Chapter 12 Flashcards
1
Q
What is a precipitate and how is it formed?
A
The precipitate is formed when two solutions are mixed and an insoluble compound sometimes forms, a solid forms and separates from the solution.
2
Q
What are spectator ions?
A
ions that remain in a solution and are unchanged in the course of a reaction. They are not included in ionic equations.
3
Q
What are ionic equation?
A
They are full equations that focus on the actual reaction and they are the type of equation in which spectator ions are omitted.
4
Q
What are the 4 steps in purification of water?
A
- Flocculation
- Settling of the floc
- Filtering
- Chlorination
