Using one or more energy level diagrams, explain the multiple ion charges of As3+ and As5+.

Q: Explain the horizontal irregularity in size of the most com-mon ions of Period 3 elements.

A: Period 3 elements are given below,        Sodium (Na), Magnesium (Mg), Aluminium (Al), Silicon (Si),…

Q: Which of the following ions is isoelectronic to Ne? O-2 OF-2 K+ O Al+2 None of these

A: Isoelectronic species(moreover, 'Iso' means same and 'electronic' means electrons) are those species…

Q: Then, use the Born–Haber cycle to obtain the value of lattice energy for PbS. You will need the…

A: To calculate the lattice energy of PbS using the Born-Haber cycle, we need to use Hess's law to…

Q: A main group element with the valence electron configuration 2s22p3 is in periodic group__________…

A: Given electronic configuration is 2s22p3

Q: Explain why calcium can form a C a 2+ ion but not aC a 3+ ion.

A: The answer and the explanation is ans given below:

Q: Which of these ions always be a Spector ion? -Nitrate ions -Fluoride ions -Hydroxide ions -Copper…

A: Spectator ions are the ions which do not invovled in the net ionic equation. That is these ions are…

Q: Consider the isoelectronic series Zr4+, Nb5+, Mo6+, Tc7+. Arrange these species as follows. (Use the…

A:

Q: Why does fluorine form an F - ion instead of an F + ion?

A: Interpretation - Fluorine form an F- ion instead of an F+ ion is to be explained.

Q: Using their electron configurations, explain why Zn and Cd always form 2+ cations

A: The electronic configuration of Zn is 1s2 2s2 2p6 3s2 3p6 3d10 4s2 The electronic configuration of…

Q: For the element manganese (Mn), select the charge(s) Mn ions will prefer. Hint: write the electron…

A: The most stable oxidation state (oxidation number) for manganese ion  2+, which has a pale pink…

Q: Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4…

A: Isoeletronic species are those species which have equal number of electrons present in them  Since…

Q: Write the electron configuration for each of the following ions:   P 3- Mg 2+ Cs 1+

A: Here we are asked to write the electron configuration for each of the following ionsP3-, Mg2+  and…

Q: Rank lithium, fluorine, and nitrogen in order of decreasing ionization energy

A: Introduction :  Ionisation energy is the amount of energy required to remove the highest energy…

Q: Why it is possible to determine the charge of monoatomic ions from their position on the periodic…

A: It is fairly easy to work out those for monatomic ions in the s and p blocks of the periodic table.…

Q: Based on the properties from this chapter and their positions in the periodic tables, provide one…

A:

Q: An atomic anion with a charge of -1 has the following electron configuration: [kr] 5s²4d¹05p6 What…

A: • The given electronic configuration of an atomic anion with a charge of -1 is,              [Kr]…

Q: 3. The ions given below contain ions with co-electrons. Identify these pairs. Fe2 +, Sc3 +, Ca2 +,…

A: The cation is formed by the loss of electrons. The number of electrons lost by the cation is equal…

Q: a) Explain why the third ionization energy of Al is significantly larger than its first ionization…

A: Ionization energy is defined as the amount of energy required to remove an electron from the…

Q: Which of the following does not have an electron configuration ending with 2S^2 2P^6? chlorine ion…

A: we have to select the ion that does not have an electron configuration that ends as

Q: Explain the difference in first ionization energy between Li (520 kJ/mol) and Be (899 kJ/mol

A: This question is asking about the first ionization energy difference between Li and Be. We know it…

Q: Discuss the importance of electron affinity and ionizationenergy in the formation of ions.

A: Electron affinity:   release of certain amount of energy when an electron is added to neutral…

Q: Using only periodic table, arrange the following elements and ions in order of increasing size: P,…

A: General trends of atomic size in periodic table:  Atomic size increases down the group from top to…

Q: Which atom is expected to form a stable -2-charged ion? A) Rb  B) Cl C) Ar D)K E) Se

A:

Q: When barium (atomic number 56 on the periodic table becomes an ion, with which atom does the ion…

A:

Q: Starting with the previous noble gas, write the condensed electron configurations of the following…

A:

Q: Using electron configurations, show how Li+ and K+ are formed

A: Electronic configuration refers to the systematic arrangement of electrons in the various shells and…

Q: Give the noble gas electron configuration for the following: 2+ Cu ²+

A: Since Cu has atomic number 29. Hence it will come after Argon noble gas.

Q: List the following ions in order of increasing radius. (Use the appropriate symbol to separate…

A: Atomic radius: The distance between the nucleus and the outermost electron is known as the atomic…

Q: 2. Arrange the following elements in terms of increasing first ionization energy (arrange them…

A: Ionisation energy is the energy required to remove most loosely bound electron from the isolated…

Q: Arrange these ions according to ionic radius. (Largest radius - Smallest radius) Mg2+ O2- N3- Na+ F-

A: With increase in number of protons in the nucleus the electrons are more attracted towards nucleus…

Q: Which of the following ions has the smallest ionic radius?  S-2 Cl- P-3

A: We have been given three ions S-2, Cl- and P-3 and we have been asked which ion has smallest ionic…

Q: using the concept of effective nuclear charge, can you explain the fact that I1 < I2 < I3 < I4 < I5?

A:

Q: Using its electron configuration, explain why iron (Fe) is a multivalent metal with charges +2 and…

A: Using its electron configuration, explain why iron (Fe) is a multivalent metal with charges +2 and…

Q: Which of the following ionic compounds did you find to be paramagnetic? copper(II) oxide iron(III)…

A: we have to select the ionic compounds that are paramagnetic

Q: Which ion is smaller?         Which ion is smaller? F− Na+

A: Na+ and F- are isoelectronic as they have same number of electrons that is 10 but they are differ by…

Q: Briefly explain the various scientists involved in the creation of the atomic model and what their…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: calculate the energy associated with making an ion-pair from gas-phase ions: Li+(g) + F–(g) ⟶…

A: Interpretation -  To calculate the energy associated with making an ion-pair from gas-phase ions -…

Q: ΠΠΟΙ You may find additional useful data in the ALEKS Data tab. Does the following reaction absorb…

A: 1.Ionisation energy is amount of energy absorb to remove electrons from valancy shell. 2. Electron…