Write the electron configurations of magnesium (z=12) and fluoride (z=9). Explain what electrons must be gained or lost from the atoms to form an electron configuration of a filled shell. Write the electron configuration of each ion too. Which noble gases have those electron configurations

Q: How many valence electrons are there in the tetramethylammonium ion, (CH3)4N+? a. 32 b. 18 c. 8 d.…

A: Volume Shell of N

Q: Given the following information about two elements X and Y of the same group. Element Atomic…

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Q: Identify the electron configuration and orbital diagram of the following elements. 1. Antimony 2.…

A: Antimony   =  51 (Sb)   electronic configuration = 36[Kr]4d105s25p3 outer most electronic…

Q: How many electrons are there in the valence shell of Fe+3 ion?

A: Fe (z=26)   outer most electron in iron enter into d orbital so called as d block element

Q: Which of the following elements has 7 valence electrons? Select one: a. C b. Br c. N d. S e. Be

A: Given elements, a. C b. Br c. N d. S e. Be

Q: Write the electron configuration for sodium. How many electrons are in its 4th shell (i.e., n=4).

A: Chemical symbol of Sodium is Na Atomic number of Sodium : 11 Electronic configuration is defined as…

Q: Write the electron configuration for the monatomic ions formed from the following elements (which…

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Q: How many valence electrons does each of the following atoms have? a. titanium, Z = 22 b. iodine, Z =…

A: The number of electrons present in the outermost shell of an atom is known as valence electrons. The…

Q: Which of the following statements about the formation of ions is true?     Group 2 (or 2A)…

A: The charged species are termed as ions. Ions can be negatively charged or positively charged. The…

Q: What is the electron configuration of the +2 cation of this element? What is the electron…

A: Atomic Number of element = 24  This element is exception case of electronic Configuration of Aufbau…

Q: For each atom in the table below, write down the subshell from which an electron would have to be…

A: To make anion electron is added to outermost subshell. To makde cation electron is removed from…

Q: For each atom in the table below, write down the subshell from which an electron would have to be…

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Q: How many inner, outer, and valence electrons are present inan atom of each of the following…

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Q: How many inner, outer, and valence electrons are present in an atom of each of the following…

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

Q: For each atom in the table below, write down the subshell from which an electron would have to be…

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Q: 47. Of the elements shown in the Periodic Table, which is the most reactive? * III IV V VI VI| Ne I…

A: 47. We need to determine most reactive element.  48. We need to tell the non metal in group 1.  49.…

Q: What is the number of ee distant pairs in an atom with 32 electrons? O a. 1493 O b. 496 O c. 512 O…

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Q: 1. Which of the following will have the largest size? Select one: a.Fe3+ b.Co2+ c.Fe2+ d.Mn2+…

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

Q: How many valence electrons are in each element?  A. Ba  B. Al  C. Xe

A: To find the valence electrons of some the given elements. A) Ba B) Al C) Xe

Q: In the space below, write the condensed electron configuration of the following elements: Arsenic…

A: An electronic configuration is used to represent the distribution of electron density in an atom. In…

Q: Which of the following electrons will experience the greater effective nuclear charge? the…

A: part AThe following formula gives effective nuclear charge

Q: The ionic radii of the ions S2–, Cl–, and K+ are 184, 181, 138 pm respectively. Explain why these…

A: The ions given are S2-, Cl- and K+. The number of electrons in all the species are same as the given…

Q: Fill in the orbital energy diagram for the oxygen atom. E 2s 1s O 2p ↑ 0 ↑ O

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Q: Which of the following atoms has seven valence electrons?    In          Cl         Ca           Te…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Which of the following elements has zero valency or 8 electrons in the valence shell?   a.…

A: The combining capacity of an atom is termed as valency. Valency can be determined by having the…

Q: 8.2 Use the second member of each group from Group 1A to Group 7A to show that the number of valence…

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: 5. Of the following ions, the one with the least amount of electrons will be: A) S2- B) S C) S2+…

A: Given ions: S2- S S2+ S6+ S4+ We have to find the ion that has the least amount of electrons.

