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: Choose the largest atom. a. Na b. P c. Kr d. Ca

A: The size of atom depends on its atomic radius. The periodic trend of size is as below : Along the…

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

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Q: Select the larger atom in each pair.a. S or Ar               b. S or Oc. S or K               d. S…

A: Atomic size of elements gets enhanced on going down the periodic table, that is, down the group.…

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

A: Atomic size depends on the effective nuclear charge of the elements, as effective nuclear charge…

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…

Q: Select the incorrect statement. Select one: O a. Ga is larger than N. O b. Cations are smaller than…

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Q: In which group of the periodic table is clement X found?

A: The ionization energy is the amount of energy required to remove a valence electron from the…

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: Following successive ionization energies (IE in kJ/mol) are characteristic for which one of the…

A: The ionization energy of an atom or molecule is defined as the amount of energy required to remove…

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: 4. What is the charge of Sn atom usually form? A. 1+ В. 2+ С. 3+ D. 7+

A: Sn is abbreviations of Tin element.

Q: What is the electron configuration of a Na* ion? a. 1s 2s 2p* b. 1s²2s²2p³ po biobe u c.…

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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: Consider the following periodic table: Li Na K Rb Cs Identify the atom that has the largest atomic…

A: Given elements, a. LI b. K c. Na d. Rb e. Cs

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: Match the following electron configuration for the correct element or ion. A. Cr 1s2 252p6…

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Q: 9. Rearrange the following elements in order of increasing ionization energy and explain using…

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Q: decreasing electron affinity:a. Mg, P, Cl b. Br, I, Cl

A: To find:  The order of electron affinity of: a. Mg, P, Cl  b. Br, I, Cl

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 of the element below is smaller than Ca but larger than As? A. Mn B. K C. Br D. P

A: Atomic Size increases as we move down a group and decreases as we move across a period. This is…

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

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Q: Which of the following is the smallest in terms of energy? a.IE1  of Na b.IE1  of Kr c.IE2  of Na…

A: Ionisation energy

Q: ionization

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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: Element whose third shell contains six electrons a. 1s2 2s2 2p6 3s2 3p5 b. 1s2 2s2 2p6 3s2 3p6 c.…

A: Electronic configuration of an element depicts the filling of its electrons in various shells,…

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: Following successive ionization energies (IE in kJ/mol) are for which atom?    IE1 = 1085        IE2…

A: Ionization energy is the amount of energy needed to remove an electron from outermost shell of an…

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…