Chemistry of Materials

• What is the state of matter characterized by having a definite shape and volume?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

• Which of the following statements best describes the particles in a gas?

• They are closely packed together and vibrate in place.

• They are closely packed together but can slide past each other.

• They are spread out and move freely.

• They are arranged in a fixed pattern but can flow past each other.

Tags

NGSS.MS-PS1-4

• What happens to the particles in a substance as it undergoes melting?

• They move faster and spread out.

• They slow down and come closer together.

• They break apart into smaller particles.

Tags

NGSS.MS-PS1-4

• Which state of matter has a definite volume but takes the shape of its container?

• Solid

• Liquid

• Gas

• Plasma

• What is the term for the process of a gas changing into a liquid?

• Condensation

• Evaporation

• Sublimation

• Deposition

Tags

NGSS.MS-PS1-4

• Which of the following is a property of metals?

• They are poor conductors of electricity.

• They are brittle and easily breakable.

• They tend to gain electrons in chemical reactions.

• They are typically shiny and good conductors of heat.

• • • What is the characteristic of elements in the same group (column) of the periodic table?

• They have similar properties and chemical behaviors.

• They have the same number of neutrons.

• They have the same atomic mass.

• They have the same number of protons.

• Which element is located at the top of Group 17 (halogens) in the periodic table?

• Bromine (Br)

• Iodine (I)

• Fluorine (F)

• Chlorine (Cl)

Tags

NGSS.HS-PS1-1

• What is the atomic number of an element that has 11 protons and 12 neutrons in its nucleus?

• 12

• 11

• 23

• 24

• Which of the following is an example of a chemical property of matter?

• Density

• Color

• Reactivity

• Melting point