Write the electron configuration of the element with atom number ×, where x is the last digit of your student ID. If it is 1, assume it as 11.

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

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Q: B. Arrange the following elements according to their Periodic Trends Increasing Electron affinity…

A: Periodic table represents all the elements arranged in 18 groups and 7 periods. The arrangement…

Q: Arrange the following ions in order of increasing ionic radius: cesium ion, barium ion, telluride…

A: The ions given are cesium ion (Cs+), barium ion (Ba2+), telluride ion (Te2-) and iodide ion (I-).…

Q: Which atom’s valence electrons experience the greatest effective nuclear charge?(a) the valence…

A: Effective nuclear charge refers to the net charge experienced by the electron in an multi-electron…

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: O oxygen O chlorine O barium Oboron

A: Multiple choice question is given here.

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: If the electron affinity for an element is a negative number,does it mean that the anion of the…

A: It is told that the electron affinity is negative which indicates that the energy is being released…

Q: Question attached

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Q: Based on their positions in the periodic table, rank the following atoms or compounds in order of…

A: Given: Mg, O, S, Si

Q: Give the periodic group number and number of valence electrons for each of the following atoms. a. S…

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: Which one of the following species has an ion form which is not isoelectronic with others ion forms?…

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Q: Sive the group number and the general valence electron configuration of an element with the…

A: a) The given element has 5 valence electrons. Hence, valency of the element is 5. Group number = 15…

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

A: To form cation ,electron must be removed from outermost subshell. To form anion ,electron must be…

Q: Arrange in order of increasing nonmetallic character. (a) the Period 3 elements Cl, Si, and Na (b)…

A: All the chemical elements of the periodic table can be broadly divided into three categories,…

Q: Write the electronic configurations of the third-row elements: Na, Mg, Al & Si, and indicate or…

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Q: There are several statements about valence electrons below. Which one is true?  They do not…

A: Definition of valence electron: A valence electron is an outer shell electron that is associated…

Q: Write an electron-dot symbol for each element: (a) K; (b) B; (c) F; (d) Ca; (e) Se.

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: In each of the following pairs, which has the larger radius? (a) Li atom or Li ion (b) Mg atom or Mg…

A: From the following, which has the larger radius has to be given.

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: When barium (atomic number 56 on the periodic table becomes an ion, with which atom does the ion…

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Q: do all the elements have the same number of valence electrons?     P, As, Se     P, S, Cl…

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Q: . Atomic size increases down the periodic table and increases as we move across the periodic table…

A: Explanation 1.Atomic size decreases in periodic  table from left to right  2. Ionisation energy is…

Q: Which is NOT a property of Fluorine? a) pale-yellow gas b) strong nonmetallic c) has 7 valence…

A: Fluorine is a halogen that belongs to 17th group of periodic table. Furthermore, it is present in…

Q: Which Lewis electron-dot diagram is drawn correctly for the atom it represents? Hint: The number of…

A: Explained the Lewis dot structure for each elements and described correct one as follows

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

A: Electron configuration is the distribution of electrons of atom or molecule in atomic or molecular…

Q: Briefly explain the various scientists involved in the creation of the atomic model and what their…

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

Q: Which of the following pairs of ions represent isoelectronic species? A) Na* and N²- B) A13+ and 02-…

A: The paiss of ions that are isoelectronic species is as following -Among the given options , B is…

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: Write the electron configuration for a chlorine anion with a charge of -1.

A: The electronic configuration is used to represent the distribution of the electron density in an…

Q: Write the number of valence electrons in the elements Ca,Si,Kr,S and Na

A: The given elements are, Ca Si K S Na

Q: Which of the following isoelectronic ions has the LARGEST size? O Rb* O Sr2+ O Se2- O Br

A: Rb+ , Sr2+,Se2-, Br-.     are isoelectronic.

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: Write the electron configuration for a phosphorus anion with a charge of -3.

A: Write electronic configuration of phosphorus anion with -3 charge?

Q: Ca2+ Ge4+ Cl-   Options: A. Ca2+, Ge4+ and Cl- B. Ca2+ and Ge4+ C. Ge4+ and Cl- D. Ca2+ and Cl-

A: Interpretation- In the given following question above which of the following species are…

Q: 'Write the complete electron configuration of the following and indicate the number of valence…

A: Hello dear, welcome on bartleby;   All the details you need are provided in the picture attached…

Q: Which of the following pairs of ions/atoms are isoelectronic?   Group of answer choices A. Ba2+ and…

A: Iso-electronic species are those species which consists of equal number of electrons. Let the number…

Q: 12. Write the Lewis dot structure and complete electron configuration for the following ions: а. Mg*…

A: The Lewis structure of a molecule represents the distribution of valence shell electrons around each…

Q: 1. Show the electron configuration of the following elements below and underline the electrons that…

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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: An element Y reacts with Hydrogen to form a compound with a formula of HY. In which group in the…

A: An element Y reacts with Hydrogen to form a compound with a formula of HY. in HY, if we dissociate…

Q: Construct a table to show the electron dot structure of the first 20 elements and the elements…

A: The electron dot structures represents the valence electrons using dots around the atom.

Q: Which of the following statements are correct? It takes a larger amount of energy to ionize a…

A: An electron must be removed from the np1 sub-shell of the element with ns2np1 configuration in order…

Q: The energy given off when an electron is added to a neutral element is (Mark all that apply)…

A: According this question we have to tell the name of energy given off when an electron is added to a…

Q: The atomic number of Na =11, Mg =12 and Al =13, the arrangement of these elements according to more…

A: Electronegativity is the tendency/ability of an atom to attract shared paired of electrons to…

Q: Which group on the periodic table is an atom with 5 valence electrons?   A     Group 5A   B…

A: The arrangement of elements in rows and columns as a sequence provides the periodic table. The…

Q: Which of the following statements is/are true for the long form of the periodic table? A. It…

A: The statements given for the long form of the periodic table are, A) It reflects the sequence of…

Q: Which element is most likely to form a covalent bond with chlorine? Hydrogen, magnesium, sodium, or…

A: Covalent compounds are formed by the sharing of e- and ionic compounds are formed by the transfer of…

Q: Write the dot symbol for Be, C, N, P, S, Li, Be, Na, and Mg. What is true of the number of valence…

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