Q: Which noble-gas configuration is each of the following elements most likely to attain by gaining or…

A: Any element attains noble gas configuration by either gaining electrons or losing electrons. The…

Q: For each atom in the table below, write down the subshell from which an electron would have to be…

A: This question deals with electronic Configuration of atoms

Q: Identify the sub-shell in which electrons with the following quantum numbers are found: n=1, l=0 O…

A: We are to find out the subshell in which the electrons n=1, l=0 can be found.

Q: From the list of atoms and ions given, select all the species that have the same electron…

A: Na :1s22s22p63s1 Na+ :1s22s22p6 Ne:1s22s22p6 F:1s22s22p5 F-:1s22s22p6 C: 1s22s22p4  C4+: 1s22s2 O…

Q: Which of the following pairs of atoms and ions are isoelectronic?    Li+, Rn    S2−, Cl−…

A: Isoelectrons are atoms, molecules or ions that have same number of electrons in their shell or…

Q: For each atom in the table below, write down the subshell from which an electron would have to be…

A: atom subshell from which electron removed to form +1 cation subshell to which electron added to form…

Q: How many electrons in chlorine have { = 0? Chlorine is in its ground state. 1 O 2 O 4

A: Chlorine has an atomic number of 17.

Q: Write the full electron configuration for P^3- What is the atomic symbol for the noble gas that also…

A: The question is based on the concept of atomic structure. We have to write electronic configuration…

Q: 13. Below, the ionic radii of several ions are shown relative to the radius of neutral atoms of the…

A: Given :ionic radii of several ions.  To find : Reason for the order of ionic size. Solution : As we…

Q: How many electrons are in the most likely ion formed from an atom located in group 5A and period 3?…

A: When a neutral atom gain or lose electron, then it is called as ion.  If it gains the electron then…

Q: How many valence electrons do atoms of each of the elements have? Cs: valence electrons Kr: valence…

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Q: How many valence electrons do atoms of each of the elements have? Sr: valence electrons Xe: valence…

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

Q: . The following element has mpaired electrons in its atonic orbitals a.) 0-2 6-) Ne C)Cinco2 d) Na…

A: Noble gases do not have unpaired electrons in their valance orbitals. Atoms in ionic form either…

Q: The electron configuration of each of magnesium atom and chlorine atom is: Mg:K’L"M² Cl:K²L"M² 1-…

A: Since you have asked multiple questions, we will solve the first three parts of the first question…

Q: numbers (1,2,3...etc) NOT as words (one, two, three, etc.) Hydrogen (H)  Carbon (C)  Helium (He)…

A: In this question, we will determine the Valence electrons in each of the given Neutral atoms.…

Q: 8 - Which of the following is incorrect?   A) The electron configuration of the element Sr ends…

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Q: Arsenic is a toxic solid often used in the past as a component of pesticides. Counting only s & p…

A: Arsenic is a chemical element with the symbol As and atomic number 33. The number of protons and…

Q: Which of the following atoms is correctly listed with its number of valence electrons? Li has 3 B…

A: Valence electrons are electrons present in outermost shell or energy level of an atom. The number of…

Q: 11. An element “E", belongs to period-3 and group VA(15) a. Identify the number of electrons present…

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Q: Metals lose electrons under certain conditions to attain a noble gas electron configuration. How…

A: Na have atomic no is 11 and electronic configuration is 【1S2,2S2,2P6,3S1】 So if sodium loose one…

Q: the effective nuclear charge Z experienced by a valence electron in each of these z' experienced by…

A: Effective nuclear charge (Zeff): It is the nuclear charge minus the shielding (or screening) factor…

Q: An atomic anion with a charge of –1 has the following electron configuration: | 10 [Kr] 5s 4d"5 p°…

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Q: r each atom in the table below, write down the subshell from which an electron would have to be…

A: Answer  Lose of electron form cation (+1) Gain of electron form…