(a) Briefly describe how the atomic radii and ionization energies of group 1A(1) elements compared with those of group 8A(18). Also, explain why the values of these properties are so different between these two groups. 2.

Q: What are amphoteric oxides? Give examples?

A: Metal oxide that behaves as acid as well as base are called amphoteric oxide. Such metallic oxides…

Q: Arrange the following oxides in order of increasing acidity:CO2, CaO, Al2O3, SO3, SiO2, P2O5.

A: To arrange the above oxides in the increasing order of acidity, a thumbrule to remember is: The more…

Q: What correlation, if any, exists for the Period 2 elements between group number and the number of…

A: The number of electrons in an element is equal to its atomic number. In order to become stable an…

Q: Which of these two oxides, SO3 and P4O10 , when reacts with water will produce stronger acid?

A: P4O10 and SO3 are acidic oxides and when they combine with water forms acids.

Q: period 4 element with the smallest atomic radius

A:

Q: How do atomic properties account for the low densities of the Group 1A(1) elements?

A: Alkali metals are the s-block elements belonging to the group IA(1) in the periodic table. The…

Q: 7. How many moles of white phosphorus (P4) fluoroapatite? can you produce from 1 ton of

A: The number of moles of a compound can be determined by the balanced chemical reaction. A reaction…

Q: How do atomic properties account for the low densities ofthe Group 1A(1) elements?

A: Alkali metals are the s-block elements belonging to the group IA(1) in the periodic table. The…

Q: Explain quaternary Metal oxides?

A: Metal oxides are made up of metal cation and oxygen anion. for distinguishing the metal oxides , one…

Q: Which is an acidic oxide? Group of answer choices Fe2O3 MgO Cr2O3 P4O10 K2O

A: The nature of species formed on the dissolution of oxides in water determines whether that oxide has…

Q: Which oxide, CrO3 or CrO, is more acidic in water? Why?

A: To determine the nature of oxide whether it is acidic or basic, we have a general observation that…

Q: How do the transition metals in Period 4 affect the pattern ofionization energies in Group 3A(13)?…

A: Concept introduction: Ionization energy: The required energy to remove an outermost electron from a…

Q: State the trends in the following chemical properties of period 3 elements: A. Reaction with water…

A: Period 3 elements: The elements belong to period 3 are Sodium (Na), Magnesium (Mg), Aluminum (Al),…

Q: Describe the oxidising action of potassium dichromate and write the ionic equations for its reaction…

A: As, Potassium dichromate is powerful oxidising agent in acidic medium.  And in Presence of dilute…

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

A: In the modern periodic table, the vertical columns are called as Groups and the horizontal rows are…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) BaH2, (b) H2Te, (c) TiH1.7.

A: The hydrides are mainly generated by combining H-molecule with any metal. In hydrides, H-atom…

Q: Is strontium a type1 or type2 metal?

A: Firstly understand what is TYPE-1 and TYPE-2 metals:- •TYPE-1 METALS:-Metals whose ions(cations) can…

Q: Select the member of group 4A that best fits each description:(a) has the lowest first ionization…

A: (a)

Q: Which halogen has the greatest ionization energy? Is that what you would predict based on what you…

A: The minimum amount of energy that is required to remove the electron from an outer valence shell of…

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: 5. What would you predict about the solubilities of beryllium salts and radium salts relative to the…

A: If we compare the solubility of beryllium salts to the other Group IIA metal salts, we will notice…

Q: 3. Does the reaction of a main-group metal oxide in water produce an acidic or a basic solution?…

A: Metal oxides are crystalline solids that contain a metal cation and an oxide anion. Main group metal…

Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of the…

A:

Q: Describe the chemical reactions of lanthanides in detail?

A: Lanthanides (Ln): The elements that exist at the bottom of the periodic table that is from atomic…

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: How do the acidities of the aqueous solutions of the alkaline earth metal ions (M2+) change in going…

A: Alkaline earth metals (Gp-2): Alkaline earth metals are electropositive in nature, and they have a…

Q: Many compounds of Group 3A(13) elements have chemical behavior that reflects an electron…

A: Group 3A(13) elements are Boron group family which include elements: Boron Aluminum Gallium Indium…

Q: Consider the elements: Na, Mg, Al, Si, P.a. Which element has the highest second ionization…

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

Q: What is the step to step formula of finding the simpliest oxide?    How is the oxide formula of…

A: The simplest formula of any compound is known as empirical formula which can be defined as 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: 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: What could explain the simultaneous increases in the price of lithium and the production of lithuim.

A: Lithium is an alkali element belongs to s block of periodic table .

Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of the…

A: The alkali and alkaline earth metals differ in a few properties and these have been discussed below.…

Q: Explain why the first innization energy of Ca is greater than that of K, whereas the second…

A: The first ionization energy of Ca is greater than that of K, whereas the second ionization energy of…

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

A: Since your question has multiple sub-parts, we will answer first three sub-parts for you. If you…

Q: How do Groups 1A(1) and 2A(2) compare with respect to reaction of the metals with water?

A: Group 1A is called alkaline metal while the 2A is called alkaline earth metals. Both react in a…

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: Give the properties of the oxides in a particular period.

A:

Q: 4. What types of bonds, and how many bonds, will arsenic form with other elements?

A: Electronic configuration of arsenic is[ Ar] 3d¹⁰ 4s² 4p³

Q: What will you use (OA or RA) to make possible the following reactions ? OA= Oxidising Agent ,…

A: Oxidation Addition of Oxygen or removal of hydrogen Reduction Addition of hydrogen or removal of…

Q: What is the main characteristic that determines whether or not an element is a main-group element?

A: Transition metal elements forms covalent bond easily with other elements than the Main group…