The outermost valence electron in atom A experiences an effective nuclear charge of 2+ and is on average 225 pm from the nucleus. The outermost valence electron in atom B experiences an effective nuclear charge of 1+ and is on average 175 pm from the nucleus. Which atom (A or B) has the higher first ionization energy? Explain.

Q: Which of the following correctly lists the indicated periodic trend in increasingorder (from…

A: The least energy that is essential to eliminate an electron from any neutral atom/ion's valence is…

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

A: Ionisation energy is defined as the energy required to remove an electron from its gaseous element.…

Q: Arrange the four elements in decreasing order of first ionization energy.   Rank from highest to…

A: CONCEPT: As we move left to right, the effective nuclear charge experienced by the valence electrons…

Q: A. If an element with the valence configuration 4s23d7 loses 3 electron(s), these electron(s) would…

A:

Q: atom of which of the following elements has the largest ionization energy? Sb As Ві P N

A: Ionization enthalpy of 15th group elements. Nitrogen has high ionization enthalpy. N = 1402 ,P=…

Q: 2. Given their electron configurations, identify the following elements and specify in what group of…

A: 2) a) element is selenium(Se) which is in group 16 and peroid 4  B) Radium (Ra) group no 2 C)…

Q: Using electron configurations, would you expect the electron affinity of tellurium (Te) to be…

A: Interpretation- Electron affinity between Tellurium and Iodine. Concept introduction- Electronic…

Q: Arrange the elements according to their first ionization energies. K, Al, O, C.

A: First ionisation energy is the amount of energy required to remove first electron from the otermost…

Q: Summarize the trend in metallic character as a function of position in the periodic table. Is it the…

A: Metallic character can be defined as the property of the element to lose electrons. Variation along…

Q: . Explain how the effective nuclear charge influences physical properties (atomic radii, ionisation…

A:

Q: 1. Atomic radius and ionization energy are two important properties of an atom that are periodic in…

A: Ionization energy is the energy which is required to remove the electron from an atom. The removal…

Q: The element X ends its electronic configuration in 6s2, 4f14, 5d6. It is valid to say: Select one:…

A: The question is based on concept of electronic configuration. we have been assigned  an electronic…

Q: When the ionization energies (IE) of a series of isoelectronic atoms and ions in the second ow (that…

A: Ionization energy is the energy required to remove an electron from an atom present in a gaseous…

Q: Consider Si, S, and P. 1) Based purely on ideas of electron screening and effective nuclear charge,…

A: Ionization energy is the energy required to remove an electron from the outermost shell of a neutral…

Q: Arrange these elements in order of decreasing first ionization energy: Cl, S, Sn, Pb.

A:

Q: Which element from row 2 will have the following ionization energies? IE1 = 1086 kJ, IE2 = 2353 kJ,…

A:

Q: (a) Why do successive IEs of a given element always increase? (b) When the difference between…

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

Q: What element in period 3 is a metalloid?   Give this element’s ground state noble gas orbital…

A:

Q: Rank the following atoms: Cl,Sn and Si from lowest to highest in terms of increasing negative first…

A: Answer ) ionization energy is the amount of energy require to emit the one electron from outermost…

Q: (b) (i) Define ionization energy. Ionization energy measurements are usually made when atoms are in…

A: I) Ionization energy is the generic property of an element and can be defined by the energy involved…

Q: Give the electron configurations as described below. a. core electron configuration of bismuth. (Z…

A: Electronic configuration is the distribution of electrons of an atom or a molecule in in atomic…

Q: Use the BOTH of following sets of ions and elements to answer Parts A,B,C,D.                S2-,…

A: Atomic radius : It is the distance between the nucleus to the outermost shell of the atom.…

Q: exceptions to the periodic trends in ionization energy?

A: Normal trend ; Ionisation energy increases down the group ,due to increases in atomic size and…

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

A:

Q: figuration? (c) The bars represent the relative magnitudes of the first five ionization energies of…

A: Since you have asked multiple question, we will answer the first one. If you want any specific…

Q: Would you expect the ionization energies for two isotopes of the same element to be the same or…

A: Ionization energy is the minimum amount of energy required to remove an electron from the valence…

Q: Why is the second ionization energy of Na greater than the second ionization energy of Mg, even…

A: Firstly, electronic configuration of  Na- 1s22s22p63s1 Mg- 1s22s22p63s2   Magnesium has a total of 2…

Q: Explain the relationship of the first ionization energy of an element and its atomic number.

A: Ionization energy is the energy required to extract an electron from the valence shell and atomic…

Q: 1. An element has the following electronic configuration: [Kr]4d105s25p4 (a) What period does it…

A:

Q: Which atom has the largest (first) ionization energy? Group of answer choices Mg Sr Si S

A:

Q: Galium (Ga) is an element in group III with atomic number 31. By referring to the Periodic Table,…

A: Ionisation energy is amount of energy required to remove electrons from outermost shell of an atom.

Q: Rank the elements:Na, Mg, Al, Si, and P;(a)in increasing order of atomic radii; (b)in increasing…

A:

Q: The first ionization energy shows an overall increase from left to right across a period as shown in…

A: Ionization energy is the amount of energy needed to remove an electron from an isolated gaseous…

Q: Which of the following statements is wrong? A. Rb has the largest atomic radius among Li, Na, K, and…

A: Answer: option B is correct option as Mg2+ has the largest ionic radius among N3-, O2-, F-, Na+ and…

Q: Arrange these elements according to first ionization energy. Be, C, O, Ne, B, Li, F, N. Arrange…

A: ionisation energy   is the minimum amount of energy required to remove the most loosely bound…

Q: :Consider the following atoms I, S, O, N, P and Cl ?What is the effective nuclear charge for each…

A: For I= +7 For S= 5.45 For O= 4.55

Q: Part A Which of the following statements best explains this observation? O The group 4A elements…

A:

Q: How can you describe an effective nuclear charge, what is its symbol, and how are atomic radius and…

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

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: Order the elements below from smallest to largest 1st ionization energy. Mg, Cl, K, As _____ <…

A: Given elements: Mg, Cl, K, As

Q: Based on the position in the periodic table and electron configuration, arrange these elements in…

A: The minimum amount of energy required to remove of an electron from an isolated gaseous atom is…

Q: Which of the following statements is incorrect for Gallium? A. It has 3 valence electrons.  B. The…

A:

Q: Arrange the following elements according to the given criteria  Li , Na, K according to increasing…

A:

Q: Rank the ions in each set in order of increasing size, and ex-plain your ranking:(a) Li⁺, K⁺,…

A: The size of any ions can be compared by seeing a negative charge, the higher the amount of negative…