Write general outer electron configurations (nsx npy ) for groups 6A and 7A in the periodic table. The electron affinity of each group 7A element is more negative than that of each corresponding group 6A element. Use the electron configurations to explain this observation.

Q: The electron configuration of an element is: 1s? 252 2p6 3s² 3pó 4s² 3d10 4p6 5s² The Group and…

A: Last electron enters ns2 orbital. Therefore, this element belongs to s-block elements.

Q: 7.5 For each pair of elements, indicate which one you would expect to have the greater first…

A: To find: The element which has the greater first electron affinity.

Q: Use the periodic table to write electron configurations for each element.(a) Al (b) Be (c) In (d) Zr

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Q: Examination of the first few successive ionization energies for a given element usually reveals a…

A: The energy that is needed for the removal of an electron of an atom from its gaseous state is known…

Q: 4) The successive () ionization energies of a certain element are 1, kJ/mol, I, 4900 kJ/mol, L =…

A: Lewis structure represent the total number of valence electrons in a molecule. Valence electrons are…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 3 18 electrons n = 5, €…

A:

Q: How many electrons in an atom could have these sets of quantum numbers? n = 3 n = 4, € = 2 n = 6, t…

A: There are four sets of quantum number for a particular electron in an atom :-  principle quantum…

Q: Be sure to answer all parts.   Draw the partial (valence-level) orbital diagram and write the…

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Q: The bars in the graph at right represent the relative magnitudes of the first five ionization…

A: In the graph there is a sudden increase in the 4th ionization of elements after 3rd ionization…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 2 electrons n = 4, € = 2…

A: There is a total of 4 set of quantum numbers, wich are used to define an electron orbiting around…

Q: electron affinities (the energy associated with gaining anelectron) of the period 3 elements. Refer…

A: The electron gain enthalpy of an element may be defined as the energy released when a neutral…

Q: What is the ionization energy of an atom? For the following elements, which one out of the couple…

A: Given information, Definition of ionization energy a) Li vs He b) He vs Ar c) N vs O

Q: What is electron configuration? Describe the roles that the Pauli exclusion principle and Hund’s…

A: Electronic configuration: Electronic configuration is defined as the arrangement of electrons in an…

Q: In what Period and Group of the periodic table would you find the element with the electron…

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Q: Write full electron configurations for each element.(a) N (b) Mg (c) Ar (d) Se

A: ANSWER

Q: 1. Arrange the atoms according to both decreasing atomic radius and increasing first ionization…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Summarize the trend in metallic character as a function of position in the periodic table. Is it the…

A: Metallic character can be defined as the property of the element to lose electrons. Variation along…

Q: . Explain how the effective nuclear charge influences physical properties (atomic radii, ionisation…

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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: 8.37 On the basis of their positions in the periodic table, select the atom with the larger atomic…

A: The radius of the atoms increases as move down the groups. This is due to the number of electronic…

Q: The element neon (Ne) has a valence-level electron configuration of s p°. Which other elements have…

A: We have to predict other element having similar configuration to Ne.

Q: Explain the periodic trends for electron affinity

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Q: Examination of the first few successive ionization energies for a given element usually reveals a…

A:

Q: 7.34 On the basis of their positions in the periodic table, select the atom with the larger atomic…

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Q: Po b. Write the symbol of the element with the largest atomic radius in period 5. Fr c. Write the…

A: A.Po B.Fr C. (O)Oxygen D. Ar(argon)

Q: Describe and apply the periodic trends for electron affinity. Identify which of the following atoms…

A: The elements given are As, I, K, Cl, and S.

Q: (a) Why do successive IEs of a given element always increase? (b) When the difference between…

A: Since you have posted a question with multiple sub-parts we will solve the first three parts for…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 3 electrons n = 5, l = 1…

A: electron in a shell according to given data will be:

Q: Which statement is true about ionization energies? O lonization energies for main group metals…

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Q: Draw the partial (valence-level) orbital diagram, and write the symbol, group number, and period…

A: Modern periodic table has 18 groups and 7 periods. The modern periodic table is classified on the…

Q: If core electrons completely shielded valence electrons from nuclear charge (i.e., if each core…

A: Net positive electron in a polyelectronic atom is the effective nuclear charging. The term…

Q: The emission spectrum gives information on the electronic configuration of atoms. For most elements,…

A: Emission spectra are produced when an atom returns to its ground state from an electronic excited…

Q: What element is designated by the orbital diagram below? A) N B) O 2s 2p C) F D) Ne E) CI 1s

A: The given orbital diagram clearly gives the information the element which should have 9 electrons.…

Q: Boron, atomic number 5, occurs naturally as two isotopes, 10B and 11B, with natural abundances of…

A: Note - Since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 2 electrons n = 5, € = 2…

A: The value for l when n =2 is 0 (for s) and 1(for p). So, 2 electrons in s-orbital and 6 electrons in…

Q: While you are on an expedition to a local quarry with your archaeology ciass, you are allowed to…

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Q: How many electrons in an atom could have these sets of quantum numbers? n = 2 electrons n = 5, € = 2…

A: For a quantum number, the number of electrons in an orbit (n) is 2n2

Q: riting the Write the electron configuration of an atom of the element highlighted in this outline of…

A: From the given periodic table figure, we are to find the electronic configuration of a shadowed…

Q: Given the following ionization energies (kJ/mol) of a certain element, predict which group does it…

A: Given: Successive Ionisation energies of a element:

Q: How many electrons in an atom could have these sets of quantum numbers? n = 3 electrons n = 5, € = 0…

A: A) for n = 3   (their will be 18 electrons) 3s23p63d10 B) For n = 5 and l = 0.   ( Their will be 2…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 2 electrons n = 5,t = 1…

A: Quantum numbers tell about  the adress of elctron in the system .

Q: 20. On the basis of their positions in the periodic table, select the atom with the larger atomic…

A: In the periodic table, up to down atomic radius is increases and left to right decreases.

Q: If core electrons completely shielded valence electrons from nuclear charge (i.e., if each core…

A: a) When the core electrons shield the valence electrons from the nuclear charge, then the nuclear…

Q: How many electrons in an atom could have these sets of quantum numbers? n = 3 electrons n = 5, € = 1…

A: Number of electrons in n shell = 2n2 n= 3=>2×(3)^2          = 2× 9          =18 electron

Q: Arrange these elements according to first ionization energy. Be, C, O, Ne, B, Li, F, N. Arrange…

A: ionisation energy   is the minimum amount of energy required to remove the most loosely bound…

Q: (3) Which set of quantum numbers cannot specify an orbital and state why not. a. n=2, l=1, m=-1 b.…

A: The possibility of the set of quantum number is dependent on the value of the individual quantum…

Q: The first ionization energies of the elements bottom to the top of a group in the table. are…

A: Determine the ionization  energy trend in periodic table . Period and group

Q: (1) Give the electron configuration of the element belonging to: a) Group 14 and Period 2 b) Group…

A: Since you have posted multiple question in single session. we are entitiled to answer only first…