6. HPO4(aa) + Ca(OH)2(aa) →

Q: The Lewis structure for PO, is shown. What is the electron-pair geometry around the central atom? 3-…

A: For electron pair geometry, firstly find hybridization.  For hybridization,  Hybridization = 1/2…

Q: Hydrogen bonding occurs between O oxygen atoms of different water molecules O hydrogen and oxygen of…

A:

Q: i. Define the ionic bond with providing an example. ii. Balance the following chemical reactions.…

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Give 6 ions that are isoelectronic with neon . Place these ions innorder of increase size

A:

Q: Question attached

A: Groups and Periods in the periodic table The modern periodic table has been divided in a criss-cross…

Q: solution       conductivity (MS) NaCl              6594 CaCl2             13188 AlCl3…

A: Molecules which dissociate into ions results in higher conductivity of the solution.

Q: Consider the molecule SiCl4. The electronegativity values for Si and Cl are 1.8 and 3.0,…

A: Option A. Polar; non polar In the molecule SiCl4. The electronegativity values for Si and Cl are 1.8…

Q: Assuming similar crystal structure,  which of the following has the strongest lattice energy?…

A:

Q: a. Classify the type of reaction (double replacement, decomposition, combustion, etc) b. Predict the…

A:

Q: Question 7 of 20 The ions formed when Sr(C,H,O,), dissociates in water are A) Sr2", C*, H*, and O2…

A: Given: Sr(C2H3O2)2

Q: Generally in which direction on the periodic table does the ionic radius tend to decrease?

A:

Q: Galium (Ga) is an element in group III with atomic number 31. By referring to the Periodic Table,…

A: Please find your solution below : (i) Atomic radius of gallium is greater than that of aluminium…

Q: which of the following when in its solid form is an example of an ionic solid? aluminum oxide…

A: Ionic solid is made up from metal and nonmetal .

Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A:

Q: Two solid object of the same volume are compared in an experiment. One of the objects floats when…

A: Molarity is defined as number of moles of solute dissolved per litre of solution.

Q: Use data from Appendix C, Figure 7.9, and Figure 7.11 to calculate the lattice energy of RbCl. Is…

A: Born-Haber cycle is purposed to calculate the reaction energies with the help of ionization energy,…

Q: The following Lewis diagram represents the valence electron configuration of a main-group element. X…

A:

Q: Consider an ionic compound, MX,, composed of generic metal M and generic gaseous halogen X. • The…

A: The energy released when 1 mole or solid lattice is formed from the required number of gaseous…

Q: Chp 13-6

A: A chemical equation in which the electrolytes of aqueous solution are represented as dissociated…

Q: Why is salt an ionic bond?

A: About Salt

Q: 1. Determine the AS° for the reaction: SO3(3) 256.2 H,SO4(1.) S° 69.9 156.9 2. Determine the AG for…

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Q: 43. In calculating the enthalpy change for the process: KCI(s) + aq → K°(aq) + CI(aq), the…

A: For the calculation of enthalpy of above reaction, the ionization energy potassium and electron…

Q: Consider the following information. • The enthalpy of formation of SrO is AH; = -592.0 kJ/mol. • The…

A: Lattice energy is defined as the energy released when 1 mole of a solid compound is formed from its…

Q: 4. Referring to a periodic table, arrange the following atoms in order of increasing atomic radius,…

A: Given: P, Si and N Nitrogen and Phosphorus belong to same group. Phosphorus lies below nitrogen down…

Q: a. Classify the type of reaction (double replacement, decomposition, combustion, etc) b. Predict the…

A:

Q: potassium iodide (KI), which is used to oid conditions. Complete the statements pe this reaction. on…

A: Electrons are pulled by more electronegative atom to less electronegative atom in  bonding.  So,

Q: Chemical reactions between   [select] metal only, metal + nonmetal and nonmetal only form covalent…

A: Chemical reactions : It is a process where two or more substance (reactant) react to produce two or…

Q: A.State the number of valence electrons for a sodium ion in an ionic bond. B.State the number of…

A:

Q: Explain, using Lewis symbols and the octet rule, whyhelium is so nonreactive.

A: Explain, using Lewis symbols and the octet rule, why helium is so nonreactive.

Q: Using the periodic table only, arrange the elements in eachset in order of decreasing EN: (a) N, P,…

A: Introduction- The ability to attract the electrons is known as electronegativity of an element.

Q: The Lewis structure for PO, is shown. What is the electron-pair geometry around the central atom?…

A: In the case of PO43-: The number of bond pair electrons =4 lone pair of electrons=0

Q: Covalent bonds are formed between...? a hydrogen & electronegative group two metals a metal & a…

A: A covalent bond is formed between two non-metals that have similar electronegativities.

Q: Why can't copper displace hydron ion in an acid?

A: Electrochemical series is a series by the help of which we can identify the reactivity of different…

Q: Consider the following information. • The enthalpy of formation of SrO is A H; = -592.0 kJ/mol. •…

A: Given values are: ∆H°f (SrO) = -592.O kJ/mol∆Hsub (Sr) = 164.4 kJ/molIE1 (Sr) = 549 kJ/molIE2 (Sr) =…

Q: Using the standard enthalpy of formation data, determine which bond is stronger: the P–Cl bond in…

A: Bond enthalpy is the value of energy required to break a chemical bond present in a molecule at 298…

Q: How can you explain the formation of NaCl according to kossel concept?

A: Concept introduction: The atoms of noble gases have no tendency to combine with atoms of other…

Q: Using this figure, find the most likely range of values for thelattice energy of KF.

A: Lattice energy: It is the minimum energy that is required to separate two ions of gaseous phases…

Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A: The valence electron around the atom is designated using the lewis structure where each dot…

Q: Galium (Ga) is an element in group III with atomic number 31. By referring to the Periodic Table,…

A: Gallium, Ga is a fourth period element. Here, d-orbital contraction means scandide contraction…

Q: What generalization can be given regarding the type of compounds formed when metallic, non-metallic…

A: Answer - 1. metallic react with water - Metals react with water and produce a metal oxide and…

Q: Provide the values for STP.

A: STP means standard temperature and pressure.

Q: Write the full electron configuration of Si, Si+4 and Si-4. How many valence electrons are in each…

A:

Q: valence electron configuration

A: The answer to this question is given below:

Q: Neon has eight valence electrons in its outer shell. This means it does not easily react with other…

A: Neon is a noble gas and it has a highly stable s2p6 electronic configuration in the outer space i.e.…

Q: Consider an ionic compound, MX,, composed of generic metal M and generic gaseous halogen X. • The…

A: given: ∆Hlatticeis determined by using the born haber cycle for the formation of MX3. M(s) + 32X2…

Q: THE CHEMICAL FORMULA OF THE FOLLOWING COMPOUND •Sodium hydroxide •Potassium permanganate

A: A chemical formula indicates the elements and their proportions in a compound .