Following successive ionization energies (IE in kJ/mol) are for which atom?    IE1 = 787        IE2 = 1577      IE3 = 3232      IE4 = 4356      IE5 = 16090     Select one: a. Al

Q: The halogens have .......(number of) electrons in their valence shell. Select one: a. 2 Ob. 8 O c. 5…

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

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Q: What is the proper ranking of the following atoms (He, Li, Be, C, Na) in terms of atomic size? A.…

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Q: The answee key says it is B please explain

A: b.) Ca  Explanation:Ionization energy is the amount of energy required to remove an electron from a…

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Q: 3. List the atomic radius with units for each element. You may use the table in your textbook or…

A: As we move down a group  atomic size increase and hence atomic radius also increase . As we move…

Q: est atomic radius? Sasugt olingie po 0yc e atements is incorrect? ence electrons will form an ion…

A: Tl has highest atomic radii because it belongs to period 6

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: There are a variety of cations that migrate across cell membranes as part of the nerve signal…

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Q: How many valence electrons are in each element?  A. Ba  B. Al  C. Xe

A: To find the valence electrons of some the given elements. A) Ba B) Al C) Xe

Q: 43. Write the noble-gas notation for the electron configu- ration of each of the following elements,…

A: The objective of this question is to write the noble-gas notation for the electron configuration of…

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: The effective nuclear charge, Zeff, for a valence electron can be approximated using the core charge…

A: Given: Effective nuclear charge, Zeff = core Charge on atom          = Charge on nucleus + charge of…

Q: B. Write the complete and abbreviated electron configurations for the following elements. 1. Mg 2. K…

A: The elements given are Mg, K, Co.

Q: 5p 4d- 5s- 4p- 3d- 4s- 3p- 3s- 2р- 2s- 1s- Nucleus a. Draw the energy level (or an orbital) diagram…

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Q: Which noble-gas configuration is each of the following elements most likely to attain by gaining or…

A: Any element attains noble gas configuration by either gaining electrons or losing electrons. The…

Q: The ionization energy of magnesium is 737.75 kJ/mol while the ionization energy of aluminum is 577.6…

A: We have to tell which option is correct

Q: . Complete the electron configuration for N. electron configuration: [He] BIU X2 x²

A: The objective of the question is to complete the electron configuration for Nitrogen (N). The given…

Q: Which atom would have the largest ionization energy? A. F B. Cl C. Br D. I

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Q: /hich of the following correctly lists the five atoms in order of increasing size (smallest to…

A: The question is based on the concept of Atomic size. we have to arrange the given atoms in…

Q: Which element is below is not classified as a lanthanide or actinide a. Ceb. Smc. ud. Fre. All…

A: The objective of the question is to identify the element that is not classified as a lanthanide or…

Q: Which atom as the largest atomic radius? O a. Cs O b. Li О с. F O d. Zn О е. Mg

A: Atomic radius is the distance in an atom from nucleus to its outermost orbital. We have to find out…