The Kinetic-Molecular Theory
Where does the prefix kinetic mean?
What is to move?
Who were the 2 chemists that proposed a model to explain the properties of gases?
Who are Ludwig Boltzmann and James Maxwell?
What causes some materials to be gases while others are liquids or solids at the same temperature?
What is intramolecular force?
What is sublimation?
What is the phase change going from a solid to a gas?
The overall kinetic energy of a particle is determined by __?
What is mass and velocity?
Kinetic-molecular theory describes...?
What is the behavior of matter in terms of particles in motion?
What is the term used to describe the movement of one material through another?
What is diffusion
What is the difference between intramolecular force and intermolecular force?
What is intramolecular force holds atoms together in a molecules and intermolecular force is between molecules?
When vaporization only occurs at the surface?
What is evaporation?
In order for the particles in a liquid to remain closely packed in a fixed volume, what happens in between particles?
What is forces of attraction?
__ is one in which no kinetic energy is lost
What is elastic collision
What does Graham’s law of effusion state?
What is the rate of effusion for a gas is inversely proportional to the square root of it’s molar mass?
What is the difference between intramolecular force and intermolecular force?
What is intramolecular force is the force that holds atoms together in a molecules and intermolecular force is between molecules?
Why do solids hold its shape?
What is the particles lose their kinetic energy and velocity?
Why is the surface of water in a container not straight?
What is cohesion and adhesion?
Since gas particles are so far apart, what do they not experience?
What is significant attractive or repulsive forces
The rate of diffusion or effusion of a gas is inversely proportional to what?
What is the square root of its molar mass.
What causes neighboring polar molecules to orient themselves so that oppositely charged regions align?
What is dipole-dipole forces?
What happens at the critical point in a phase diagram?
What is the pressure and the temperature becomes too great that the substance can’t exist as a liquid?
What are the 5 types of crystalline solids?
What is atomic, molecular, covalent network, ionic, and metallic?
What is the structure of the equation to find the kinetic energy of a particle?
What is KE= ½ mv2
How do you set up a proportion to compare the diffusion rates for two gases ?
RateA/RateB = square root of molar massB/molar massA
What are London forces and why are they called that?
What is it is another name for dispersion force, named after the German-American physicist who first described them, Fritz London.
What phase changes can occur at the triple point?
What is melting, freezing, evaporating, condensing, sublimination, and deposition (AKA all of them)?
There are three ways particles can be arranged in crystal lattice can be formed. What are their names?
What is simple-cubic, body-centered, and face-center unit cell?