Show:
Acids
Bases
Acid Base Reactions
Acid Base Reactions
100
What is the pH range of acids?
0 - 6
100
What is the pH range of bases?
8 - 14
100
What is the reaction of an acid and base called?
Neutralisation
100
Acid + base ---> ____ + ____
Salt + water
200
What colour would red litmus paper turn when put in an acid?
It would stay red
200
What colour would red litmus paper turn if put in a base?
Blue
200
Acid + carbonate ---> _____ + _____ + _____
Salt + carbon dioxide + water
200
Acid + metal ----> _____ + _____
Salt + hydrogen
300
What ions are found in acids?
H+/Hydrogen
300
What ions are found in bases?
OH-/Hydroxide
300
Nitric acid + Sodium hydroxide --->
Sodium nitride + water
300
Sulfuric acid + Aluminium ---->
Aluminium sulfide + hydrogen
400
What colour using universal indicator would suggest a weak acid? What colour would suggest a strong acid?
Weak - yellow Strong - red
400
What colour using universal indicator would suggest a weak base? What colour would suggest a strong base?
Weak - blue Strong - purple
400
Hydrochloric acid + calcium carbonate ---->
Calcium chloride + carbon dioxide + water
400
Nitric acid + magnesium carbonate ----->
Magnesium nitride + carbon dioxide + water
500
List 3 properties of an acid
Tastes Sour Conducts Electricity Corrosive Some acids react strongly with metals Turns blue litmus paper red
500
List 3 properties of a base
Feel Slippery Taste Bitter Corrosive Can conduct electricity Do not react with metals Turns red litmus paper blue
500
HCl + NH4OH ---->
NH4Cl + H2O
500
H2SO4 + 2KOH ---->
K2SO4 + 2H2O