7. For each of the following pairs of substances, predict which member of the pair will have the higher melting point, and indicate why. a. NaCl and Cl2 b. NaF and MgO c. HCl and HF d. Ar and NO

Q: Acetic acid's sublimation heat is anticipated to be between 10.8 and 24.3 kJ/mol, based on its heat…

A: Given,  Acetic acid's sublimation heat is anticipated to be between 10.8 and 24.3 kJ/mol

Q: Decide what kind of crystalline solid each element or compound in the table forms, and what kind of…

A: There are various types of intermolecular forces exist between molecules such as hydrogen bonded,…

Q: There are three sets of sketches below, showing the same pure molecular compound (ammonia, molecular…

A: To determine the type of sketch at given 4 , we use given melting and boiling point.  From this we…

Q: What two properties of an ion dictate whether it can fit into a molecule/crystal lattice?

A: In a crystal lattice, the ions or molecules are arranged in a definite order. In the crystal…

Q: The very high melting point and boiling point of ionic compounds such as NaCl is due to the very…

A: • We need to determine which intermolecular force of attraction exist in ionic compounds.

Q: Two different pure solids are melted, and one exhibits a melting point of 138 oC, while the other…

A: Compounds are formed from two or more elements. Compounds are characterized by different chemical…

Q: Decide what kind of crystalline solid each element or compound in the table forms, and what kind of…

A: A molecular solid consists of discrete molecule. Vander-waal forces, dipole-dipole forces and London…

Q: Determine the relative radius of the largest ion that can fit into the "hole" formed by four large…

A: Large ions are present at corners of the square so the void formed by them is square planar void.

Q: Kr is bigger and alightly heavier than cl2.  That's it should have more London forces.  so why is…

A: Electronic configuration of Cl: 17e- : 1s2 2s2 2p6 3s2 3p5 Electronic configuration of Kr: 36e- :…

Q: Identify the most important types of interparticle forces present in the solids of each of the…

A: CaCl2 is an ionic compound , Ca+2   2Cl-1   hence interparticle forces present in solids are : -…

Q: Which of the following compounds would most likely have the highest melting point? NaCl NaF CaCl2…

A: We are to discuss the melting point order of given ionic compounds. And furthur dicuss the reason…

Q: Please help me solve the following question, explain it and pls pls make sure its correct, thanks !!

A: Carbon (C) forms an atomic solid, specifically a network solid, where the atoms are held together by…

Q: Select the type of crystalline solid that would form for Na.

A: The compounds which have metallic and ionic bonds will be metal solid crystal and ionic solid…

Q: There are three sets of sketches below, showing the same pure molecular compound (ammonia, molecular…

A: Boiling point is the temperature at which liquid state of a compound is converted into its gaseous…

Q: There are three sets of sketches below, showing the same pure molecular compound (ammonia, molecular…

A: Any matter can exist in any of the 3 physical states mentioned below:

Q: Order the following ionic solids by increasing lattice energy. (low energy →high energy) NaCl KCI…

A: Given  Compound = NaCl ,KCl ,RbCl  Order of Lattice Energy = ? Lattice Energy : The Energy required…

Q: order of elution of the three halocarbons with respect to: a) Molecular size alone b) Boiling point…

A: Molecular size order :  Carbon tetrachloride (CCl4) > Chloroform (CCl3) > Dichloromethane…

Q: Distinguish sodium chloride structure and diamond structure. Provide an illustration to support your…

A: The main difference is – Sodium chloride is ionic and have Rock salt type structure while  Diamond…

Q: The approximate molar mass of a volatile liquid can be determined by:1. Heating a sample of the…

A: The variables of a gas are related by Ideal gas equation,PV=nRTP is pressureV is volumeR is gas…

Q: 27. Please define the terms of sublimation and crystallization and give examples for each concept.

A: Solution - Sublimation - Sublimation is the transition of a substance directly from the solid to the…