Hydrogen ions (H+)
Definition
Hydrogen ions, represented as H+, are positively charged particles that are formed when a hydrogen atom loses its electron. They play a crucial role in determining the acidity or alkalinity of a solution.
Related terms
pH Scale: A measurement scale used to indicate the acidity or alkalinity of a substance. It ranges from 0 (acidic) to 14 (alkaline), with 7 being neutral.
Acid Rain: Precipitation that has an unusually high concentration of hydrogen ions, resulting in increased acidity. It can have harmful effects on ecosystems and infrastructure.
Buffer: A substance or combination of substances that helps maintain the pH stability of a solution by resisting changes in acidity or alkalinity.
"Hydrogen ions (H+)" appears in:
Additional resources (1)
AP Environmental Science - Unit 9 Overview: Global Change
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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.