Explain why 02 is paramagnetic but N2 is diamagnetic, despite both having all electrons paired in their Lewis structures.

Q: Would you expect BrF3 to be as reactive with LiF(s) as it is with CsF(s)? Why (not)?

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: 67. Which of the following processes is e A) Bond breakage B) ionization C) dissociation D) bond…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: 1a)Which one of the follwoing is a covalent compound? Why? a)CO2 b)AlCl3 c) KBr d) Fe2O3…

A: Covalent compound : These are the compounds which are formed as a result of covalent bonding among…

Q: “Inert” xenon actually forms several compounds, especially with the highly electronegative elements…

A: The balanced equation is, Using Hess's law the enthalpy of formation is calculated,

Q: 9. The following figure shows the potential energy as a function of the distance between two…

A:

Q: Ammonia reacts with boron trifluoride to form a stablecompound, as we saw in Section 8.7. (a) Draw…

A: (a)The given reaction involves the transfer of electrons from electron rich nitrogen atom to the…

Q: In addition to interhalogen compounds, many interhalogen ions exist. Would you expect interhalogen…

A: An interhalogen compound is a molecule that contains two or more different halogens that are…

Q: The HF bond length is 92 pm, 16% shorter than the sum of the covalent radii of H (37 pm) and F (72…

A: During formation of covalent bond orbitals are merged partially for overlapping between the bonded…

Q: Define the term disproportionation?

A: The term disproportionation has to be explained.

Q: From As to Bi only a small increase is observed in covalent radius why?

A: Atomic and ionic radius of elements decreases as we move from right to left in the periodic table.…

Q: Which Group 5A(15) elements form trihalides? Pentahalides? Explai

A: ANSWER

Q: Give electron configurations for the Hg2+.

A: The electronic configuration for Hg2+ has to be given.

Q: The following three Lewis structures can be drawn for N2O:(a) Using formal charges, which of these…

A: The resonance structures are possible for N2O by the delocalization of electrons. The resonance…

Q: Which alkali metal chloride has the greatest bond length? a) LiCl b) RbCl c) NaCl d) KCl

A: Here we are required to find the alkali metal chloride which has the greatest bond length

Q: Write shortly about the followings: 1- Types of bonding

A: When two atoms combine with each-other by means of some chemical reaction to achieve the…

Q: Describe the trends in electronegativity, and understand how the polarity of a bond and the partial…

A: Electronegativity refers to the tendency of the atom to attract the electrons tightly towards itself…

Q: The electron configurations for four main-group elements are given. Match the electron configuration…

A: The electronic configurations for the 4 given main group elements has to be matched with their Lewis…

Q: Write the ground-state electron configuration for each atomand ion pair-Zr, Zr2+, Co, Co2+, Tc,…

A: Follow the steps below to write the electronic configuration of any element: 1. Identify the element…

Q: Use the following data to estimate AH; for sodium bromide. Na(s) + Br2 (9) → NaBr(s) Lattice energy…

A: Standard enthalpy of formation or standard heat of formation of a compound is the change of enthalpy…

Q: Ammonia reacts with boron trifluoride to form a stablecompound, as we saw in Section 8.7. (a) Draw…

A: (a) The given reaction involves the transfer of electrons from electron rich nitrogen atom to the…

Q: Use the following data to estimate AH; for potassium bromide. 1 K(s) + Br2 (g) KBr(s) Lattice energy…

A: Interpretation- To determine the ∆Hof   of the potassium bromide , KBr (s) by the given information…

Q: b) Answer the following question and give a brief explanation for your answers. a. Which one is more…

A: Answer: Cs (Cesium). Explanation:  Alkali metals or 1A group elements:  Li, Na, K, Rb and Cs are…

Q: Which has a stronger bond, NaF or CsF? Why?

A: CsF has stronger ionic bond as compared to the NaF Reason According to fazan's rule, if in a…

Q: The noble gas electron configuration of the ion P2 is And the Lewis structure of this ion is Is this…

A: Noble gas configuration of P2- is:-  [ Ne]3s23p5 as atomic number is 15 and valence electrons in P2-…

Q: Calculate the second ionization energy of the metal M (AHion2 in kJ/mol) using the following data:…

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Q: 10. (a) What do you mean by combination band and Fermi resonance?

