acids and alkalis Flashcards
1
Q
what is a common acid used?
A
- hydrochloric acid
- sulfuric acid
- nitric acid
2
Q
what does aqueous mean?
A
dissolved in water
3
Q
what do acids produce?
A
a hydrogen ion
4
Q
what are bases?
A
they’re chemicals which can neutralise acids producing a salt and water
5
Q
what are alkalis?
A
bases which are soluble in water
6
Q
what do alkalis produce in aqueous solutions?
A
hydroxide ions
7
Q
what ph do acids have?
A
between 0 and 6 (red/orange and yellow)
8
Q
what ph is neutral?
A
7 (green)
9
Q
what ph do alkaline solutions have?
A
between 8 and 14 (blue and purple)
