Ion Formation Worksheet

An atom becomes an ion with a -1 charge because the atom

• gains one electron.

• loses one electron.

• gains one proton.

• loses one proton.

Tags

NGSS.MS-PS1-1

The kinetic energies of particles in a sample of matter are increasing. This sample is most likely

• a liquid that is warming.

• a gas that is cooling.

• a liquid that is turning into a solid.

• a gas that is turning into a liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The Greek philosopher Aristotle described matter with the phrase “unable to be divided.” The modern concept that grew from Aristotle’s idea is the

• atom.

• proton.

• neutron.

• electron.

Tags

NGSS.MS-PS1-1

Which statement best describes the arrangement of particles in a solid state?

• The particles move randomly in all directions and are the farthest apart.

• The particles slide past one another and have spaces between them.

• The particles are closely packed and are fixed at their positions.

• The particles are loosely packed and move in straight lines.

Which of the following is true about the particles in a gaseous state?

• They are closely packed and fixed in position.

• They slide past one another with some spaces between them.

• They move randomly in all directions and are the farthest apart.

• They vibrate in place but do not move past each other.

Tags

NGSS.MS-PS1-4

Which of the following is produced during the process of cellular respiration?

• carbon dioxide

• sodium chloride

• oxygen

• sugar

In the process of photosynthesis, sunlight is converted into

• chemical energy.

• nuclear energy.

• mechanical energy.

• kinetic energy.

Tags

NGSS.MS-LS1-6

Materials that let electrons flow very easily from one atom to another are called:

• Insulators

• Conductors

• Non-metals

• Resistors

During a lecture, a professor was talking about the potential that hydrogen has for exploding under certain conditions. Which was most likely the topic of the professor’s lecture?

• Conductivity of Gases

• Phase Changes in Matter

• Chemical Properties of Gases

• Physical Properties of Elements

Tags

NGSS.MS-PS1-5

An engineer attempts to pull two different materials, X and Y, into wires. Material X can easily be drawn into a wire, but material Y quickly breaks into pieces. The engineer concludes that material X is a metal, and material Y is a nonmetal. Which statement correctly supports the conclusion made by the engineer?

• Metals are hard, and nonmetals are soft.

• Metals are ductile, and nonmetals are brittle.

• Metals are malleable, and nonmetals are brittle.

• Metals are lustrous, and nonmetals are dull.