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Science acids and bases
science
30
Education
9th Grade
01/24/2014

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Cards

Term
What is an acid?
Definition
Compounds that contain hydrogen
Term
What does an acid release when it is dissolved in water?
Definition
Hydrogen ions
Term
What does the hydrogen ions and water form when it combines?
Definition
Hydronium
Term
What is an acids taste?
Definition
Sour
Term
What are acids able to conduct?
Definition
Electricity (electrolytes)
Term
Acids are ________ (able to react with metals and harmful to the skin)
Definition
Corrosive
Term
What do acids react with to produce a predictable color change?
Definition
Indicator
Term
What color does bromthymal blue turn in the presence of an acid?
Definition
Yellow
Term
What color does blue litmus paper turn in the presence of an acid?
Definition
Red
Term
What color does universal paper turn in the presence of an acid?
Definition
Red
Term
What are some examples (6) of acids?
Definition
Acetic(vinegar),ascorbic(vitamin C),carbonic( in soda), nitric(fertilizers), hydrochloric( in stomach), sulfuric(batteries and used to make other acids)
Term
What is a base?
Definition
Compounds that contain the hydroxide ion
Term
When a base dissolves in water what gets released?
Definition
Hydroxide
Term
What are the ions charged when a base dissolves in water?
Definition
Negatively
Term
How do bases taste?
Definition
Bitter
Term
How do bases feel?
Definition
Slippery
Term
What do bases conduct?
Definition
Electricity(electrolytes)
Term
Bases are______ (like acids that they react with metals and harmful to the skin)
Definition
Corrosive
Term
What do bases react with to produce a predictable color change?
Definition
Indicator
Term
What color does phenolpthalein turn in the presence of a base?
Definition
Pink
Term
What color does red litmus paper turn in the presence of a base?
Definition
Blue
Term
What color does universal paper turn in the presence of a base?
Definition
Blue
Term
What are some examples (4) of bases?
Definition
Aluminum hydroxide(deodorants and antacids), magnesium hydroxide (laxative),sodium hydroxide(drain cleaner), ammonia(cleaning supplies)
Term
What is the difference between strong acids and weak acids?
Definition
Strong acids- produce a lot of hydrogen ions in a solution and break apart completely
Weak acids- produce fewer hydrogen ions in a solution and does not break apart completely
Term
What is the difference between strong bases and weak bases?
Definition
Strong bases- produce a lot of hydroxide ions in solution and break apart completely
Weak bases- produce fewer of hydroxide ions in solution and does not break apart completely
Term
What is the pH scale?
Definition
A comparison between strong and weak acids and bases in a range 0-14
Term
What are the numbers 0-6 on the pH scale?
Definition
Acids- 0-3 are strong acids 4-6 are weak acids
Term
What is 7 on the pH scale?
Definition
Neutral
Term
What are the numbers 8-14 on the pH scale?
Definition
Bases- strong bases are the numbers 11-14 weak bases are numbers 8-11
Term
What is neutralization?
Definition
A chemical reaction between an acid and a base produces a salt
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