Write equations that show the process for (a) the first twoionization energies of lead and (b) the fourth ionizationenergy of zirconium.

Q: Sulfur

A: Sulfur is a non-metal element present in periodic table of Group 16.

Q: ionization energy

A: Ionization energy is defined as the amount of energy required in order to remove most loosely bound…

Q: (a) What behavior distinguishes paramagnetic and diamagnetic substances? (b) Why are paramagnetic…

A: Since you have posted multiple questions, we will solve the first question for you. To get the…

Q: What are the elements under Group 4A? Tabulate your answer by giving its description, importance,…

A: Group 4A contains the elements  of carbon family having C , Si , Ge , Sn , Pb .

Q: Does the reaction of a main-group metal oxide in water produce an acidic or a basic solution? Write…

A: The nature of the solution has to be predicted by reaction of main group metal oxide in water has to…

Q: Despite the expected decrease in atomic size, there is an un-expected drop in the first ionization…

A: Ionization energy is the energy that is required to remove an electron from a gaseous atom or ion to…

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: Which of the following statements regarding the inert pair effect is incorrect? a. The inert pair…

A: The electrons are arranged in orbitals in an atom. The orbitals can be categorized from lower energy…

Q: Which of the following has the highest ionization energy.  a) ca or ga  b) Cl or I  highest…

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

Q: (a) Does metallic character increase, decrease, or remainunchanged as one goes from left to right…

A: (a) Metals forms cation by the loss of electrons. On going across the period in the periodic table,…

Q: Write balanced equations for the following reactions: barium oxide with water sulfur trioxide with…

A: A balanced chemical equation is an equation which contains same elements in same number on both the…

Q: Predict whether each of the following oxides is ionic ormolecular: SnO2, Al2O3, CO2, Li2O, Fe2O3,…

A: The compounds made up of a metal and a non metal tend to be ionic substance and compounds made up of…

Q: Which of the following statements is (are) true about lithium, a Group I element of the Periodic…

A: Option 1 is correct Because the ionic salts give a deep red flame colour.

Q: why iodine is dark violet in colour?

A: Visible region: The electromagnetic radiation in range of is regarded as visible region which is…

Q: How does the variation in atomic size across a transition se-ries contrast with the change across…

A: The transition elements are those elements in which the last electron enters the d sub-shell. The…

Q: Consider the elements in Column 15 in the periodic table, with nitrogen at the top (2nd period) and…

A: The elements of group 15 generally dissolve and do not react with water. However there are some…

Q: Make a flow chart or schematic diagram to illustrate the separation process of Group III cations,…

A: ✓Cations of this group are cobalt(II) Co2+, Nickel(II) Ni2+, iron(II) Fe2+, iron(III) Fe3+,…

Q: List the the main-group elements?

A: The periodic table is defined as the representation of the elements classified into 18 groups and 7…

Q: Place the following elements in order of increasing first ionization energies: Si, P, S From lowest…

A: Ionization energy is the minimum amount of energy that an isolated, gaseous atom in the ground…

Q: Describe the chemical and physical properties of Potassium ?

A: Potassium (symbol K) is an element of the group 1 (alkali metals) of the periodic table. The atomic…

Q: Create an illustrated summary of the procedures in separation of group 2 cations

A: The analysis of cations in a mixture is done in a systematic way. These cations are separated into…

Q: What are the identidication tests used for the group III and IV elements? Give comprehensive…

A:

Q: how can you diffrentiate between lanthanides and actinides ?

A: The long form of the periodic table is a tabular arrangement of all known elements. Here the…

Q: The first ionization energy of aluminium (element 13) is lower than that of magnesium (element 12).…

A: i) The electronic structure of Magnesium (Mg, atomic number 12) is 1s2 2s2 2p6 3s2 The electronic…

Q: Does the reaction of a main-group metal oxide in water pro-duce an acidic solution or a basic…

A: Main group elements are the elements of s and p block. The element which belongs to second period…

Q: (a) What is the trend in first ionization energies as one proceedsdown the group 7A elements?…

A: Moving from Fluorine to Iodine in group 7A, first ionization energies decrease and atomic radii…

Q: have the lowest first ionization energies of the groups listed.

A: Group I, the first ionization energy decreases. Hence, the force of attraction between the nucleus…

Q: Which of the following statements is/are TRUE? Choose all that apply. O Select all that apply Mg has…

A: Electron Affinity - It is the energy released from a neutral atom when an electron is added to it in…

Q: With specific reference to the boiling and melting point temperatures, explain the difference in the…

A: Melting point and boiling point of alkaline earth metals

Q: Why is sodium (Z = 1 1) the next univalent atom after lithium

A: We know univalent atom present in the group 1. And group 1 contain H,Li,Na,K,Rb,Cs,Fr  The…

Q: Would the reaction of cesium, Cs, with oxygen be more or less vigorous than K?

A: We are given two elements K and Cs

Q: As we move across a period of the periodic table, why dothe sizes of the transition elements change…

A: The reason is as given below;

Q: Explain how the following properties change across the periodic Table from group 1 to group  2, and…

A: d) Melting point increases across a period.  Melting point is the  temperature at which a substance…

Q: Write a balanced equation for the reaction that occurs ineach of the following cases: (a) Cesium is…

A: Balanced equation is that when atoms on both reactants and products side are equal. A chemical…

Q: Write a balanced equation for the reaction that occurs in each ofthe following cases: (a) Chlorine…

A:

Q: Why Lanthanides and Actinides are separated from the other elements? Please explain briefly.

A: Lanthanides and Actinides are separated from the other elements that have to be explained below.

Q: Group 7A. What properties of hydrogen justify each of these placements?

A: Introduction :  Hydrogen is the first element in the periodic table, it is the smallest element…

Q: Discuss each conclusion from a study of redox reactions:(a) The sulfide ion functions only as a…

A: Reducing agent is the substance which contains the element in the lowest oxidation state. While,…

Q: (a) Write the equation representing the 3rd ionization energy for Cr. (b) The electron affinity of K…

A: For question (a), we have to write the equation representing the 3rd ionization energy for Cr. For…

Q: Which has the lowest first ionization energy, B, Al, C, or Si?Which has the highest?

A: The given atoms are B, Al, C and Si in which B and Al are of group 13 elements and C and Si are of…