List the outer electron configuration for each column in the periodic table.(a) 1A (b) 2A (c) 5A (d) 7A

Q: What is the Pauli Exclusion Principle?

A: Electronic arrangement of atoms and molecules is given by several principles.

Q: Which electron configuration represents a violation of the Pauli exclusion principle? A 1s 2s 2p ↑ |…

A: To solve this problem we have to know about Pauli exclusion principle .

Q: Which has a lower ionization energy, an atom of selenium or an atom of tellurium?

A: Ionization energy: Energy required for an isolated gaseous atom to lose one electron to form…

Q: Arrange each of the following lists of elements in order ofincreasing ionization energy:a. Cl, Br, I…

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

Q: Characteristic Comet Asterold 1.) Origin Main Asteroid Belt 2.) Irregular/varried eeShape 3.) More…

A: 1) Origin of comet - Centaurs and Kuiper belt2) Shape of asteroid - Irregularly shaped3) Comet's…

Q: Why the elements of group 13 are called p-block elements?

A: P-block elements are those which which last electron enters in any of three p-orbital subshells.

Q: State the Pauli exclusion principle. Explain how it is usedto determine the number of electrons that…

A: An electron has four quantum numbers: principal quantum number (n), Azimuthal quantum number (l),…

Q: Identify the correct ranking of effective nuclear charge between N,O, and C? Why is that?

A: The effective nuclear charge is the net positive charge experienced by an electron in a…

Q: Predict the ionization energy of Li2+ given that the ionization energy of He+ is 54.36 eV.

A: The ionization energy He+ is 54.36 eV The electronic configuration of Li2+ is 1s1 The electronic…

Q: 6.92 Write the electron configuration of a xenon core.

A: Electronic configuration: It designate the distribution of electron of molecule or an atom in a…

Q: Place the following elements in order of decreasing atomic size: bismuth, bromine, neon, cesium,…

A: In periodic table, in a period , from left to right size of the atom decreases and in a group, from…

Q: Symbol of the element having Z=31

A: element having atomic number (z)=31,is Gallium and symbol is 'Ga'

Q: 7.36 Which is the largest atom in the third period of the periodic table?

A: In periodic table, there are total 7 periods (along horizontally), 18 groups (along vertically), and…

Q: How many electrons can be placed in the 5f electron orbitals? 10 14 6.

A: How many electron in 5f orbital ?

Q: If rubidium has an emission line at 1.28 X 106 m and ng is 3, what is the initial energy level? 6.…

A:

Q: If the principal quantum number, n, has a value of 3, which of the following are TRUE? A. This…

A: We are given with the principal quantum number as 3 which is denoted as ‘n’ and is defined as the…

Q: the abbreviation electron configuration for Fe (Z=26)

A: An electronic Configuration shows the number and arrangement of electrons in an atom based upon the…

Q: 5p 4d- 5s- 4p- 3d- 4s- 3p- 3s- 2р- 2s- 1s- Nucleus a. Draw the energy level (or an orbital) diagram…

A:

Q: 6.90 Define the following terms and give an example of each: lanthanides, actinides.

A: The given terms lanthanides and actinides has to be defined.

Q: Group of elements in which the d orbitals are being filled: lanthanide series O noble gases…

A: Group of elements in which d orbitals are being filled.

Q: A. A main group element with the valence electron configuration 2s 2p is in periodic group It forms…

A: The octet rule: According to the octet rule, the atoms form molecules by losing, gaining, or sharing…

Q: Given the valence electron orbital level diagram and the de- scription, identify the element or ion.…

A:

Q: 13! Which of the following statements is correct about the effective nuclear charge (Zet)? A) Zeff…

A:

Q: How many core electrons are in N-2?

A: Given :- Atomic symbol = N-2  To find :- number of core electrons  Atomic number of N = 7

Q: 7.127 Explain why it is more difficult to ionize a fluorine atom than a boron atom.

A: Answer

Q: In what group of the periodic table is the element with the electron configuration 2. 10 3. [Ar]4s…

A: From the valence electrons in given electronic configuration we can find group of element.

Q: d. If light with a wavelength of 690 nm strikes the photocathode, what is the maximum kinetic energy…

A:

Q: Explain the following A. Aufbau principle B. Hund's principle C. Pauli's Exclusion principle

A:

Q: Consider the element with the electron configuration [Kr]5s 4d. This element is Select one: a. an…

A: Given electronic configuration of element is [kr] 5s24d7   So, It has 36 +2+7   = 45 electrons

Q: A. A main group element with the valence electron configuration 3s23p3 is in periodic group .It…

A: a monatomic ion with a charge of:

Q: What causes the shielding effect to remain constant across a period? B I

A: Shielding effect across a period:

Q: 4.1) Explain the Pauli's exclusion principle. ANSWER TO QUESTION 4.1

A: Since you have asked for multiple question, as per our company guidelines we are supposed to answer…

Q: What is the identity of the element with the following electron configuration:  1s22s22p63s23p1

A: Given that, the electron configuration of the element is---- 1s2 2s2 2p6 3s2 3p1 So, the element…

Q: A. A main group element with the valence electron configuration 4s°4p* is in periodic group It forms…

A: The group number of an element can be determined by the valence electron configuration. The group…

Q: 1. What is the cause of the atomic emission spectrum of an element?

A: Given: To give the causes of atomic emission spectrum of an element

Q: A. A main element with the valence electron configuration 5s- is in periodic group group It forms a…

A: When an atom excepts electrons, it acquires a negative charge whereas when an atom loses electrons…

Q: Atoms of which element, indicated by letter on the periodic table, have the orbital-filling diagram…

A: In periodic table elements are classified into four blocks based on the subshell in which…

Q: Which of these spheres represents F, which represents Br,and which represents Br-?

A: We are given the elements F and Br they belong to the group-17 and they are known as the halogens.…

Q: In what group of the periodic table is the element with the electron configuration 2. [Ar]4s 3d°4p?…

A: From the electronic configuration, we can determine the group.  In the periodic table, the elements…

Q: 1 '11Na, 12Mg, 13A1 Which of the two elements has the higher ionization energy?

A: Answer 1)  In Which of the following elements ( 11Na, 12Mg & 13Al ), the two which  has highest…

Q: What type of sublevels (s,p,d,f) are present in n-2?

A: In atomic structure  sub levels depends on principal quantum number(n) Subleveles types  s p d f

Q: The atom having the valence-shell configuration 6s 6p? would be in: Group VIA, Period 4 Group IVB,…

A:

Q: 4. Write the full electron configuration, fill in the orbital diagrams, and determ the magnetic…

A: The details solution for this is provided below in attach image.

Q: Strontium has a visible line in its spectrum at 539.8 nm. What is its energy in kJ/mol?

A: λ= 539.8 nm = 5.398x10-7 m1 nm = 1x10-9 mThen use the equationE = hν = hc/λwhere h = Planck's…

Q: What are ionization energy for atoms : (a) F (b) Ca (c) Ba

A: a)  ionization energy of F = 1681 KJ/mol b)  ionization energy of Ca = 589 KJ./mol