QQuestionChemistry
QuestionChemistry
Question: Which definition best describes the term activation energy? the energy required to separate ions in a crystalline solid the minimum kinetic energy that particles must possess for a chemical reaction to occur the energy required to remove an electron from a gaseous atom the energy of motion
# Which definition best describes the term activation energy?
the energy required to separate ions in a crystalline solid
the minimum kinetic energy that particles must possess for a chemical reaction to occur
the energy required to remove an electron from a gaseous atom
the energy of motion
12 months agoReport content
Answer
Full Solution Locked
Sign in to view the complete step-by-step solution and unlock all study resources.
Step 1:I'll solve this step by step, focusing on the precise definition of activation energy.
Step 2:: Understanding Activation Energy
Activation energy is a fundamental concept in chemical kinetics. It represents the minimum energy required for a chemical reaction to occur.
Step 3:: Analyzing the Given Options
Let's carefully examine each option: a) Energy to separate ions in a crystalline solid b) Minimum kinetic energy for a chemical reaction to occur c) Energy to remove an electron from a gaseous atom d) Energy of motion
Step 4:: Detailed Analysis
- Option a describes lattice energy, not activation energy - Option b precisely matches the definition of activation energy - Option c describes ionization energy - Option d is a general description of kinetic energy
Step 5:: Confirming the Definition
Activation energy is the minimum energy barrier that reactant molecules must overcome to successfully transform into product molecules during a chemical reaction. This is represented in reaction energy diagrams as the energy needed to reach the transition state.
Final Answer
Option b - the minimum kinetic energy that particles must possess for a chemical reaction to occur - is the correct definition of activation energy.
Need Help with Homework?
Stuck on a difficult problem? We've got you covered:
- Post your question or upload an image
- Get instant step-by-step solutions
- Learn from our AI and community of students