Properties of Liquids: Lesson 3 Quiz

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24 Questions

What is surface tension?

The energy required to stretch or increase the surface of a liquid by a unit area

What determines viscosity of a fluid?

Strength of intermolecular force, shape of the molecule, and temperature

Which factor results in high viscosity for a fluid?

Large molecules

What is vapor pressure?

The constant pressure established when the exiting evaporation rate is equal to the entering condensation rate

What does capillary action refer to?

The tendency of a liquid to rise in narrow tubes or be drawn into small openings

What is atmospheric pressure?

The pressure exerted by the weight of the air on a surface

What does ΔHvap represent?

The energy required to vaporize 1 mole of a liquid at a given temperature

Which substance has the highest molar heat of vaporization?

Water

What is the heat released when 1 mole of a gas condenses called?

Molar heat of condensation

What type of solids have distinct melting points and are anisotropic?

Molecular Solids

Which type of solid is composed of oppositely-charged ions linked together by ionic bonds?

Ionic Solids

What type of solid has large atoms causing the nucleus to lose strong hold on the valence electrons?

Metallic Solids

What is the basic repeating structural unit of a crystalline solid called?

Unit cell

What is the number of atoms surrounding an atom in a crystal lattice known as?

(ΔH) Coordination number

What property of liquids is a measure of a fluid’s resistance to flow?

Viscosity

Which factor contributes to high viscosity for a fluid?

High temperature

What determines the surface tension of a liquid?

Strength of intermolecular force

Which property refers to the tendency of a liquid to rise in narrow tubes or be drawn into small openings?

Capillary action

What is the constant pressure established when the exiting evaporation rate is equal to the entering condensation rate known as?

Vapor pressure

Which type of crystalline solid is characterized to be soft or deformable with low melting points?

Molecular Solids

What is the coordination number in a crystal lattice?

The number of atoms surrounding an atom in a crystal lattice

Which type of crystalline solid has no distinct melting points and atoms that are arranged in a rigid and orderly way?

Network Solids

What is the heat released when 1 mole of a gas condenses called?

Molar heat of condensation

What type of crystalline solid has large atoms causing the nucleus to lose strong hold on the valence electrons?

Metallic Solids

Test your knowledge on the properties of liquids such as surface tension, capillary action, viscosity, vapor pressure, boiling point, and relative humidity. This quiz covers Course Outcome 1, Lesson 3 topics including the behaviors and characteristics of liquids.

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