mg < Al (c) Li* <K* <Mg* <Al*…

A: The given ions are K+, Li+, Mg2+, Al3+.

Q: Chemical Formula: NOD- # of atoms X valence Atom Subtotal Chemical Name: Nitrogen trioxide :0:…

A: Some of your answers are right and some need correction. The given formula is NO3-. Your Lewis…

Q: 1. Which element will have a stronger coulombic force of attract; Phosphorus (P) or Sulfur (S)? a.…

A: The force of attraction between positive and negative charges is known as coulombic force of…

Q: 30- Which ion's configuration matches that of the noble gas whose electron-dot diagram is below?…

A: When number of electrons are same for two atoms then their electronic configurations are same. Ca+2…

Q: Which of the following elements will have the largest first ionization energy? A. C B. Cl C. Na D. F…

A:

Q: A transition metal ion has a 2+ charge and its configuration is [Ar] 3d° what is the symbol of the…

A:

Q: 23 - Which of the following is false regarding the periodic table? O a) Electronegativity increases…

A: In periodic table elements are arranged in the increasing order of their atomic number. Also the…

Q: Which one of these ions has the largest radiust Select one: а. C b. s?- + с. К d. Na 2- е. О

A: Anions has larger radius compared to cations.

Q: a) Order the following from lowest ionization energy (1) to highest ionization energy (3) -Ag, Rb, I…

A:

Q: 1. Explain the following periodic trends: (a) melting point of BİF3 (650 °C) >» melting point of PF3…

A: (a)  Melting point of BiF3 = 650oC       Melting point of PF3 = -150oC

Q: Select the single best answer. Which of the following elements would you expect to be most metallic?…

A: Metal has tendency to donates its electron easily while non-metal has tendency to gain electron…

Q: Identify each statement as true or false: (a) Cations are largerthan their corresponding neutral…

A: Given statements,    (a) Cations are larger than their corresponding neutral atoms    (b) Li+ is…

Q: Element M has a high tendency to form M2* ions. The electron configuration of M must end with ns" np…

A: The correct answer about electron configuration is given below