Which ions have the same number of electrons as an atom of krypton Se^2- As^3- Ca^2+ K+ Which element is most likely to form a monatomic ion with 3- charge S P Be Al

Q: Using condensed electron configurations, write equations representing the formation of the ion(s) of…

A: The equations representing the formation of ions for the given elements has to be given using…

Q: Arrange each group of anions in order of increasing ionic radius. 7A 8A 1A 3A 4A SA 6A H He Each…

A: To explain: We have to explain the trend for atomic radius.

Q: Which of the following statements about the formation of ions is true?     Group 2 (or 2A)…

A: The charged species are termed as ions. Ions can be negatively charged or positively charged. The…

Q: Al +3 Which of the following atoms is isoelectronic species with s*? Хе Kr 0-2 Ar

A: Thankyou for submitting an excellent question. Since you have asked multiple questions, we will…

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

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Q: Which Ion is expected to be the largest ? Ca2+ S2- K+ cl-  Or do  all of  these ions have the same…

A: All four ions have an equal number of electrons and therefore share the same electron configuration.…

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: Which element has the fewest electrons in its valence shell? Cs O Br Mg P

A:

Q: Sort the following atoms or ions into isoelectronic groups: N-3, Ar, F-1, Ne, P-3, Ca+2, Al+3, Sr+2,…

A: Iso-electronic species are those species which have same number of electrons in them. Number of…

Q: 2.) What is the number of free electrons per copper atom? Assume a density of 8.9 g/cm3 and an…

A: Here, in this question we have to calculate the number of free electron in copper atom. according to…

Q: atom

A: Dear student I have given answer to your question in the image format.

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Mg > S > Cl  As we move left to right in a period,  atomic redius decreases due to effective…

Q: The first five ionization energies of an element are as follows (in kJ/mol): 577.9, 1820, 2750,…

A: Interpretation: From the given first five ionization energies of an element, the most likely to have…

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

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Q: I in I-1 3; S in SF4; P in PF5; Xe in XeF4 How can the atoms of the elements that you mentioned be…

A: Interpretation: We have to explain why central atoms are surrounded by atom which have more than 8…

Q: Which of the following sets of atoms and ions represent an isoelectronic set? O 1, Te?, Ba2+ O K,…

A: Here multiple choice question is  given

Q: Which of the following metals would be expected to have the smallest atomic radius? A) Cesium (Cs)…

A: In periodic table, on moving left-right the element's electronegativity as well as atomic number…

Q: which one of the following ions is isoelectronic with krypton? (a) Ca^2+  (b) K^+   (c) I^-…

A: Number of electrons in the given ions is determined as follows, In a neutral atom, number of…

Q: Arrange the following elements according to the increase in their ionization energies; (Ca, Mg, Be)…

A: Ionization energy can be defined as the amount of energy required for the removal of electron from…

Q: Arrange the following elements according to the increase in their atomic sizes; (0, S, Se) S> Se >0…

A: Atomic radius: The atomic radius of an element decreases as we move from left to right in a period…

Q: Use the Periodic Table to arrange the following elements according to increasing atomic size.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Which of the following species are isoelectronic with Ne. Choose one or more. 1.) Mg^2+ 2.) Ca 3.)…

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Q: Árrange the following atoms in the order of increasing ionization energy, by numbering them from…

A: Ionization energy is defined as the energy required to remove an electron from an isolated gaseous…

Q: Aluminum has three valence electrons, and oxygen has six valence electrons. What is the formula for…

A: Number of valence electron in Aluminium = 3  Number of valence electron in oxygen = 6  OCTET RULE…

Q: Which atom has the smallest atomic radius P CI Si S How many protons neutrons and electrons does the…

A: the detailed answer is attached below.

Q: 2.) What is the number of free electrons per copper atom? Assume a density of 8.9 g/cm³ and an…

A:

Q: Which of the following statements is NOT TRUE with the electron configuration shown below: 1s2 2s2…

A: Given  Total electron = 30 Electronic configuration is  for zinc. All explanation given in step 2

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: Out of these sentances , choose the one that is correct (there may be multiple correct statements)…

A: Option 1 is correct. This is because you need less energy to remove an electron, as the electron…

Q: Arrange the following sets of ions in order of decreasing ionic radii. (a) Br¯, Cl¯, 0², s²- S2- >…

A: Arrange the given ions in order of decreasing ionic radii --

Q: Which of the following ions is isoelectronic with Kr? A. Na+ B. S-2 C. Se-2 D. Ca+2

A: The ions and atoms which are having equal numbers of electrons are called the isoelectronic species.

Q: Which of the following pairs of ions/atoms are isoelectronic?   Group of answer choices A. Ba2+ and…

A: Iso-electronic species are those species which consists of equal number of electrons. Let the number…

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: Which element has 3 valence electrons in the third shell (n=3) a. Al b. N c. P d. Mg e. Cl

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Q: In chemical reactions, sodium (Na) is more likely to behave similarly to which element?   a.…

A: Chemical properties of the element depends upon the valence shell electronic configuration. Elements…

Q: Arrange the members of each of the following sets of cations in order of increasing ionic radii. a.…

A: Ionic radius is the distance between the center of the nucleus of an ion and up to which nucleus has…

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: (a) Complete the table for some of the elements in Period 3 group number IV VII V VI symbol Si Na Mg…

A: Given elements of period 3 are; Na, Mg, Al, Si, P, S and Cl.

Q: Which list of ions is arranged in order of increasing size? Na*, A3+, K*, Mg2+ O A3+, Mg2+ , Na*, K*…

A: If the charge is more positive the number of protons are more than that of electrons, therefore, the…

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

A:

Q: Arrange the following atoms in the order of increasing ionization energy, by numbering them from…

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

Q: *Use the periodic table to predict and explain how to predict an oxide ion's charge. VISA 11A…

A:

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

A: ionization energy, also called ionization potential, in chemistry and physics, the amount of energy…

Q: Which of the following species is not isoelectronic with the others? O a S Ob. Ar Oc. P3 Od. Ca

A: So now seeing the option we see

Q: Rank the following ions in increasing order of size:  Na+, Mg2+, S2-, Cl-

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Arrange the following cations in order of increasing ionic radii: Fr+, Cs+, Rb+, B3+, Al3+, Ga3+…

A: The ions given are Fr+, Cs+, Rb+, B3+, Al3+ and Ga3+.

Q: Element X has electron configuration ns np In its valence shell. Element X is in Group 4. 6. O 10 O…

A: Correct answer is 16. Group 16 elements ( oxygen family ) have valence shell electronic…

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: Which of the following pairs of ions represent isoelectronic specie A) Mg²* and O2- B) K+ and Li+ C)…

A: Isoelectronic species are those which have the same number of electrons. When a neutral atom loses…