Which one of the following elements has higher fourth ionization energy?   Sc (Z = 21) or Ti (Z = 22). Explain your answer.

Q: 7.49 Specify which of the following elements you would expect to have the greatest electron…

A: The element that could have greatest electronic affinity has to be given.

Q: Using condensed electron configurations, write equations representing the formation of the ion(s) of…

A: The equations representing the formation of ions for the given elements has to be given using…

Q: Suppose you were trying to find a substitute for K+ in nerve signal transmission. Where would you…

A: SOLUTION: Step 1: Ca2+ ions are most likely to be like K+ in nerve signal transmission. The…

Q: Which has the greater third ionization energy, Ca or S? Explain.

A: Removal of electrons from the valence orbitals of an atom requires energy. This is called the…

Q: 8. Which of the following elements has the largest first ionization energy? C) Si A) CI B) S D) Mg…

A: The amount of energy required to remove  electron from it's outermost shell in any  atom is known as…

Q: Which element is the most reactive? A:Cs B:BA C: C D: S

A: The given elements are Cs, Ba, C, and S. From these elements Cs and Ba are the metal element and C…

Q: Which element has the largest atomic radii? Li OCs

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Q: Which element has the larger ionization energy?a. Li, N b. Kr, Ne c. Cs, Li

A: We know that ionization energy increases along the period and decreases down the group.

Q: Which outer electron configuration would you expect to correspond to a reactive metal? To a reactive…

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Q: Which element forms an acidic oxide? * A calcium B lithium O C magnesium O D sulfur

A: Answer- Sulfur element ( non- metal) forms Acidic oxide . Magnesium , calcium , lithium are metals…

Q: Rank the following elements according to increasing ionization energy. Ca, O, S, Mg Li,…

A: Ionization energy:  Energy required to remove electron from a gaseous atom or ion. Generally,…

Q: an atom of which of the following elements has the most negative electron affinity? a. Rb b. As c.…

A: Atomic radius of atoms increases from top to bottom in a group and decreases from left to right in a…

Q: Which has the greater third ionization energy, Ca or S?

A: Ionization energy is the energy required for the removal of electron from the outermost shell of an…

Q: Indicate the element in each set that has the higher ionization energy and explain your answer.…

A: 1. Rubedium(Rb), Strontium(Sr) and Tin(Sn) belongs to the same period. That is fifth period. Along…

Q: Which element would you expect to be less metallic?(a) Cs or Rn(b) Sn or Te(c) Se or Ge

A: The elements in a modern periodic table are arranged in an increasing order of their atomic number.…

Q: Which fourth period representative element has the highest atomic number? a)ca b)zn c)pb d)kr

A: From the given elements, representative elements are Ca and Pb. Zinc is a transition element and…

Q: Which element would have the greatest ionization energy? Si, Ge, Ga, K, or Sn   Which equation…

A: Ionization energy is the amount of energy required by an atom to remove an electron. It decreases…

Q: For each of the following pairs, indicate which element hasthe smaller first ionization energy: (a)…

A: The first ionization energy is the minimum energy required to remove the electron from an isolated…

Q: Arrange the following elements according to the increase in their ionization energies; (Ca, Mg, Be)…

A: Ionization energy can be defined as the amount of energy required for the removal of electron from…

Q: Which of the following trends can best be explained by the concept of "increasing effective nuclear…

A: Effective nuclear charge is the effective positive charge or attraction that is faced by valence…

Q: Arrange the following groups of atoms in order of increasing size. Beginning with the smallest and…

A: The neutral element have more radius than cation form of same element because cation is formed on…

Q: Which element below would have the largest atomic radius? * O Lithium O Iron O Rubidium Tin

A: The atomic radius of a chemical element is a function of the overall of its atoms, typically the…

Q: Would you expect the Sr2+ ion to be larger, smaller, or about the same size as the Kr atom? Same…

A: The size of an atom is defined by its atomic radii, in the case of ions, it is given by ionic radii.…

Q: Which of the following statements is/are TRUE? Choose all that apply. Select all that apply A Br…

