C2.6 - Acids, Bases And Salts Flashcards
What is neutralisation?
A reaction between an acid and a base.
What are the products of an acid + base reaction?
Salt + water.
What type of base is an alkali?
One that will dissolve in water.
What pH are the products of a neutralisation reaction?
7.
What are the products of an acid + metal reaction?
Salt + hydrogen.
Why are some metals unsuitable for producing salts?
They are either too reactive or not reactive enough.
How can salt solutions produce solid salts?
Through crystallisation.
How can insoluble salts be made?
Mixing solutions of ions together.
What can precipitation be used for?
Removing unwanted ions from solutions.
What are two examples of bases?
Metal oxides and metal hydroxides.
What will the salt produced by a reaction depend on? (2)
- The acid used.
2. The metal in the base/alkali.
What salts does hydrochloric acid produce?
Chlorides.
What salts does nitric acid produce?
Nitrates.
What salts does sulphuric acid produce?
Sulphates.
What is the pH of a solution of ammonia in water?
Alkaline.
