Positive Ions Flashcards
1
Q
What colour is the (positive ion) precipitate, Copper(II) ,when reacted with sodium hydroxide?
A
Blue
2
Q
What colour is the (positive ion) precipitate, Iron(II) ,when reacted with sodium hydroxide?
A
Green
3
Q
What colour is the (positive ion) precipitate, Iron(III) ,when reacted with sodium hydroxide?
A
Brown
4
Q
What colour is the (positive ion) precipitate, Calcium ,when reacted with sodium hydroxide?
A
White
5
Q
What colour is the (positive ion) precipitate, Magnesium ,when reacted with sodium hydroxide?
A
White
6
Q
What colour is the (positive ion) precipitate, Aluminium ,when reacted with sodium hydroxide?
A
White, but redissolves in excess sodium hydroxide
