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A Molecular Approach to Chemistry

Authored by Charles Martinez

Chemistry

9th Grade - University

48 Questions

NGSS covered

A Molecular Approach to Chemistry
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The kinetic-molecular theory explains the properties of solids, liquids, and gases in terms of the energy of the particles and

gravitational forces.
the forces that act between the particles.
diffusion
mass of the particles

Tags

NGSS.HS-PS3-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

According to the kinetic-molecular theory, particles of matter

are in constant motion.
have different shapes.
have different colors.
are always fluid

Tags

NGSS.HS-PS3-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The particles of a real gas

attract and repel each other
are involved in elastic collisions
travel in a straight line
do not loose energy after collisions

Tags

NGSS.HS-PS2-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements is NOT true, according to the kinetic theory?

There is no attraction between particles of a gas.
Only particles of matter in the gaseous state are in constant motion.
The particles of a gas collide with each other and with other objects.
All of the statements are true.

Tags

NGSS.HS-PS2-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

According to the kinetic theory, collisions between molecules in a gas ____.

are perfectly elastic
are inelastic
never occur
cause a loss of total kinetic energy

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements is part of the kinetic theory?

The particles of a gas move independently of each other.
The particles in a gas move rapidly.
The particles in a gas are relatively far apart.
All of the other answers

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An ideal gas is a hypothetical gas

not made of particles.
that conforms to all of the assumptions of the kinetic theory.
whose particles have zero mass.
made of motionless particles.

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