Acids, Bases and Neutralisation Flashcards
1
Q
What do all acids have in common?
A
They all have hydrogen in their formula
2
Q
Why are some acids strong?
A
All hydrogen atoms in an acid are released as H+ ions in aqueous solutions
3
Q
Why are some acids weak?
A
Only a small amount of hydrogen ions dissociate in an aqueous solution
4
Q
What is a base?
A
A substance that neutralises an acid to form a salt
4
Q
What is an alkali?
A
A base that dissolves in water and releases hydroxide/ OH- ions into a solution
5
Q
What type of substances are classified as bases?
A
-Metal Oxides
-Metal Hydroxides
-Metal Carbonates
-Ammonia
6
Q
Can pure metals form salt with acids? (i.e Sodium?)
A
Yes
