What is the n quantum number value of the electron lost when Li turns into Li+ ?

Q: Which of the following is the equation for the change in energy? W + PAV O H+ PIAV O HIAV+ P O H+…

A: Solution:

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A: P is phosphorus and it's atomic number is 15  P : 1s2, 2s2, 2p6, 3s2, 3p3

Q: What is the electron configuration of a ground-state Fe2+ ion?

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Q: - electron configuration for

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Q: a Write electron configurations to show the first two ionization processes for rubidium. Rb(g) → Rb…

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Q: Why is there a large jump between the 3rd and 4th ionization energy of Al?

A: The amount of energy required to remove an electron from isolated gaseous atom to form an ion is…

Q: Calculate the change in energy for the following processes:   Ca(g) + 2 Br(g) -> Ca2+(g) + 2…

A: The given chemical reaction is, Cag+2Brg→Ca2+g+2Br-g The above reaction shows that Ca removes two…

Q: The actual ionization energy of He is 2372.3 kJ/mol. Which of the following can be said about the…

A: We need to describe the shielding effect in helium.

Q: What element does the following electron configuration represent: [Ar] 4s? 3d8 Answer in element…

A: In this question, we will see the element symbol which is related to [Ar], 4s2, 3d8  You can see…

Q: Now examine the ionization of O and N. How many electrons are in the 2p subshell of the ions they…

A: We will write electronic configuration and then ionize then to answer the question.

Q: Give a set of quantum numbers to describe the electron lost when an atom from the alkali metals in…

A: Quantum numbers are like address of electrons present inside the atom There are four quantum numbers…

Q: How many electrons fill n=4 and why?

A: The formula to find maximum number of electrons that can occupy a given energy shell is as given…

Q: 1. Which of the following elements has the most negative electron affinity? A) F B) O C) C D) B E)…

A: The element which has the most negative electron affinity is

Q: Use Slater's rules to calculate the shielding constant (S) of a 5s electron in a tin atom.  Use…

A: To calculate the shielding constant (S) of a 5s electron in a tin atom using Slater's rules, we need…

Q: The electron configuration for nitrogen is 1s? 2s2 2p3. What does the 3 in 2p3 mean?

A: '3' represent number of electrons  'p' represent orbital or subshell  2'' represent energy level or…

Q: What is the smallest principle quantum number (n) for a d-electron? 0 1

A: The question is based on the concept of quantum numbers. we need to identify lowest possible value…

Q: Write the electron configuration for a magnesium cation with a charge of +2.

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Q: What is the value of the quantum number my for the LAST ELECTRON added in an atom of selenium? 4 1…

A: The set of numbers used to describe the position and energy of the electron in an atom are called…

Q: What is the second ionization energy of calcium in eV?

A: Ionization energy, also known as ionization potential, is the energy required to remove an electron…

Q: The ground state electron configuration of a +4 charged ion is [Ar]3d3. What exactly is an ion?

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Q: Identify the sub-shell in which electrons with the following quantum numbers are found: n=3, I-1 3d…

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Q: Identify the sub-shell in which electrons with the following quantum numbers are found: n=3, I=1 2s…

A: Principal quantum number(n): The shell of an atom is presented by the principal quantum number 'n'.…

Q: 5. Which one of each of the following pairs has the higher first electron affinities? (a) Li or Be…

A: 5) Electron affinity : It is the amount of energy liberated when an electron is added to a neutral…

Q: Write the Noble gas core electron configuration for V ^3+ ion

A: Vanadium (V) Atomic number = 23  The general eletronic configuration of the vanadium is ;…

Q: Which of the following atoms or ions has 1 unpaired electrons? N* O Al

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Q: Why is the second ionization energy of Na greater than the second ionization energy of Mg, even…

A: Firstly, electronic configuration of  Na- 1s22s22p63s1 Mg- 1s22s22p63s2   Magnesium has a total of 2…

Q: Are the following true or false? Explain a) It takes more energy to ionize an electron from the 2s…

A: 1) true  because the second electron which is to be emitted from the K-shell of lithium atom, is…

Q: Fill in the table with the corresponding sets of quantum numbers of the outermost valence shell.…

A: Fill in the blanks by using quantum number of the element---

Q: What energy would be required to completely remove an electron from the n=5 level of hydrogen?

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Q: Which ions have the electron configuration 1s22s22p6 Na+ O2- F- One and two only two and three…

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Q: 3- Give the electron configurations for the X+2 if the atomic number for X element is 56.

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Q: Select all correct statements dealing with electron affinity. O It is the enthalpy change associated…

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Q: Which of the following is a set of invalid quantum ņumbers? On=4, I=3, m_I= -3 On=3, I=3, m_I= -2…

A: This question is related to atomic structures ( Quantum numbers) .  See the written solution ......

Q: why the first ionisation energy of Beryllium is higher than the first ionisation energy of Boron ?

A: Ionization energy:  It is the energy required to remove an electron from an atom in gas phase.  The…

Q: 5) Why does copper (Cu) easily lose and electron from its s subshell instead of its d shell when…

A: There is difficulty to remove an electron from a stable electronic configuration.

Q: How many electrons can have the following set of quantum numbers? n= 4, 1 = 3, m, = -1/2 O 2 O 8 O 3…

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Q: Experimentally, the electron affinity for fluorine can be determined by using a laser light to…

A: Given  Electron affinity of F is 328 kJ/mol  We know 1 mol = 6.023×10^23 photon  Plank constant (h)…

Q: Calculate the frequency and wavelength of electromagnetic radiation associated with the electron…

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Q: What element has the electron configuration [He]2s22p4? What element has the electron configuration…

A: Count the total number of electrons present in the valence shells of the given electronic…

Q: Use Slater's rule to calculate Zeff for the outermost electron of Si+

A: Atomic number of Silicon Si = 14We have to find out the Zeff for the outermost electron of Si+…

Q: Experimentally, the electron affinity of an element can be determined by using a laser light to…

A: The electron affinity of an atom or molecule is defined as the amount of energy released when an…

Q: Which element in the set would you expect to have lowest IE3(3rd ionization energy?) Li, Al, B The…

A: Given Elements Al , Li and B And Ionic radii of S2- , Cl-  and K+ are 184 , 181, and 138 pm .

Q: The electron configuration of the 16S^-2 ion is_____

A: • The given species is 16S2-    • We need to write the electronic configuration of 16S2-

Q: (5) A new element, element Jn, is discovered on mole of Jn atoms is about 4750 kJ/mol. What is t…

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Q: The shielding of electrons gives rise to an effective nuclear charge, Zeff, which explains why boron…

A: The answer to the following question is given as:

Q: Which of the following elements has the greatest electron affinity? (a) Br, (b) Sn, (c) Ba, (d) Li.

A: Electron affinity - It is the energy change that results from adding an electron to an atom in its…