Energy Diagram Review

A graph that shows the energy changes that occur during a chemical reaction

• phase change diagram

• heating curve

• potential energy diagram

• chemistry diagram

Tags

NGSS.HS-PS1-4

The highest point in a potential energy diagram

• Activated Complex

• Activation Energy

• Heat of Reaction

• Temperature

Which of the following is an exothermic phase change?

• sublimation

• vaporization

• melting

• freezing

Tags

NGSS.HS-PS3-4

The energy required to reach the activated complex

• Activated Complex

• Activation Energy

• Heat of Reaction

• Temperature

What kind of energy diagram is shown in the picture?

• endothermic energy diagram

• exothermic energy diagram

Tags

NGSS.HS-PS1-4

total amount of kinetic energy that flows because of a difference in temperature

• heat

• temperature

• activation energy

• mass

Tags

NGSS.HS-PS3-4

A chemical reaction that releases heat

• endothermic reaction

• exothermic reaction

• synthesis reaction

• decomposition

Tags

NGSS.HS-PS1-4

A chemical reaction that absorbs heat

• exothermic reaction

• endothermic reaction

• decomposition reaction

• combustion reaction

Tags

NGSS.HS-PS1-4

What does it mean when a reaction has a high activation energy

• the reaction is exothermic

• that reaction does not take place

• the reaction is fast

• the reaction is slow

Tags

NGSS.HS-PS1-5

What kind of energy diagram is shown in the picture

• exothermic

• endothermic

Tags

NGSS.HS-PS1-4