BJU Physical World - Intro to Physical Science - Ch 11
Question
Answer
Acid
Any substance that is capable of donating protons.
Arrhenius acid or base
Defines acid as a substance that increases the concentration of H+ when dissolved in water and a base as a substance that increases the concentration of OH- when dissolved in water.
Base
Any substance that is capable of accepting a proton.
Bronsted
Lowry theory of acids.
hydronium ion
The ion formed by the donation of a hydrogen ion to a water molecule; H30+.
hydroxide ion
A polyatomic ion with a negative charge, consisting of an oxygen atom and a hydrogen ion; OH-.
Indicators
An organic compound that shows a definite color change when it reacts with an acid or a base.
Ionization
The process of splitting a molecule into charged particles.
Neutralization
The reaction between an acid and a base that produces a salt and water.
pH scale
A scale that is used to indicate the relative concentrations of hydronium ions in a solution.
Salts
A substance that is formed from the negative ion of an acid and the positive ion of a base.
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