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

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: entify and encircle the element that has the lesser electron affinity. 1. samarium and plutonium…

A: To identify the atom in each pair that has lesser electron affinity. samarium and plutonium holmium…

Q: Which of the following elements has the smallest ionization energy?    F Mg  H B Be

A: Ionisation energy is the minimum amount of energy required to remove the most loosely bound electron…

Q: What is the ground state valence shell electron configuration of a group 4A element

A: The s orbital of the group 4A element has 2 valence electron and the p orbital has 2 valence…

Q: • B. What do you understand by shielding effect? Arrange the following in order of increasing atomic…

A: Shielding effect: The electrons present closer to the nucleus in an atom, are capable of shielding…

Q: What ions are possible for the two largest stable elements in Group 4A(14)? How does each arise?

A: The atomic number of Sn is 50 so its electronic configuration is [Kr] 5s24d105p2. It can lose 2…

Q: Which element forms a 3+ ion that has the electron configuration 3Kr44d 6?

A: The given electronic configuration of the 3+ ion is:  [Kr] 4d6 ⇒ The electronic configuration of the…

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: How does the structure of a lithium ion vary from that of a lithium atom?

A:

Q: Describe how the radius of isoelectronic ions changes as the atomic number increases.

A: The isoelectronic ions are the chemical species, which have the same number of electrons. However,…

Q: The first four ionization energies of an element X are 578, 1817, 2745, and 11,577 kJ·mol–1. What is…

A: The number of valence electrons can be found in the element X using the ionisation energies  Since…

Q: Explain the relationship between the properties of an elementand the number of valence electrons…

A: Valence electrons are the total number of electrons present in the outermost orbital of an atom.…

Q: What is the first ionization energy of your element? What are the most prevalent isotopes of your…

A: Part: (i) Ionization Energy: The energy which is required to remove one electron from its outermost…

Q: How does ionisation energy change going down group 2 and why?

A: Ionization Energy: The amount of energy required to remove the loosely held electrons from an…

Q: كيم کيمياء The basic character of metal oxides diminishes with decreasing size and increasing charge…

A: True.

Q: Use electron configuration and orbital diagram to account for the trend in electron affinity from…

A: Electron affinity is the amount of energy released when electron is added to an  isolated gaseous…

Q: The first three ionization energies of an element X are 497, 4560, and 6911 kJ-mol-1. What is the…

A: Ans: X+…

Q: Explain why electron affinity increases across a period and decreases down a group. Explain why…

A: 1. electron affinity -it is the amount of energy released when an electron is added to a neutral…

Q: Explain Atomic Species Balances?

A: An atomic balance is one in which we balance each individual atomic species rather than each…

Q: What is the valence electrons of halogens? * 1 3 O 7 ООО

A: A compound undergoes precipitation when its concentration exceeds its solubility. It is effected by…

Q: How many valence electrons in Groups 1,2,3,5,6,7,8A?

A: Valence electrons mean electrons present in the outermost shell/ Valence shell of an atom.

Q: What can you conclude about how easy it is to remove electrons from iodine in Kl versus how easy it…

A: It is easy to remove electron from Iodine in KI than oxygen in H2O.

Q: What amount of energy (kJ) is needed to completely ionize 2.78 mol hydrogen atoms?

A: The value of ionization energy of Hydrogen atom is = 1314 kJ/mol It means for 1 mole of  Hydrogen…

Q: How does ionization change if we move along from left to right in period-3 of the modern periodic…

A: Ionization is possibility of the neutral atom to ionize . Lower is the ionization energy, higher…

Q: Write the electron configuration for the Br atom and the predicted Br ion.

A: ◆ Electronic Configuration is the distribution of electrons in the energy levels of the atom. The…

Q: Arrange the following elements in order of decreasing first ionization energy: Bi, Cl, Sb, Se. Rank…

A: Ionization energy :- The minimum amount of energy required to remove an electron from the outermost…

Q: Briefly describe how lithium ion is used in anti-depression medication.

A:

Q: Arrange the following elements from highest to lowest electron affinity (CI, W, As, H, Li)

A:

Q: What is the relationship between the value for the first ionization energy of a Cl-1g2ion and the…

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

Q: Since the first ionization energy of rubidium is +403 kJ mol, how many kJ of energy is it required…

A: Energy required calculation for cation formation from neutral atom :

Q: What causes the changes in ionisation energy across period 2  elements?

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

Q: Which element will display an unusually large jump in ionization energy values between I3 and l4,…

A: Ionization energy is the amount of energy required to remove an electron from an isolated atom or…

Q: The first three ionization energies of an element X are 590, 1145, and 4912 kJ/mol.  What is the…

A: Ionization energy is the energy required to remove an electron from its atom in gaseous state. 1st…

Q: Use the periodic table to arrange the following elements in order of increasing first ionisation…

A: Since the element P and S belong to same period 3 and the element O belong the the period above them…

Q: Arrange in order of increasing ionization energy (a) the Group 1A elements Na, Cs, and K(b) the…

A: An atom is composed of three main sub-atomic particles; electrons, neutrons and protons. The atomic…

Q: Explain why electron affinity increases across a period and decreases down a group

A: Electron affinity -it is the amount of energy released when an electron is added to a neutral atom…

Q: Give the noble gas electron configurations and draw the valence orbital diagramsfor each of the…

A: “Hello. Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Arrange the following atoms and ions in order of increasingionic radius: F, S2 - , Cl, and Se2 -

A: The distance between the nucleus and the electron in the outermost shell of an ion is known as the…

Q: Write an orbital diagram for oxygen and use it to explain why oxygen forms a -2 ion.

A: The orbital diagram is very much useful in calculating the bond order between the atoms in a…

Q: write the formula that corresponds to the definition of electron affinity (EA) of sodium (Na)

A: Electron affinity is the internal atomic factor of the atom .

Q: What is the effective nuclear charge felt by the valence electrons of titanium (Ti) atoms?

A: Effective nuclear charge is defined as the resultant positive charge that an electron felt in a…

Q: The first three ionization energy of an element X are 590, 1145, and 4912 kJ•mol^-1. What is the…

A:

Q: Write equations for the following processes and be sure to indicate the physical states of the ions.…

A: Electron affinity of an atom or molecule is the amount of energy released or spent when an electron…

Q: What name is used to indicate when the atoms or ions have all paired electrones: O a. ferromagnetic.…

A: In the given question we need to tell the name of the process called when the atoms have all paired…