The melting point of TiCl4 (-24°C) lies below those ofTiF4 (284°C) and TiBr4 (38°C). Explain why by considering the covalent-ionic nature of these compounds and theintermolecular forces in each case.
Q: Estimate the boiling point of CS2.
A: Given: CS2
Q: The interhalogen compound BrF3 is a volatile, straw-colored liquid. The compound exhibits…
A: The BrF2+ ion has 7 + 2(7) - 1 = 20 valence-shell electrons. The number of valence-shell electrons…
Q: 4.32 (a) Calculate the enthalpy of formation of the hypothetical compound KF, assuming a CaF,…
A:
Q: 6. a) Identify the following crystal structures; (a) (b) (c) b) How many atoms are on the (110)…
A: In simple cubic lattice, all the atoms are present at the corner of cube. In Body centered cubic…
Q: Explain the observed trend in the melting points of the hydrogen halides. HI -50.8°C HBr -88.5°C HCI…
A: The melting point of substance is decided by the molecular weight and the ionic character of the…
Q: Is calcium sulfate square planar?
A: Square planar geometry is a three-dimensional geometry formed when there are four bond pairs and the…
Q: 3. Classify each of the following species as metallic, network covalent, ionic, or molecular (a)W…
A: following species will be listed as:
Q: What type of bonding would you expect in each of the following? CaF2 BrO2 Ionic, covalent, or…
A: In the outer shell of Calcium they have two electrons while fluorine has seven electrons. They…
Q: 1. Materials that have less dense packing (covalent bonds) and often lighter elements are: (a)…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: 21. Phosphorus trichloride, :PClI, has the following molecular shape. A. tetrahedral B. trigonal…
A: To know the shape of a molecule we should have idea of VSEPR theory and the type of hybridisation…
Q: Mixing SbCl3 and GaCl3 in a 1;1 molar ratio (usingliquid sulfur dioxide as a solvent) gives a solid…
A: (a)
Q: Calculate the lattice formation enthalpy (lattice energy) of TICI(s), in kJ/mol, using the following…
A:
Q: 9. The phrase like dissolves like refers to the fact that… a. condensed phases can only dissolve…
A: Polarity is the term used for the migration of charge or electrons. Polar compounds have the…
Q: Predict the formula of the compound formed from thecombination of ions of calcium and fluorine.
A: The molecular symbol for calcium and fluorine is Ca and F, respectively. Generally, calcium exists…
Q: The interhalogen compound BrF3 is a volatile, straw-colored liquid. The compound exhibits…
A: The molecular structure of BrF2+ and BrF4- are bent and square planar respectively. Their electronic…
Q: сompound 1. SİH4 vs PH3 2. GeH4 vs ASH3 3. HF vs HI 4. Scl6 VS H2SO4 5. C2H2 vs BrF5
A: Intermolecular forces are the force of attraction acts between the molecule.
Q: What is Milliequivalent
A:
Q: Benzene (C6H6) is an organic compound, and KCl is an ionic compound. The sum of the masses of the…
A: Ionic compounds are formed by the interaction of ions whereas covalent compounds are formed by…
Q: JB a KiH On the basis of ionic charge and ionic radii given below, predict crystal structures for…
A: The radius ratio rule will predict the crystal structure of all ionic compounds. The radius ratio is…
Q: Which of the following best describes the VSEPR structure of Br03- and TeBr4 A BrO3-: square planar…
A:
Q: Which of the following statements is/are correct? l. Water is good at dissolving ions…
A: We need to determine which of these points given are true about solvent property of water.
Q: Classify each species as covalent molecular, covalent network, ionic, or metallic.
A:
Q: Describe in detail, using the concept of polarization, determining which compound will be more…
A: (a) BeO is more covalent in nature than MgO. In both the compound, oxygen is common, hence the…
Q: Give a clear handwritten answer of this question given below
A: Types of bonds 1. Ionic bond: It is formed due to transfer of electrons A bond between…
Q: Based on the radius ratio rules what is the predicted (i) coordination number and (ii) geometry of…
A: The compounds given are (a) KBr and (b) MgTe.
