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GCSE Chemistry 11L1: Acids, Bases, and Salts

Chemistry20 CardsCreated 2 months ago

This deck covers key concepts related to acids, bases, alkalis, and salts, including their definitions, reactions, and properties.

Define an alkali.

They form hydroxide ions in water/proton acceptors.
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Key Terms

Term
Definition
Define an alkali.
They form hydroxide ions in water/proton acceptors.
What is a proton donor?
An acid
Which oxide is required in the making of sodium chloride?
Sodium oxide
What is a salt?
A substance produced when an acid and a metal react or an acid and a base/alkali.
What is the definition of an acid?
A substance that gives up H+ ions (hydrogen) in a solution.
What is the symbol equation for sulphuric acid + copper oxide —-> copper sulphate + water
H2SO4+CuO—>CuSO4+H2O

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TermDefinition
Define an alkali.
They form hydroxide ions in water/proton acceptors.
What is a proton donor?
An acid
Which oxide is required in the making of sodium chloride?
Sodium oxide
What is a salt?
A substance produced when an acid and a metal react or an acid and a base/alkali.
What is the definition of an acid?
A substance that gives up H+ ions (hydrogen) in a solution.
What is the symbol equation for sulphuric acid + copper oxide —-> copper sulphate + water
H2SO4+CuO—>CuSO4+H2O
What is a substance called with a pH of less than 7?
An Acid
What do bases do?
They react with acids and neutralise them to make a salt and water
What happens when acids react with bases or alkalis?
A salt and water are made: acid + metal oxide → salt + water acid + metal hydroxide → salt + water
What happens when Acids react with reactive metals, such as magnesium and zinc?
It makes a salt and hydrogen: acid + metal → salt + hydrogen
What are acids?
Acids are substances which give up H+ ions in solution.
Are all bases alkaline?
No an alkali is a soluble base not all bases can dissolve in water e.g. copper oxide.
What is a salt?
Something produced when an acid is reacted with an alkali or base.
What type of substance acts as a proton donor?
An acid
What type of substance acts as a proton acceptor?
An alkali
What is the chemical opposite of an acid?
A base not a bass!
What is an acidic solution?
A solution with a pH less than 7.
What is an alkaline solution?
A solution with a pH more than 7
What is a salt?
The substance created when a acid reacts with a base or alkali.
What is another name for an acid?
A proton donor