Suppose you were trying to find a substitute for Na* in nerve signal transmission. Where would you begin your search? What ions would be most like Na*? For each ion you propose, explain the ways in which it would be similar to Nat and the ways it would be different. Use periodic trends in your discussion.

Q: Which periodic property is particularly important to nerve signal transmission? Why?

A: A human body, which has an intracellular and an extracellular portion of the cells, comprises of…

Q: why dose higher atomic weight elements in the firsts two groups in the periodic table  r(alkaline…

A: First and second group elements are alkali and alkaline earth metals (Alkali metals- Li,…

Q: Given the following information about two elements X and Y of the same group. Element Atomic…

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Q: Examination of the first few successive ionization energies for a given element usually reveals a…

A: The energy that is needed for the removal of an electron of an atom from its gaseous state is known…

Q: An element with the electron configuration [noble gas]ns2(n - 1)d10np3 has ____________ valence…

A: The electrons which are present in the outer most shell of the element is known as valence…

Q: What would be your reaction to a claim that a new element had been discovered, and it fit between…

A: Periodic table is a collection of chemical elements which are arranged by increasing atomic number.…

Q: Be sure to answer all parts. Give the total number of electrons, the number of valence electrons,…

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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: Rank the elements according to their metallic character? Most metallic to Least metallic Si, C, Pb,…

A: In the periodic table, the element present at the bottom of a group has the highest metallic…

Q: 47. Of the elements shown in the Periodic Table, which is the most reactive? * III IV V VI VI| Ne I…

A: 47. We need to determine most reactive element.  48. We need to tell the non metal in group 1.  49.…

Q: When a halogen forms an ion, what is the charge of the ion? When the nonmetals in the oxygen family…

A: Ions are formed from neutral atoms by either gaining or losing of electrons.  Cation is formed if an…

Q: Which of the following elements would have the highest ionization energy?

A: According to definition ionization energy is the amount of energy required to remove the outer most…

Q: The ionic radii of K+, Cl−, and S2− are 138, 181, and 184 pm, respectively. Which of the following…

A: Ionic radii of K+ = 138 pm Ionic radii of Cl- = 181 pm Ionic radii of S2- = 184 pm

Q: Show the electron configuration of the following elements and underline the configuration that shows…

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Q: Write the full electron configuration for each element.a. C b. P c. Ar d. Na

A: a) The full electron configuration 6C: 1s22s22p2

Q: Order these elements from lowest to highest ionization energy | Fluorine, F | Bromine, Br 3 |…

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

A: The sodium ion has 1+ charge in the nerve signal transmission. The ions having 1+ charge and size…

Q: Write the electron configuration of an atom of the element highlighted in this outline of the…

A: ◆ The highlighted element is present in 4th column of the P-block of the periodic table. ◆ The…

Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the…

A: period 3, group 13 (3A) ➝ Al (p-block element)

Q: Use the concepts of effective nuclear charge, shielding, and n value of the valence orbital to…

A: Atomic radius depends on the distance between a valence electron and nucleus of an atom. If the…

Q: Iodine has an atomic number of 53. What is the Electron Configuration of Iodine ion (I-1)? Zinc has…

A: Given that the atomic number of Iodine is 53. The atomic number of Zinc is 30. To find the…

Q: If the core electrons were 100% effective at shielding the valence electrons from the nuclear charge…

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Q: Which is NOT a property of Fluorine? a) pale-yellow gas b) strong nonmetallic c) has 7 valence…

A: Fluorine is a halogen that belongs to 17th group of periodic table. Furthermore, it is present in…

Q: Choose the answer in which the three atoms and/or ions are all isoelectronic with each other. a)…

A: Isoelectronic species are those which have a same number of electrons. When an atom accepts…

Q: For each atom below, give the number of valence electrons and list out the subshells containing the…

A: Valence electron is defined as the no.of electrons in its outermost shell.

Q: Identify these elements based on their locations in the periodic table. Give the symbol, not thể…

A: Elements based on their periodic locations: 1.) Period 3, Group 2 (2A) : The third period contains…

Q: Rank the following elements according to atomic size using periodic trends from smallest to largest.…

A: Given , elements B, Ne, Li, N These are the elements of second period in periodic table.

Q: 1. Arrange the following elements in order of increasing ionization energy   P, S, Sb and Sr…

A: Ionization energy : the minimum amount of energy required to knock out the most loosely bound…

Q: Why do the rows in the periodic table get progressively longer as you move down the table? For…

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Q: Arrange strontium, cesium, iodine, and lead in order of increasing atomic size using general…

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Q: Draw and fill in an orbital diagram for the following elements. (boxes and arrows) ONLY complete a…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: Rank the following elements in order of increasing atomic size: P, F, Cs, Mg  A) Cs < F < Mg < P B)…

A: Left to right in the periodic table atomic size is decreases. Up to down in the periodic table…

Q: Write the electron configuration of an atom of the element highlighted in this outline of the…

A: Highlighted atom -  ◆ lies in the 2nd column of the S-Block of the periodic table. ◆ lies in the 4th…

Q: 100. Identify the group of elements with these characteristics: a. This group of elements has a…

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Q: Which of the following pairs of elements would you expect to have the most similar atomic radii? O…

A: Atomic Radius - It is basically a measure of the size of an atom. It measures from the nucleus to…

Q: (a) Describe the trends of atomic size and ionization energy, respectively, in the Periodic Table:…

A: We have to describe the trend of atomic size and ionisation energy

Q: the

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

Q: Which of the following element labels is incorrect?     O, F, Cl non-metal     Ne, Ar, Kr halogen…

A: Given,  The following elements which is incorrect labels are:

Q: Use Coulomb’s Law and principles of atomic structure to answer these questions. Use bullet points…

A: Answer: IE order Na &gt; K  IE is defined as the minimum amount of energy is required to remove the…

Q: Which statement about the radii of atoms and their ions is correct? Cations are smaller than their…

A: Cations are the ions formed by the loss of electron from their parent atom . Na  ----------&gt; Na+…

Q: This element A has a complete octet of valence electrons (i.e., has a complete outer shell). Part 4…

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Q: 8 - Which of the following is incorrect?   A) The electron configuration of the element Sr ends…

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Q: Suppose you were trying to find a substitute for K+ for some application. Where would you begin your…

A: Ca2+ ions are most likely to be like K+ in nerve signal transmission. The information is transmitted…

Q: Which one of these ions is not isoelectronic with Kr? Select one: 2+ a. Sr b. Br + C. Rb 2- d. Se 3+…

A: To find: The ion which is not isoelectronic with Kr

Q: number 1 metal with 3 valence 1. Li electrons 2. Ba metal in the fifth period 3. Kr halogen 4. Br…

A: Periodic table is a table of a chemical elements arranged in the order of atomic number .

Q: What is the electron affinity of an atom? Which groups on the periodic table have high electron…

A: To define : Electron affinity of an atom.

Q: Describe the periodic trends for Atomic Radius and Ionization Energy. Define them and describe the…

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Q: 1. How does ionization energy change as you move from left to right across a period? Explain your…

A: Ionisation energy is defined as energy required  to remove an electron from outermost shell of atom.

Q: Which one of these ions is not isoelectronic with Kr? Select one: a. Rb b. Br 2- C. Se 3+ d. As 2+…

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Q: 4. What is the electron configuration (from chapter 3) of the ION of Sulfur (S2)? Which element is…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…