Q: 191. Which of the following period 3 chlorides would be expected to have the highest melting point?…
A: The given period 3 chlorides are,
Q: Magnesium oxide (MgO) is an inorganic compound that occurs in nature as the mineral periclase. The…
A: Given data: q= 1.6 x 10-19 C K0 = 9 x 109 Vm/C Atomic radii of Mg (RMg ) = 0.16 nm Ionic radii of Mg…
Q: The most rigid compound is? Select one. O a. CO2 Ob. Diamond Oc. Si02 Od Graphite
A: The rigidity of compound depends on type of bond and strututure of atoms by which compound is…
Q: Which of the following does not describe any of the following molecules? CCl4, CO2, PCl3, PCl5, SF6…
A: First identify the geometry of the given molecules: CCl4, CO2 , PCl3 , PCl5 , SF6
Q: 9. Rationalize the difference in boiling points between the members of the following pairs of…
A: In HF and HCl boiling point of HF is much greater then HCl because 1.) Electronegativity of…
Q: Indicate the strongest force holding the crystals together in AI and I2
A: Aluminum is classified as a metal and form metallic solid in which cations, Al3+, are surrounded by…
Q: Which of the following compounds forms a covalent network solid? (A) PbO2 (B) SiO2 (C) TiO2 (D) All…
A: Quartz(SiO2) is a continuous framework of tetrahedral. SiO2 in its crystalline form.
Q: (c) U 00 (d) Si atomic covalent network ionic metallic molecular X atomic covalent network ionic…
A: The silicon (Si) and Uranium (U) in atomic form, forms solid and these solids are categories as ;
Q: Estimate cryvstal structure type for CaF: ionic radii for Ca:0.1nm and F:0.133nm
A:
Q: lattice Gi/ Calculate .of the ionic the Onersy crystals, Which have the Nacl structure, When X = l75…
A: Given , α=1.75n=9 Lattice energy equation…
Q: Molten materials involved in ionic bonds are electrically conductive. TRUE or FALSE?
A: Given : We have to tell whether the statement is true or false.
Q: Prior to manufacturing, you realize that Er and Y could form a pass ovation later on the surface of…
A: The two most basic types of bonds are characterized as either ionic or covalent. In ionic bonding,…
Q: Why does anions are more polarizable than cations?
A: The species formed by lose of electron and having positive charge is termed as cations. The species…
Q: MCQ 139: The arrangement of CH, molecules are A. lincar B. tetrahedral C. hexagonal D. trigonal
A: The arrangement of methane molecules are in
Q: Shown below is a two ion pair cluster of 1-methyl-3-methyl-imidazolium tetrafluoroborate, including…
A: The three possible interactions between a two ion pair cluster of…
Q: Among the following the pair in which two species are not isostructural is: a IO3^- and XeO3 b…
A: Two species are said to be Isostructural if they both have same shape and hybridization. These…
Q: MOLECULAR COVALENT SUBSTANCE LONDON DIPOLE- HYDROGEN IONIC METALLIC NETWORK DISPERSION DIPOLE BOND…
A: Within any two molecules, there is London dispersion forces. Polar compounds has Dipole-dipole…
Q: A portion of a two-dimensional “slab” of NaCl(s) is shownhere (see Figure 8.2) in which the ions are…
A: You are posted multiple sub-parts, So I am answering the first three sub-parts only, Please repost…
Q: Explain with examples, how bonds are formed in ionic compounds and covalent compounds.
A: Given : ionic and covalent compound. To find : How ionic and covalent bond forms. Solution : As we…
Q: The number of unshared pairs at atom a is The number of unshared pairs at atom b is| H3C The number…
A:
Q: M20 and Nm2O are two compound, where M is a metal and Nm is a nonmetal. The Nm-O bond has an…
A: Given, Options are :
Q: For each substance in the pair, list the forces between the formula units (IeFs for most, but IaFs…
A: According to the question, here we have to list the forces between the formula units (given) &…
Q: Substance LEDS Shape Polarity 1. CCl2F2 2. N2 3. CН4
A: Since we only answer up to 3 sub-parts, we will answer the first three only. Please resubmit the…
Q: 1. Is the pointed structure intra or intermolecular bond 2. What is it? 3. What other IFA is…
A: intramolecular bond because it is with in the same molecule when the bond is between two different…
The melting point of TiCl4 (-24°C) lies below those of
TiF4 (284°C) and TiBr4 (38°C). Explain why by considering the covalent-ionic nature of these compounds and the
intermolecular forces in each case.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 3 images
- Given the following thermodynamic data, calculate the lattice energy of LiCl:ΔH°f[LiCl(s)] = -409 kJ/molΔH°sublimation [Li] = 161 kJ/molBond energy [Cl-Cl] = 243 kJ/molIE1 (Li) = 520 kJ/molEA1 (Cl) = -349 kJ/mol -1682 kJ/mol -984 kJ/mol -1560 kJ/mol -862 kJ/mol -1213 kJ/molCalculate the lattice enthalpy for RbC1. You will need the following information: Species AfH°, kJ/mol Rb(g) RbCl(s) Cl(g) 80.9 - 435.4 121.3 Enthalpy of ionization for Rb(g) is 403.0 kJ/mol; electron attachment enthalpy for Cl(g) is −349.0 kJ/mol. Lattice enthalpy = kJ/molExplain the term crystal radii?
