Skip to content
Back to quiz
6. what do you get when you add Iron(II) sulphate and sodium hydroxide solution
- ammonia gas -> blue at top over time
- dark green precipitate -> orange at top over time
- white precipitate -> red at top over time
7. colour of flame with calcium chloride
- hazelnut brown
- brick red
- lime green
8. what do you get when you add magnesium chloride and sodium hydroxide solution
- green precipitate
- white precipitate
- blue precipitate
9. what do you get when you add copper sulphate and sodium hydroxide solution
- blue preciptate
- dark green precipitate
- white precipitate
10. colour of flame with barium chloride
- sea blue
- apple green
- brick red
11. what do you get when you add Aluminium sulphate and sodium hydroxide solution
- green precipitate -> blue at top over time
- white precipitate -> add more sodium hydroxide and redissolves
- blue precipitate -> add more aluminium sulphate and redissolves
12. colour of flame with lithium chloride
- forest green
- crimson red
- lilac/purple