Even though adding two electrons to O or S forms an ion with a noble gas electron configuration, the second electron affinity of both of these elements is positive. Explain.

Q: A. An element with the valence electron configuration 3s² would form a monatomic ion with a charge…

A: A) As we know the element with valence electronic configuration 3s2 is Magnesium (Mg) which is form…

Q: Part A Rank the following five elements by ionization energy. Rank from highest to lowest ionization…

A: The general trend of ionization energy : Period : On moving across a period from left to right I.E…

Q: Which of these elements is expected to have the greatest difference in its first and second…

A: Ans  Boron

Q: Write out the electron configuration for each atom. Then, predict thechange that must occur in each…

A: Electronic configuration refers to the systematic arrangement of electrons in the various shells and…

Q: Which element has the following electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1?

A: given: electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1 total number of electrons = 2+2+6+2+6+1 = 19…

Q: Write the electron configurations for the elements below. Argon (Ar)  Iron (Fe)

A:

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

A:

Q: Below are the first seven ionization energies for a third period element. To which element do these…

A:

Q: Explain the trend for size and ionization energy on the periodic table, include the reason for rows…

A: The periodic trend indicates the varying properties of elements with its position on the periodic…

Q: Predict which one will have higher ionization energy and why (use electron configursation of the…

A: Ionisation energy is minimum amount of energy required to remove outermost most valence electron in…

Q: Complete the following statements that apply to electron dot diagrams of the elements in group 15 on…

A: Group-15 elements like N, P, As, Sb, Bi, etc. have 5 valence electrons.

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: What is the general trend in first ionization energy as we move down a column in the periodic table?…

A: Periodic table is a tabular form of display of chemical elements which are arranged by atomic…

Q: Arrange the elements Na, Si, and S in order of (a) increasing atomic radius. (b) increasing first…

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

Q: An atom of an element has a total of 13 electrons. What is the element, and how many electrons are…

A: Atom is the small particle of matter. All matter is made up of atoms. an atom is further divided up…

Q: which of the following is a corrct electron configuration for element 82?

A: Given corrct electron configuration for element 82?

Q: Explain how an atom’s valence electron configurationdetermines its place in the periodic table.

A: Atom's valence electron configuration means electronic configuration of the outermost shell of an…

Q: Write the complete electron configuration for the common monatomic ion formed by the element…

A: To write the complete electronic configuration for the common monatomic ion formed by the element…

Q: Which atom has the highest first ionization energy?

A: From the given electronic configuration the highest first ionization energy can be shown below

Q: Determine the number of valence electrons in  element.  Ni

A:

Q: Write the full electron configuration (no noble gas short cuts) for N-

A: Electron configuration is referred to as the distribution of electrons of an atom or a molecule, in…

Q: An element with the electron configuration [noble gas] ns2 (n-1)d10 np4 has [number] valence…

A: We know that,  Number of valence electrons= number of electrons present in valence shell

Q: OOD NAME: PIATTTOS-CHEESE FLAVOR Paramagnetic/ Diamagnetic? Electron Orbital Element Properties Uses…

A: Potassium:  properties: 1.  Potassium is a white powder , solid at room temperature. 2. It belongs…

Q: Consider the elements: F, K, Na Which has the largest IE1, first ionization energy? Which has the…

A:

Q: Which of the following sequences of elements are in the correct order from lowest first ionisation…

A: Ionisation energy decreases as we move from top to bottom in a group and increases on moving left to…

Q: The first ionization energy of nitrogen is 1402 kJ/mol while the first ionization energy of oxygen…

A: The ground-state electron configuration of nitrogen is--- 1s2 2s2 2p3 The valance shell electron…

Q: • Define ionization energy? How ionization energy does change from left to right along the periods…

A: The ionization energy is defined as amount of energy required to remove loosely electron from ground…

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: Which of the following elements has this electron dot diagram a) oxygen, sulfur b) magnesium,…

A: An electron dot diagram is a representation of the valence electrons of an atom that uses dots…

Q: when moving from left to right across a period, ionization energy is increasing? by which other…

A:

Q: Define the term Odd Electron Species?

A: Qu : Define the term Odd electron species.

Q: What is the general trend in first ionization energy as you move down a column in the periodic…

A: Periodic table is a tabular form of display of chemical elements which are arranged by atomic…

Q: Valence electrons in an atom of phosphorus are closer to the nucleus than the valence electrons of…

A: The objective of the question is to explain using the given options that why is that - "Valence…

Q: Two unknown elements in the lab: X and Y are given, if X has a larger Z than Y. Which element has a…

A: A question based on ionization energy, which is to be accomplished.

Q: Write the electron configurations for the elements below.  a. Boron  b. Lithium

A: Given Element a. Boron  b. Lithium Electronic Configuration = To be determined  Element Atomic No…

Q: Write the electron configuration of an atom or ion.

A: The electronic configuration is the way electrons are arranged in an atom around the nucleus. An…

Q: Arrange the atoms according to decreasing effective nuclear charge experienced by their valence…

A:

Q: In general, ionization energies increase from left to right within a row of the periodic chart.…

A: Ionization energy increases from left to right within a period because the atomic size of the…

Q: Determine the second electron affinity of O.

A: Second electron gain enthalpy of O can be calculated using Hess's law. According to…

Q: 23.) How does the electron configuration of polonium (Po) end (i.e., what are its valence…

A: The question is based on the concept of electronic configuration. we have to write valence shell…

Q: Of the following, the element having the highest second ionization energy is:     B       Be…

A:

Q: Of Na and Mg, which would have the lower 2nd ionization energy, and why?

A: Given: Sodium and potassium  To find : which has lower second ionization energy.  Solution:…

Q: Write the full electron configuration (no noble gas short cuts) for Sr2+

A: Given Sr2+ whose full electronic configuration is to be written.

Q: Write general outer electron configurations (nsxnpy) for groups 6A and 7A in the periodic table. The…

A: The periodic table is the arrangement of elements in periods and groups.

Q: Arrange the elements according to first ionization energy. Highest ionization energy to Lowest…

A: The ionization energy is the amount of energy needed to eliminate the most loosely held electron…

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: Determine the number of valence electrons in  element.  S

A: To determine the number of valence electrons in the element S.