Indicators
Formulas
Properties
Acid-Base Reactions
pH scale
100
This substance turns red litmus blue.
What is a base?
100
The element that most acids begin with.
What is hydrogen (H)?
100
The taste of acids.
What is sour?
100
The gas produced when an acid reacts with a metal.
What is hydrogen gas?
100
The pH of an acidic solution.
What is below 7?
200
The pH of a substance that does not change the colour of litmus paper.
What is 7?
200
The polyatomic ion that bases end with.
What is hydroxide (OH)?
200
The taste of bases.
What is bitter?
200
The two reactants in a neutralization reaction.
What are an acid and a base?
200
The term used for a substance with a pH of 7.
What is neutral?
300
The type of substance that turns phenolphthalein pink.
What is an base?
300
The type of substance that HBr is.
What is an acid?
300
The substance that corrodes metals.
What is an acid?
300
The pH of the products of a neutralization reaction.
What is 7?
300
What the pH scale is a measure of.
What is hydrogen ion concentration?
400
A substance that changes colour in the presence of an acid or base.
What is an indicator?
400
The type of substance that NaF is.
What is a salt?
400
The term that means to burn human skin.
What is corrosive?
400
The two products of a neutralization reaction.
What are water and a salt?
400
The concentration of hydrogen ions in a base.
What is low?
500
The difference in degree of acidity between a pH of 2 and a pH of 4.
What is 100 times.
500
The term that means "dissolved in water" placed at the end of acid/base formulas.
What is aqueous?
500
The term that means to react easily with human skin.
What is caustic?
500
The type of ionic compound produced when an acid reacts with a metal.
What is a salt?
500
The increase in acidity if the pH drops from 5 to 2.
What is 1000 times.
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