Ionization energy tends to increase from left to right on the periodic table. There are two exceptions to that rule in the graph below. Explain them using quantum theory.

Q: What is the maximum number of electrons that can have the following set of quantum numbers? n = 2, l…

A: This value of n= 2 can have the following values for the orbital angular momentum quantum number l.…

Q: How does the quantum-mechanical model account for the chemical properties of the elements?

A: The chemical properties of any element largely depends upon the electronic arrangement in their…

Q: electrons in an atom

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Q: Construct the orbital diagram to show the electron configuration of iron, Fe.

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Q: b) Gallium, Ga, is widely used in semiconductor and LED industries. i. Determine the four quantum…

A: In the question, it is given that Gallium (Ga) is widely used in semiconductor and LED industries.…

Q: 4. Period 3, Group 2A 1. EC: 2. OD: 3. LDS: 4. QN: 5. Period 4, Group 5A 1. EC: 2. OD: 3. LDS: 4.…

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Q: What is the maximum number of electrons that can have the following set of quantum numbers? n = 4, ℓ…

A: Given, Set of quantum number, n = 4, ℓ = 3, mℓ = 1, ms = -½

Q: Explain why the graph of ionization energy versus atomic number (across a row) is not linear. Where…

A: Ionization energy is defined as the amount of energy that is required to be given to an atom so that…

Q: Give the quantum number of Sulfur

A: Given question is : Give the quantum number of Sulfur = ?

Q: How many electrons in an atom can have the following quantum numbers? n = 4, ℓ = 2

A: n = 4, ℓ = 2 means it is a 4d orbital . and the maximum no of electron that it can occupy = 10

Q: Which atomic orbital corresponds to the given set of quantum numbers? n = 2, 1 = 1, m/= -1, ms = ½

A: Given set of quantum numbers: n = 2, l = 1, ml = -1, ms = 1/2 We have to find out the atomic orbital…

Q: How many electrons in atom can have the following quantum numbers? (i) (= 2 (ii) n=2, m=0

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Q: Write the 4 quantum numbers for Rhodium’s LAST valence electron.

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Q: How many electrons in an atom can have the following quantum numbers? n = 8, ℓ = 2

A: The complete address of an electron is expressed by the quantum number. These are mainly of four…

Q: Determine the electron configuration for the beryllium lon, Be2

A: Electronic configuration represents the arrangement of e- around the atomic orbitals of a nucleus.…

Q: Sketch the electron level n=1 through n=5. Of hydrogen atom

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Q: Write the condensed (noble-gas) electron configuration of ruthenium.

A: Write condensed electron configuration of Ruthenium ?

Q: Ar, cl", Nat and

A: Atomic radius: The atomic radius of an element decreases as we move from left to right in a period…

Q: Explain why a graph of ionization energy versus atomic number (across a row) is not linear. Where…

A: Ionization energy: The amount of energy required to remove a valence electron from an isolated…

Q: what are the quantum numbers that describe the last outermost electron of platinum?

A: The electronic configuration of platinum (Z=78) is [Xe]4f145d96s1 The outermost electron of platinum…

Q: 4 Which electron is, on average, closer to the nucleus: an electron in a 2s orbital or an electron…

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. In an atom,…

Q: How many electrons in an atom could have these sets of quantum numbers? ?=5,ℓ=3

A: The azimuthal quantum number describes the shape of orbital. It is denoted by the symbol ‘l’ A value…

Q: Atom W is in Period 2 and Group 2 in the periodic table. Which orbital diagram is correct for the…

A: Given: The element is in period 2 and group 2.

Q: Are these 4 quantum numbers possible? 3, 3, 3, 1/2

A: Start by making sure that you're familiar with the valid values each quantum number can take.…

Q: 18 Why did the scientist have to come up with a different atomic model after Bohr? a.    Bohr could…

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Q: explain structure and fine structure of an atom in quantum mechanics in detail

A: Molecular quantum mechanics, is a branch of chemistry focused on the application of quantum…

Q: Why is the second ionization energy of lithium much greater than of beryllium? Write both ionization…

A: Second ionization energy of lithium involves removal of second electron from outermost shell.  The…

Q: (b) The set of quantum numbers for two electrons with the highest energy of an atom A are shown as…

A: For the set of quantum numbers,  n= principle quantum number, the energy level. l= angular momentum.…

Q: n=3, l=2, ms= -1/2 How many electrons have these quantum numbers?

A: Quantum numbers completely describe an electron in an atom.  In other words, the set of numbers used…

Q: Predict which has the smallest first ionization energy: Li, Cs, N, F, I.  Explain your reasoning…

A: On moving left to right in aperiodic table, the atomic radius of an atom decreases due to increase…

Q: Which orbital type below does not exist due to wave-mechanical quantum number restrictions? 4p O 4d…

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Q: What is the maximum number of electrons that can have the following set of quantum numbers? n = 4, ℓ…

A:

Q: What is the maximum number of electrons that can have the following set of quantum numbers? n = 2, {…

A: • The given set of quantum number is n = 2, l = 1 , ml = 1

Q: How many electron pairs (maximum) can occupy the 4 f subshell 7

A: For the 4f subshell, principal quantum no., n=4 and azimuthal quantum no., l=3.

Q: Define first ionization energy and electron affinity. Without looking directly at tables for…

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

Q: 2. In electron configurations for multielectron atoms, the orbitals are listed from lowest to…

A: It is observed that the 5s orbital gets filled before 4d orbital in multi-electron atoms.

Q: Write the electron configuration, draw the orbital diagram, and determine the four quantum numbers…

A: Given that : We have to write the electron configuration, draw the orbital diagram, and determine…

Q: Give the set of quantum numbers for Nitrogen (N).

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Q: How many subshells that have a principal quantum number n 6 exist in the electronic shell?…

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Q: Write the noble gas electron configuration for the element Antimony (Sb)?

A: A noble gas configuration of an atom consists of the elemental symbol of the last noble gas prior to…

Q: Classify the atomic orbitals as s, p, or d according to their shape.

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Q: Write the sets of quantum numbers for the valence electrons in S.

A: Valence electrons means electrons present in outer shell of an atom.

Q: Which quantum number determines(i) energy of electron(ii) Orientation of orbitals.

A: An electron is completely described by four quantum numbers, principle quantum number (n),  angular…

Q: Which state of the triply ionized beryllium has the same orbital radius as that of the ground state…

A: We have to write about which state of the triply ionized beryllium has the same orbital radius as…

Q: What is the maximum number of electrons that can have the following set of quantum numbers? n=4,…

A: What is the maximum number of electrons that can have the following set of quantum numbers? n=4,…

Q: The quantum numbers for the 4th electron in Beryllium are:

A: The four quantum numbers are, 1) Principal quantum number (n) 2) Azimuthal quantum number (l) 3)…

Q: How many orbitals are present if n=3 at sublevel d?

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Q: How many electrons in an atom can have the following quantum numbers? n = 4, { = 2

A: Given quantum numbers,         n = 4 and l = 2

Q: True or False: a.)Cesium atom is a paramagnetic element but Cs+ and Cs- are not. b.)The…

A: Interpretation: We have to predict whether the statement is true or false.