A: Given : We have to tell combination band and fermi resonance.

Q: Compounds of nitrogen and phosphorus are mostly lonic .a O Covalent .b C All varieties are possible…

A: Nitrogen and Phosphorus can form ionic, covalent as well as polar compounds.  Compounds of nitrogen…

Q: Is the bond Li-F a polar or a non polar

A: Given: Lithium fluoride To find: Whether bond between lithium atom and fluorine atom is polar or non…

Q: What is disproportionation? Explain by giving examples.

A: We can define disproportionation reaction as a redox reaction where both oxidation as well as…

Q: Of the molecules below, the bond in is the most polar. O a. HBr O b. HI O c. HCI O d. HF Ha

A: CONCEPT: More the difference in electronegativity of the two atoms, more polar is the bond between…

Q: What aspect of the following Lewis structure gives you a "hint" that the concept of coordinate…

A: The electron dot formula shows the valence electrons which form the bond between the atoms in a…

Q: is Fe2+ or Fe3+ more reactive and why

A:

Q: Use the following data to estimate AH for potassium bromide. K(s) + Br2 (g) → KBr(s) Lattice energy…

A:

Q: Which of the following bonds is most polar: S¬Cl, S¬Br, Se¬Cl,or Se¬Br?

A: Bonds will be more polar if the electronegativity difference between the atoms is large.

Q: (a) Draw the dominant Lewis structure for the phosphorustrifluoride molecule, PF3. (b) Determine the…

A:

Q: The noble gas electron configuration of the ion P-2 is …………………………. And the Lewis structure of this…

A:

Q: Calculate the energy change for the reaction:Li(s) + 1/2Cl2(g)LiCl(s) Hf=? Lattice energy of LiCl2 =…

A: Enthalpy of formation is obtained by the sum of the enthalpy of sublimation, dissociation,…

Q: Explain why :(i) No chemical compound of helium is known.(ii) Bond dissociation energy of fluorine…

A: Given statements, (i) No chemical compound of helium is known.(ii) Bond dissociation energy of…

Q: (a) Why do stable xenon fluorides have an even number of F atoms? (b) Why do the ionic species XeF₃⁺…

A: The term electronic configuration can be defined as the distribution of electrons of a given atom or…

Q: (i) What is the covalency of N in N2O5 ?(ii) Explain why phosphorus forms pentachloride whereas…

A: N, P and Bi have the following electronic configurations: N - 1s22s22p3 P - 1s22s22p33s23p3 Bi -…

Q: مقر راتي The Ozone molecule (03) has isoelectronic with NO2 F.a O

A: Introduction- Isoelectronic species are having same number of electrons but they have different…

Q: 16. Which one of the following is most likely to be a covalent compound? E) CaSO4 A)KF B) CaCl₂ C)…

A: The compound forms between metal and nonmetal is ionic compound. and the compound formed between…

Q: How does bonding theory explain the observation that 02 is paramagnetic? O A. VB theory explains it…

A: When we draw molecular orbital diagram of O2​. we can see there are two unpaired electrons are…

Q: Draw a Born–Haber cycle for the formation of LiF(s) from its elements.

A: The formation of lithium fluoride (LiF) is modeled in fives steps Enthalpy change of atomization…

Q: 4. Lewis structure of the POCI3 molecule is as follow: CI CI- CI a) Based on the VSEPR theory, what…

A: The Lewis structure of the compound given is,

Q: (a) Draw the best Lewis structure(s) for the nitrite ion, NO2-.(b) With what allotrope of oxygen is…

A: (a) Lewis structure(s) for the nitrite ion, NO2- is given below.

Q: Of the elements Be, C, Cl, Sb, and Cs, which is most likely to participate in extensive p bonding,?

A: C is most likely to participate in extensive p bonding.

Q: Calculate the lattice energy of KCI(s) using the following thermodynamic data (all data is in…

A: We will calculate lattice enthalpy using born habers cycle.

Q: The electron configuration of V (vanadium) * O IAr] 4s2 3d3 [Ar] 3d5 O (Ar] 4s1 3d4 O IAr] 3d3 4s2

A:

Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.