Acid,Bases And Salts Flashcards
0
Q
Alkalis are bases that:
A
Dissolve in water
1
Q
A solution has a pH of 4. what does this mean:
A
It’s acidic
2
Q
A liquid has a pH of 7.what does this tell you about the liquid?
A
It is natural
3
Q
Which salt is made from calcium carbonate reacts with hydrochloric acid?
A
Calcium chloride
4
Q
Which pair of substances react together to make copper sulphate?
A
Copper Oxide and sulphuric acid
5
Q
What is the correct method for making yourself from an acid and an insoluble base?
A
Neutralisation –> filtration –> evaporation
6
Q
Lead chloride is insoluble. it can be made by mixing solutions of?
A
Lead nitrate and sodium chloride
7
Q
A solution has a pH of 10. What does this mean?
A
It is weakly alkaline
