. Which of the following has 2R, 3R,4S configuration? Br OH SH (B) ҚА) ÑH, NH, NH, SH CH, OH (D) (C) Br CH, SH Br

Q: (a) What are valence electrons? (b) How many valence electrons does a nitrogen possess? (c) An atom…

A: a) Valence electrons are the electrons that are present in the outermost shell or outer core of any…

Q: b) Write ground-state electron configurations for the following substances:

A:

Q: What is the correct order of decreasing size of the following ions (from left to right)? OF O>N> pa-…

A: What is the decreasing order of size of ions --

Q: Which of the following correctly ranks the ions Ca2+, S2–, K+, Cl–, and H+ in order of increasing…

A:

Q: Write the ground state electron configuration of each of the following atoms. For each atom,…

A: Given atoms,     (a) Al;   (b) S;   (c) O;   (d) N;   (e) F

Q: Write the electron configurations for (a) Ca2+, (b) Co3+, and (c) S2-.

A: Calcium loss 2 electrons and cobalt loss 3 electrons and sulphur gains 2 electrons

Q: Use the noble-gas notation and write the ground-state electronic configurations of the following…

A: The electronic configuration are as follows:

Q: What is the electron configuration of the cobalt cation Co2+? Group of answer choices [Ar]4f5…

A: Atomic number of cobalt is 27

Q: +Z А) 2dxy В) 3dyz

A: The space around nucleus in which there is maximum probability of finding an electron is called as…

Q: Which of the following species has the largest atomic radius? (A) Po*² (В) Ро-! (С) Ро° (D) Po-' (E)…

A: Which of the given atoms or ions having largest atomic radius ?

Q: Which is the correct electron configuration for the ion Ta³*: O…

A: According to Aufbau principle electrons first fill to lower energy orbital before filling higher…

Q: Determine which of the following species would have this electron configuration:…

A: Here we have to predict chemical species having the given molecular electron configuration.

Q: Use the metric/SI conversions to determine the following: A. How many cm in 0.0594 km? B. How many…

A: SI unit of distance is meter and the higher units are kilometer. For volume units are liter,…

Q: a) Explain why the third ionization energy of Al is significantly larger than its first ionization…

A: Ionization energy is defined as the amount of energy required to remove an electron from the…

Q: Choose the electron configuration that is most appropriate for nitrogen monochloride (NCl). Choose…

A: The atomic number of nitrogen atom is 7. It has 5 electrons in its outermost shell. The atomic…

Q: Order each of the following sets of five atoms and ions according to decreasing size. (i.e. "1"…

A: In periodic table  From left to right atomic size decreases From top to bottom in groups atomic size…

Q: Write the electron configuration for each of the following ions.

A: Given : ions  Tip : step-1 know the atomic number.          Step- if cation minus electron equal to…

Q: 5. Of the following ions, the one with the least amount of electrons will be: A) S2- B) S C) S2+…

A: Given ions: S2- S S2+ S6+ S4+ We have to find the ion that has the least amount of electrons.

Q: What is the electron geometry of the indicated atoms? A C Atom A = Atom B Atom C = Atom D = B

A:

Q: 18. When one electron is added to an oxygen molecule, a superoxide ion (O₂) is formed. The addition…

A: Given:Superoxide ion = Peroxide ion = Oxygen Neutral:  Ion formed from removal of one electron:

Q: For each of the following pairs of atoms, state which youexpect to have the higher electron…

A:

Q: Arrange the following groups of atoms in order of increasing size. Beginning with the smallest and…

A: The neutral element have more radius than cation form of same element because cation is formed on…

Q: Which of these ions is isoelectronic to the oxide anion O2-? A) K* B) Mg²- C) CI- D) S2- E) Pb2*

A: Given :-  Anion = O2-   To identify :-  Its isoelectronic species out of K+,Mg2+,Cl-,S2- and Pb2+

Q: Which of the following submicroscopic representations best represents (NH4)3N?

A: The  submicroscopic representation of (NH4)3N is given below.

Q: Identify two ions that have the following ground-state electronconfigurations: (a) 3Ar4, (b)…

A: we have to identify two ions that have the following ground state electron configuration. Mn Atomic…

Q: An atomic anion with a charge of -2 has the following electron configuration: [Ar] 4s°3d104p° What…

A:

Q: In which of the following diatomic molecules are the electrons NOT all paired? (a) F₂ (b) CO (c) 0₂…

A: According to the MOT oxygen is paramagnetic element

Q: 11. Specify the group of the periodic table in which each of the following elements is found: (a)…

A: On the periodic table the elements are arranged based on electronic configuration and chemical…

Q: The following ionization energies correspond to an element in the fifth period of this periodic…

A: The objective of this question is to explain the analyze the pattern of ionization energies. As it…

Q: Determine which of the following species would have this electron configuration: (02s)…

A: According to the molecular orbital theory the atomic orbitals combine to form molecular orbital. The…

Q: The electron configuration of indium is [Kr]5s²4d¹⁰5p¹. How many electrons does a neutral atom of…

A: The concept behind the answers lies in the understanding of electronic configurations, oxidation…

Q: Which of these ions is isoelectronic to the oxide anion O2-? A) K* B) Mg² C) CI- D) S?- E) Pb2+

A: Isoelectronic species : Two species with same electronic configuration are called isoelectronic…

Q: Identify the atom that has each ground-state electron configuration. (a) 1s 2 2s 2 2p6 3s 2 3p4

A: (a) 1s 2 2s 2 2p6 3s 2 3p4  The atom is identified by the use of the above ground-state electronic…

Q: Write out the full electron configuration for each of the following atoms and for the monatomic ion…

A: Electronic configuration is a way to represent the distribution of electrons in an atom.

Q: An atomic cation with a charge of +1 has the following electron configuration:…

A:

Q: Which of the following atoms is paramagnetic? A) AI В) Ва C) Kr D) Zn E) Хе

A: Which of the atoms is paramagnetic ?

Q: Question 3- - Use MO theory to explain the following: Zp, 2p. 2p, 2p, 2p. 2p, 2p, 2p. 2p, Zp, 2p.…

A:

Q: Write the complete electron configuration for each of the following ions (a) Ga3+: (b) Mg2+:

A: Rules for writing the electronic configuration: 1. Aufbau principle: The energy level are filled in…

Q: write the (a) full and (b) condensed (noble gas) electron configurations of strontium ion.(c) which…

A: Since, Electronic configuration represent the electron present in orbital in which way. Arrangement…

Q: Answer the following questions related to the chemical bonding in substances containing Cl. (a)…

A:

Q: (a) Identify the following neutral elements by their condensed electron configurations. (Enter the…

A: Neutral element can be identify by their atomic number. Atomic number is equal to the total number…

Q: 3. Which one of the following species has an electronic configuration that differs from the others?…

A:

Q: Write the molecular formula resulted due to the sharing of the following, name the compounds.…

A: Write the molecular formula resulted due to the sharing of the following, name the compounds; C +…