Answer the following using the table 1. State which of elements A1 or K11 have the lower melting point. Explain why. 2. State which of elements G7 or B2 have the lower melting point. Explain why

Q: The high reactivity of Fluorine in groupVII (Group 17) K is due to 1. the weaker F-F bond 2. the…

A: Fluorine is an element represented by the symbol F and is present in halogen family. The atomic…

Q: Compare the hardness of SCF3 O SCF3 to AIF3. Which will be harder? O AIF3 Explain your answer in…

A:

Q: Is the product pure? On what basis did you reach this conclusion?

A: A question based on analytical process that is to be accomplished.

Q: following materials: 2. Cao (b) MnS (c) KBr (d) CsBr b. Justify your selections. Table 1: Ionic…

A: a) In{\rm{CsI}}CaO,  Ca2+ is cation and {{\rm{I}}^{\,{\rm{ - }}}}O2− is the anion. Obtain ionic…

Q: A.)  What is meant by the term polarizability?                     B.)   Which of the following…

A:

Q: Which of the following solids DOES NOT belong the group? Select one or more A. N2O4 B. SiC C.…

A: Solid is a state of matter. Solid substance has definite shape and volume. Among the given compounds…

Q: (P), respectively. Arrangement of Sodium (Na) Atoms in Pure Element 88 Arrangement of Phosphorus (P)…

A: Answer:Ionic bondingCovalent bondingMetallic bonding

Q: Explain what determines the ratio of positive ions tonegative ions in an ionic crystal.

A: What determines the ratio of positive ions to negative ions in an ionic crystal has to be explained.

Q: aunch Meeting - Ga is a has valance electrons. By electrons becomes ion. non-metal, 3, giving, Ga2+…

A: We have to fill tha above blanks.

Q: What is the function of the flame in AAS?     Ionozation of sample     boiling of sample…

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Q: 1. I. How is metallic bonding formed? II. Explain why metallic bonding strength decrease down the…

A: Metallic bonding : This  type of bonding is formed by the electrostatic interaction of positive…

Q: Arrange the following elements in order of increasing ionization energy. From lowest to highest…

A: Ionization energy: ionisation energy is the minimum energy required to remove the most loosely bound…

Q: Compare the energetic favorability of Fe2+, Cu2+, and Zn2+ to their metallic states by H2.

A: Reactions are energetically favorable when ΔG◦ is negative.

Q: Element X has an electron configuration 1s22s22p1. The formula of the choride formed with element X…

A: The electronic configuration of an element helps in the determination of the number of electrons,…

Q: The reason why can ionic substances conduct electricity when in solution or molten, but not when…

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Q: Discuss how the concept of reciprocal lattice helps in the Ewald construction and determination of…

A: The arrangement of atoms/ions that constitute the crystal in the three-dimensional pattern furnishes…

Q: Copper is a common metal used in electrical circuits. Why are metals like Cu generally good…

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Q: The following ions exhibit diamagnetism behavior, EXCEPT: Select one: a.Fe3+ b.Ga3+ c.O2– d.Cl–

A: Given,  The following ions exhibit diamagnetism behavior, EXCEPT: Select one: a.Fe3+ b.Ga3+…

Q: give any one example of isodiaphers

A: Isodiaphers:The atoms which are having different atomic number and mass number but same difference…

Q: What does Yttrium do to become stable ?  Yttrium will ____ and have a ____ charge. Give the…

A: What does yttrium do to become stable ?  Yttrium will ...?...  and have a ....?.. Complete…

Q: Predict the chemical formula for a compound composed of Li+ and hypochlorite and give the…

A: Structure of Lithium ion = Li+ Structure of hypochlorite ion = ClO-

Q: What is the Ksp expression for the ionic compound Li2CO3? A. Ksp = [Li+][CO32-] B. Ksp =…

A: The dissolution equilibrium for Li2CO3: Li2CO3(s) ⇌ 2Li+(aq) + CO32-(aq)

Q: 2017.0 2013. Looking at the picture below, what type of closest packing do the colorless spheres…

A: Since you have asked multiple questions, only one question can be answered at a time. Please repost…

Q: 36. Using our knowledge of periodic trends, which option gives the predicted order of decreasing…

A: According to the periodic trend, Melting point increases down the group(for group 17 and 18) and…

Q: Periodicity of Halogens PRELAH 1. Which of the halogens has the highest ionization energy? 2. Which…

A: Halogens  Halogens are 17th group elements in the periodic table.(F,Cl,Br and I). Ionisation energy…

Q: Calculate the free electron per atom of metal A. The electrical conductivity of metal A is 6.0 × 10²…

A:

Q: 20. Which arrangement is in the correct order of decreasing radii? A) As > Br > K* B) F> Mg > Cs C)…

A: the distance from nucleus to outermost electron is called radii of atom.

Q: 21. Which of the following does have the lowest polarizability? Z of Br = 35,  I = 53, F = 9,   S =…

A: Z of Br = 35, I = 53, F = 9, S = 16

Q: at can af

A: Crystallization is the process by which atoms or molecules are highly arranged in the order in the…

Q: 3. In this experiment, you will be studying the oxidation strength of the halogens. a. What is the…

A: Absorption of visible light by halogen molecules causes electronic excitation and results in colour…

Q: 12. Which of the following isoelectronic ions has the smallest radius: a) Ca b) Mg e) o -ES (P

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Q: Arrange the substances in order of (predicted) increasing polarizability: H :Br: :Br: H. H H. Br:…

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Q: Which element in the periodic table has the highest number of allotropic forms?

A: Allotropes are the different structural forms that have different number of same element.  Actually…

Q: . Arrange the following: Ca, Ca2+, Cr, Ge in increasing order of the following properties, and give…

A: A question based on periodic properties, which is to be accomplished.

Q: Which of the following is a correct ranking of the salts from lowest melting point tor highest…

A: The increasing order of the melting point of the given substance and explanation of that order are…

Q: Why An inscribed polygon is also called a Frost circle ?

A: In an aromatic ring, frost circle is used to show the energies of molecular orbitals of the…

Q: Q6 /A B/Ifa pure Silicon crystal has 2.5 million free electrons inside it. How many holes does it…

A: An intrinsic semiconductor is a pure type of semiconductor .silicon is pure semiconductor. Here no…

Q: o a.2+ Са 2+ 2+ <K + < Mg <Ве • b+ 2+ 2+ 2+ K <Ca <Mg <Be 2+ 2+ C.2+ <K <Mg <Be + Be d. 2+ 2+ <K <Ca…

A: 2. Answer - The incorrect option is (d) Low melting and boiling point  Explanation - According to…

Q: P^3- orbital filling diagram

A: Orbital filling diagram is a way to represent the arrangement of electrons in a particular atom.  It…

Q: 9. Consider the following grayscale electrostatic potential map. The regions are labeled as to…

A: We have to find the atom which is most electron poor.

Q: Answer the following and show working a. 073kg to mg b.475inch to c. Calcium ion and hydroxide ion…

A: (a.) 73 kg to mg 73 kg Since 1 kg = 10^6 mg So, 73 kg = 73 × 10^6 mg ≈ 7.3 × 10^7 mg (b.) 0.475 inch…

Q: Based on Magnesium’s orbital diagram, would Magnesium be attracted to a magnet? Please briefly…

A: The behavior of magnesium towards magnet is explained below.

Q: 6. The density of sodium chloride is 2.165 g/cm³. Using only the density and crystal structure,…

A: The objective of the question is to calculate the the distance between  and  ions.