Which has the larger atomic radius of the pairs Na and Be and what is the underlying reason why?

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: Which of the following sets of quantum numbers would account for the highest-energy electron in…

A: The highest energy electron in Ni2+ ion corresponds to a certain set of quantum numbers. The…

Q: Arrange the following atoms in order of increasing atomic radii: Se, Sb, Br, and Te

A: The periodic table is a tabular form of all known elements. in this table all the elements are…

Q: Explain how the effective nuclear charge influences physical properties (ionisation energy, electron…

A: Let’s see how effective nuclear charge influences atomic radii first , * The near the electron to…

Q: What is the orbital diagram for the atom Manganese Mn 25

A: Mn 25 1s2 , 2s2 2p6 , 3s2 3p6 , 4s2 3d5 2,8,13,2

Q: What is shielding effect? Explain effective nuclear charge and calculate it for the last valence…

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Q: Which of these has the largest first ionization energy: B, Al, C, Si?

A: An atom is composed of three main sub-atomic particles; electrons, neutrons and protons. The atomic…

Q: Arrange the following atoms in order of increasing ionization energy: In, F, Si, Sr, Ne. Smallest IE…

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Q: If the exact outer limit of an isolated atom cannot be meas-ured, what criterion can we use to…

A: The atomic radius of an isolated atom cannot be determined because the exact outer limit is unknown.…

Q: A. If an element with the valence configuration 4s²3d° loses 3 electron(s), these electron(s) would…

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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: Explain why cations are smaller and anions are larger in radii than their parent atom?

A: A cation is formed after loosing electrons. So, after losing its electron the cation has more…

Q: Use the trends in ionization energy and electron affinity to explain why calcium fluoride has the…

A: The energy requirement associated with an atom to remove an electron from its outermost shell is…

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: Place the following atoms in order of increasing atomic radii: Se, Pb, Cl, and S.

A: Atomic radius: The distance between the center of the nucleus and the outermost electron is known as…

Q: Which element, W or Au, has the greater number of electrons in antibondingorbitals?

A: Atomic number of tungsten (W) is 74 and atomic number of Gold (Au) is 79. So, Au has more electrons…

Q: What is electron affinity? What are the observed periodic trends in electron affinity?

A: Electron affinity is the energy that released when a neutral gaseous atom captures an electron. The…

Q: Which element has the highest second ionization energy: Li,K, or Be?

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Q: Arrange these elements in order of increasing first ionization energy: Si, F, In, N.

A: First ionization energy: The ionization energy is the minimum energy required to remove the electron…

Q: What are the exceptions to the periodic trends in first ionization energy? Why do they occur?

A: The energy required for the removal of an electron from its gaseous atom or ion is said to be…

Q: Examine the electron configurations of the elements of Group 1A. Which type of orbital does the…

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Q: which atom would have the largest effective nuclear charge for its valence electrons? C, Li, N, B,…

A: The effective nuclear charge is the net positive charge experience by valence electrons. As the size…

Q: How do valence electrons determine the distinctive characteristics of metals?

A: Please find your solution below : Valence electrons are the electrons present in outermost shell of…

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

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Q: Explain why the ionization energy of I, S, P and C are simmilar but the electron affinity values…

A: We have to explain why the ionization energy of I, S, P and C are simmilar but the electron affinity…

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: Arrange the following elements in order of decreasing first ionization energy: S, Ca, F, Rb, Si.

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

Q: Summarize the acid-base behavior of the main-group metal and nonmetal oxides in water. How does…

A: When a metal forms a bond with an oxygen atom then the compound is known as metal oxide. The…

Q: Arrange the following in order of decreasing atomic radius: Sr, O, Si, Cs, S, Ge

A: The atomic radius for a given element can be defined as the measure of the measure of the size of…

Q: Write ground-state electron configurations for the ions Li¯, B*, F¯, Al³+, s-, Ar*, Br*, and Te¯.…

A: The given ions are Li-, B+,F- ,Al3+, S-, Ar+,Br+ and Te- If the ions containing unpaired electron…

Q: A. An element with the valence electron configuration 5s' would form a monatomic ion with a charge…

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Q: Define ionization energy. Why is the second ionization energy always greater than the first…

A: Ionization energy plays an important role in the formation of positively charge ion (cation) from an…

Q: Describe the electron affinity (EA) of an atom (or ion)?

A: To find: Description about the electron affinity of an atom

Q: Of the elements Li, K, N, P, and Ne, which has the greatest metallic character?

A: Metallic character of the elements increases down the group and decreases along the period from left…

Q: Arrange the following atoms/ions in order of increasing (from smaller to larger) atomic radius: N³,…

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

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Q: The ionization energy of Li is greater than the ionization energy of K because

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Q: Which of the following is the correct condensed electron configuration for the atom or ion…

A: Condensed electronic configuration means to write electronic configuration of nearest noble gas and…

Q: Arrange the following in order of decreasing atomic radius: Al, Mg, Na, O

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Q: Which pair of elements would you expect to have the most similar atomic radii, and why?a. Si and…

A: The atomic radius decreases on moving across a period because, with the increase in atomic number,…

Q: The size of an atom can be expressed by three radii. Name them. Which of these given the highest,…

A: The size of atom in terms of its atomic radii have been widely known by three accepted definitions.…

Q: Which has the larger second ionization energy, lithium or beryllium? Why?

A: Second ionisation energy is defined as the energy required for removing elements' second electron…

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: Arrange the following atoms in order of decreasing atomic radius: Na, S, Li, Si, Be

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Q: rank the three anions of the elements F, Cl, O according to their increasing ionic radius, explain…

A: The answer to the following question is-

Q: Which of the following elements would you expect to have the largest first ionization energy?…

A: Given elements: Be Li K Ca We have to find the element that has the largest first ionization energy.…

Q: Elements on the left side of the periodic table are more likely to form positive ions than those on…

A: Ionization energy is the energy required to remove electrons from the valence shell of an atom…