- In XCI, which crystallizes in NaCl structure, the sum of the anionic and cationic radii is found to be 296 pm. The density of the compound is 4,591 g cm3. Calculate the mass of the cation as g mol! Do not write units, only enter numerical values. Use two digits at most for decimal numbers, use dot (.) as decimal separator (i.e. two-point-fifty-one should be entered as 2.51). Do not use comma (,) as decimal separator. Answer: 143.4Use the following data to estimate AH; for potassium bromide. K(s) + Br2 (9) - KBr(a) Lattice energy -671 kJ/mol Ionization energy for K 419 kJ/mol Electron affinity of Br -325 kJ/mol Bond energy of Br2 Enthalpy of sublimation for K 193 kJ/mol 90. kJ/mol AH = kJ/molIn XCI, which crystallizes in CsCI structure, the sum of the anionic and cationic radii is found to be 333 pm. The density of the compound is 3.533 g cm. Calculate the mass of the cation as g mol". Do not write units, only enter numerical values. Use two digits at most for decimal numbers, use dot (.) as decimal separator (i.e. two-point-fifty-one should be entered as 2.51). Do not use comma () as decimal separator.
- Calculate the lattice energy of AgBr(s) using the following thermodynamic data (all data is in kJ/mol). Ag(s) ΔHsublimation = 265 kJ/mol Ag(g) Ionization energy = 711 kJ/mol Br-Br(g) Bond energy = 173 kJ/mol Br(g) Electron affinity = -345 kJ/mol AgBr(s) ΔH°f = -120 kJ/mol ______________ kJ/molGiven the data below (taken from standard data tables), calculate the crystal lattice energy for sodium oxide: (remember to ALWAYS enter units as well as numerical values) ΔHf° (Na2O(s) ) = –413 kJ/mol E.A.1(O) = –133 kJ/mol E.A.2(O) = 247 kJ/mol B.D.E. (O2) = 495 kJ/mol I.E.1(Na) = 495.5 kJ/mol I.E.2(Na) = 4562 kJ/mol I.E.3(Na) = 6912 kJ/mol ΔHsub° (Na) = 105 kJ/mol4. LaCoO3 is a very unusual magnetic material that exhibits different types of magnetism in different temperature ranges. It has been shown to be (a) paramagnetic, (b) ferromagnetic, and (c) diamagnetic depending on the temperature. Sketch the M vs. H behavior that would be expected for each below. Be sure to label your axes. (a) (b) (c)
- NH3, NCI3, and NF3 are all polar. Here is a data table with some additional information: Melting Point Molecular Name Boiling Point (°C) (°C) Geometry Nitrogen trihydride -77.7 -33.3 Trigonal Pyramidal (ammonia) Nitrogen trichloride -40.0 71.0 Trigonal Pyramidal Nitrogen trifluoride -207 -129 Trigonal Pyramidal Considering intermolecular forces, for what reason would nitrogen trichloride have such a high boiling point?Calculate the lattice energy of RbCl using the following data: AH (k) Rb(3) Rb(g) Chig) CI(g) + e Rb(s) + ¾Cl(g} Rb(g) Rb"(g) + e¯ 86 409 2CI(g) CF(g) RÜCI(s) 242 -355 4357. During a lab, a student filled in the following table regarding three unknown substances that could be jonic, molecular/covalent or metallic. Determine the type of bond based on the data: Appearance at room temperature Fine white solid crystals Conductivity of aqueous solution Melting point (high or low) Solubility in Conductivity of solid Type of Bond in substance Unknown water Non- A Soluble conductive High conductive Non- White solid shiny crystals Dull hard grey solid strip with shiny interior. Malleable. Non- B. Soluble Low conductive conductive Non- High insoluble high conductive conductivity