Flame Colours & Metal Hydroxide Test Flashcards
1
Q
What’s the flame colour of lithium?
A
Crimson-red
2
Q
What’s the flame colour of potassium?
A
Lilac
3
Q
What’s the flame colour of calcium?
A
Orange-red
4
Q
What’s the flame colour of copper?
A
Green
5
Q
What’s the flame colour of sodium?
A
Yellow
6
Q
What’s the observation when NaOH is added to iron (II)?
A
Green precipitate
7
Q
What’s the observation when NaOH is added to iron (III)?
A
Rust coloured precipitate
8
Q
What’s the observation when NaOH is added to copper (II)?
A
Blue precipitate
9
Q
What’s the observation when NaOH is added to aluminium?
A
White precipitate
10
Q
What’s the observation when NaOH is added to calcium?
A
White precipitate
11
Q
What’s the observation when NaOH is added to magnesium?
A
White precipitate
