MCQ 144: The attraction of water molecules to the ions on the surface of ionic solid is termed as A. ion-dipole attractions B. dipole interaction C. dipole reaction D. ion-attraction

Q: 3. What are the intermolecular forces of attraction that hold the water molecules together? Explain…

A: The chemical formula of water is H2O. Intermolecular forces are the attractive forces that hold the…

Q: What is the strongest intermolecular force in Nitric acid? A. Dipole-dipole B.Hydrogen bond C.…

A: The structure of nitric acid i.e HNO3 is as shown below.

Q: 1. Which of the following is NOT a characteristic of liquids? A. Liquids have the ability to flow.…

A: 1. Which of the following is NOT a characteristic of liquids?

Q: What are dispersion forces? How does the strength of dispersionforces relate to molar mass?

A: It has been observed that even in non polar molecules (or atoms) there is some force of attraction.

Q: What kind of intermolecular forces act between a water molecule and a chloramine (NH,CI) molecule?…

A: The intermolecular forces present between water molecule and chloramine are, i) Dispersion forces…

Q: 1. How do the temperatures affect the change of phase of a matter? 2. What is the difference between…

A: Given,

Q: what is the reason for the formation of hydrogen bonds between molecules of water

A: Water molecules forming hydrogen bonds with one another. The partial negative charge on the O of one…

Q: How is the miscibility of two liquids related to their polarity?

A: Polarity here refers to the polar or nonpolar nature of the molecules of the liquid and miscibility…

Q: 1) Identify the most electronegative and least electronegative element. a) If there is none, then…

A: Applying concept of chemical bonding and hydrogen bonding.

Q: In a healthcare product, choose one property of this product.  Since a product is a bunch of…

A:

Q: Which statement below would be accurate about freezing water (AH°tus for water 40.7 kJ/mol) ? O…

A: When the heat is released  from system  the process is exothermic.

Q: Ethyl alcohol (CH3CH2OH) easily mixes with water between these two predominantly due to the -…

A: For hydrogen bonding hydrogen must be bonded with a electronegative atom like Fluorine, nitrogen or…

Q: 18. The boiling point of water is exceptionally high because: (a) There is covalent bond between H…

A: The boiling point of water is nearly 1000C , this is higher boilingvpoint comparing with same…

Q: Which intermolecular forces do the particles in the image (Br– in water) experience? Note that the…

A: In atom electrons revolve around nucleus which contains protons and neutrons. In atoms dipole is not…

Q: Solution formation between hexane CH3(CH₂)4CH3 and octane CH3(CH₂)6CH3 is governed by which kind of…

A: Dipole-dipole forces are attractive forces that occur between the positive end of one polar molecule…

Q: Which of the following has the highest vapor pressure? PH3 SiH4 H2Se GeH4 HF

A: Vapor pressure depends on nature of liquid,  presence of a solute and temperature. Vapor pressure…

Q: K3PO4 and H2O form a homogenous aqueous solution, in which K3PO4 dissociates. Which type(s) of…

A: Forces of attraction  present in the solution are dispersion force, dipole-dipole force, hydrogen…

Q: Polar or London Nonpolar Dispersion Dipole Bonding Substance Dipole-| Hydrogen Forces Forces…

A: The nature of intermolecular forces are electrostatic. van der Waals forces as well as hydrogen…

Q: When LiCl dissolves in water, aqueous Li+ and Cl- ions result. The force of attraction that exist…

A:

Q: Why is hexane more volatile than water? Explain by mentioning the differences in their structure and…

A: Substances with strong intermolecular forces have lower vapor pressures and are less volatile, while…

Q: 1.What happens to energy when ; Water vapour changes to liquid water by condensation

A: Condensation is the process of converting gas molecules to liquid form. When decrease the…

Q: How is polarity related to the formation of intermolecular forces of attraction?

