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Chemistry
Acids, Bases and Salts
Question | Answer |
---|---|
What are the two most common things we use to measure pH? | Universal indicator, pH probe |
What is a base? | Any substance with a pH greater than 7 |
What is the definition of an alkali? | A base that dissolves in water to form a solution with a pH greater than 7 |
What two products will you get from a neutralisation reaction? | Salt and water |
When alkalis are added to water, they form __________________ ions | negative hydroxide (OH-) |
When acids are added to water, they form ________________ ions | positively charged hydrogen (H+) |