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Q: A researcher is studying the ionization energies of a certain element. She finds that the ionization…

A: Ionisation energy is defined as amount of energy required to remove the most loosely bound…

Q: Which or which of the following statements in the periodic table are false? L ionization energy…

A: According to the question, we need to identify which of the up-given statement is false.   Statement…

Q: Which element in each of the following sets would you expect to have the lowest third ionization…

A: Given elements are :  Which element in each set have the lowest third ionization energy (I.E3) = ?…

Q: Which of these isoelectronic ions, Ba2+, Cs*, or La3+, is (a) the largest? (b) the smallest? Explain…

A: The size of atoms or ions changes across the period and down the group. The size of isoelectronic…

Q: why does the change for the atomic radii of the elements in period 3 from sodium to argon look…

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Q: Are these two isoelectronic? Br and Se2- True False

A: Solution :        Isoelectronic species have the same number of electrons which means they have the…

Q: Which ions are isoelectronic with Xe? I-,   Ba2+,   Rb+,   Te2+

A:

Q: Which element has the following ground state electron configuration? [Ar] 1U|↑|1|1|1] 1. 3d 45 Ni Co…

A: Atomic number of Ar = 18

Q: Which of the following ions is isoelectronic with Kr? A. Na+ B. S-2 C. Se-2 D. Ca+2

A: The ions and atoms which are having equal numbers of electrons are called the isoelectronic species.

Q: Which of the elements listed below has the smallest first ionization energy? Multiple Cholce…

A: The ionization energy is the energy needed to knock out the outer electron present in the shell. The…

Q: Which ion is isoelectronic with Ar? Select one: 2+ a. Ca 2+ b. Fe C. Br 3+ d. Ga e. F

A: Thankyou for submitting an excellent question but according to our guidelines only one question can…

Q: the

A: One electron removed from the isolated gaseous atom so we need energy for removing first electron…

Q: Which ions are isoelectronic with Xe? O Ba2+ Te2+ Rb+

A: Isoelectronic species are the one which have same number of electrons. positive charge means that…

Q: Which electron configuration represents an alkali metal? O 15232p3 O 15232p°3s23p! O 13232p°3s² O…

A: Alkali metals belong to s-block

Q: Which element would you expect to have the highest second ionization energy (IE2)?    Na, Mg, Al

A: Now to see the second ionization energy we write the electronic configuration of the elements: Na =…

Q: describe the change in the atomic radii for the elements in period 2 from lithium to neon

A: Atomic radius: The radius of an atom. This is the distance between an atom's nucleus and outer…

Q: Write equations corresponding to the following. a.) the fourth ionization energy of Te b.) the…

A: Ionization Energy is defined as the energy needed to remove an electron from the valence shell of an…

Q: Which ion is isoelectronic with Ar? Select one: 2+ а. Fe 3+ b. Ga 15 С. F d. Br 2+ е. Са

A:

Q: Which element would you expect to be more metallic? (a) Ra O Mg (b) O I O Br (c) In Al

A: Metallic character decreases as we move across a period in the periodic table from left to right.…

Q: Which element had the smallest ionization energy , He , Ar , Xe

A: Ionization Energy (I.E.)- Amount of energy required to remove last shell electron of an isolated…

Q: The atom with the highest second ionization energy is a) Na b) Mg c) Al d) S

A: Given  The atom with the highest second ionization energy_____.

Q: Which ions are isoelectronic with Xe? Te2+ Rb+ O Ba2+

A:

Q: Rank the following in increasing order of ionization energy by numbering them in order from 1…

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Q: Which element below would have the largest ionization energy? * O Arsenic O Potassium O Scandium…

A: Ionization enthalpy: It is the minimum amount of energy required to remove an electron of an atom or…

Q: Which of the following does have the lowest  ionization energy?  Z of Te = 52, I = 53, V = 23

A: Ionization energy is the minimum amount of energy required to pull the most loosely bound electron…

Q: 3.Why is the ionization energy of Ca higher than that of K but lower than that of Mg?

A: As we move down the group in the periodic table atomic size is increased hence ionization enthalpy…