A: Polarity comes from electronegativity of elements. The more electronegative elements pulls the…

Q: 1. Answer the following questions using the figure below: 1000 Normal BP 34.6 °C Normal BP Normal BP…

A: The given molecules are: Diethyl ether Ethanol Water

Q: Why are intermolecular forces not effective in the gas of phase matter? How will you relate it to…

A: At low temperatures, gas particles have less motor energy, and in this way move all the more…

Q: 1. Why is one of the properties of water a sticky or elastic surface? a. The polarity and density…

A: Given statement is : Why is one of the properties of water a sticky or elastic surface = ?  Options…

Q: Oil and water? What force is primarily responsible for the fact that oil and water do not mix…

A: Water is a transparent, tasteless, odorless, and colorless liquid. In water, there are two atoms of…

Q: Why is solid water (ice) less dense then liquid water? O due to the effect of hydrogen bonding on…

A: The ice is less dense then the liquid water-

Q: MCQ 146: Permanent dipole-dipole forces are present between two A. atoms B. molecules C. orbits D.…

A: Dipole-dipole forces are the electrostatic interactions of permanent dipoles in molecules. These…

Q: Based off of the principles of intermolecular forces, which liquid has the highest vapor pressure?…

A: The liquid molecules tend to convert into the vapour phase. In a closed container, the pressure of…

Q: In a pure sample of HF, what forces of attraction exist between the molecules? A) dispersion forces…

A: Intermolecular interactions are mainly 4 types which are written below in increasing order of…

Q: what happens to the boiling point of water due to the presence of hydrogen bonds and why does this…

A: In the case of water, hydrogen bonding, which is a special case of polar dipole forces exerts a very…

Q: Where is the intermolecular force in the image below? A H-N-H H-N-H B H. a Both None of the above

A: Correct answer is (A). Intermolecular force is between two molecules and it is denoted by dotted…

Q: List the following in order of increasing strength (weakest to strongest). hydrogen bonding…

A: In the molecule two type of forces acts one is primary force and another is secondary force. Primary…

Q: what is london dispersion force and what are some examples of it?

A: London dispersion forces are the intermolecular forces exist in all molecules regardless of…

Q: How Dipole–Dipole Interactions work ?

A:

Q: Where does the heat absorbed by the ice go if its temperature remains constant? A. It goes to the…

A: When the heat is supplied to ice ,the whole heat is used to break the intramolecular hydrogen bonds…

Q: The following is Diagram 3.9 from your text. Why are the ions oriented this way? What special…

A:

Q: The high boiling point of water (100 °C) is due to between water molecules.

A: Types of inteermolecular forces : Dipole-Dipole interaction : It exist between molecules having a…

Q: Melting Boiling Point Point Molar Density (g/mL) Chemical Notes Mass (g/mol) (°C) (°C) Acetone CAS:…

A: Answer:- Rest of this chart is filling -

Q: Composition type (ionic, etc):         Physical state at +200 °C         Physical state at…

A: All non-polar covalent molecules has strong induced dipole- induced dipole interaction if their size…

Q: Explain the concept of Boyle's law in spray paint.

A: Boyle's Law:-According to Boyle's law at a fixed temperature, the volume of gas is inversely…

Q: Br2 and hexane form a homogeneous nonpolar solution. Which type(s) of forces are involved?…

A: Br2 and hexane both are non-polar but they form homogeneous solution because Br2 dissolves in…

Q: Questions 1,2, and 3

A: Since you have posted multiple questions, we are entitled to answer only 1 question.

Q: 1. Write about the molar energies of attraction associated with dipole-dipole interaction using HCI…

A: Note - Since you have asked multiple questions, we will only solve the first question for you. To…

Q: What is the difference between dipole–dipole interactions and London dispersion forces?

A: Intermolecular force of attraction that holds the different molecules of a substance together is…

Q: In a nonpolar molecule as the number of electrons increase, the London dispersion forces become v…

A: Effect of No of electrons in Non polar molecules on London dispersion forces = to be determined…

Q: For the dissolving of KCl, which process or processes involve more energy- breaking ionic bonds and…

A: KCl is an ionic compound and when dissolved in water it will dissociate into its constituent ions.…

Q: Correct or incorrect a)Methanol is a polar molecule. True or False? b)List all the intermolecular…

A: a) methanol molecules is a polar molecule.  Answer is False  b) intermolecular forces present in…

Q: What is the most prominent intermolecular force/s of attraction present when water forms beaded…

A: The forces which are acting between two molecules are known as intermolecular forces,  these forces…