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

Q: Explain why K has more negative electron affinity than Ca. Explain why Ge has more negative electron…

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Q: A student said, “Na loses an electron to Cl and becomes a cation and Cl accepts an electron from Na…

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Q: ease answer part 3b only

A: Several scientists and philosophers put forward the theories to explain the nature, structure of the…

Q: Which ion would you expect to be smaller in size—I− or Br−? Explain.

A: Among the elements in the periodic table, the size of the elements increases as we go down the…

Q: Which atom has the most exothermic electron affinity? a) N b) Al c) O d) Li e) F

A: Among these atom which has the most exothermic electron affinity is given below

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: Consider Se, Sc and O elements. Arrange them in order of increasing ionization energy. Briefly…

A: Ionization energy of elements increases from left to right of the period in the periodic table due…

Q: 2) Define the Pauli Exclusion Principle and contrast it to the Pauli Principle

A: Pauli Exclusion Principal :  Pauli Exclusion Principal state that no two electrons in the same atom…

Q: Calculate the effective nuclear charge of the 59th electron in Platinum using slater's rules

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Q: Use coulomb’slaw to explain why each successive ionization energy increasesin value for any element,…

A: The magnitude of successive ionisation energies for an element is increases because there are fewer…

Q: ) Why do successive ionization energies increase? B.) Define electron affinity and electron…

A: A) Ionization energy  : The ionization energy of a chemical species (i.e., an atom or molecule) is…

Q: Arrange atoms Mg , Li ,Al , Na , and Be in order of increasing atomic radius

A: While moving from left to right across the period in a periodic table, the atomic radius decrease as…

Q: Q3: Determined the quantum numbers for the last electron of *.vanadium element (23V)

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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: Atoms of an element X have the ground-state electron configuration 1s22s22p6 3s2 3p4 . What type of…

A: Given , Electronic configuration of element X :1s22s22p6 3s2 3p4

Q: How does effective nuclear charge helps us rationalize the trends of atomic radius and ionization…

A: The distance from centre of the nucleus to the outermost cell is called radius of an atom .  it…

Q: Rank elements from most metallic to least metallic. Fr, Sb, Cd, La, Se, S

A: Given elements is Fr, Sb, Cd, La, Se, S. We know in periodic table metallic character is decreses…

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: How many 2p electrons does N have

A: The objective of the question is to determine the number of 2p electrons in a nitrogen atom.

Q: 1. Identify which of the following atoms would have the lowest first ionization energy. A) Mg B) Sr…

A: 1 Answer: option B) Sr atom have the lowest first ionization energy.

Q: Write down a set of quantum numbers that describe an electron in the 5dx-y .orbital

A: Given - 5dx-y Orbital  There are different quantum numbers for this Orbital.  In this Orbital 5dx-y…

Q: Use Slater's Rules to address these questions • What is the effective nuclear charge for the highest…

A: Few questions based on atomic structure, which is to be accomplished.

Q: Use the References to access important values if needed for this question. A. An element with the…

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Q: What is the correct set of quantum numbers for the last electron in Bi

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

Q: What is the electron affinity of an atom? Which groups on the periodic table have high electron…

A: To define : Electron affinity of an atom.

Q: 2. Give the 4 sets of quantum numbers for the 16 electrons of Sulfur.

A: To give the 4 sets of quantum numbers for the 16 electrons of sulfur