Metal Ions - Colour test✔️

Question 1

Colour of lithium for a flame test?

Answer 1

Crimson

Question 2

Colour of sodium for a flame test?

Answer 2

Yellow

Question 3

Colour of potassium for a flame test?

Answer 3

Lilac

Question 4

Colour of calcium for a flame test?

Answer 4

Red/Orange

Question 5

Colour of copper for a flame test?

Answer 5

Green

Question 6

How do you prepare a flame test?

Answer 6

Nichrome wide loop should be dipped in concentrated hydrochloric acid and then heated (to clean it) - dipped in acid again before dipping into metal compound being tested - hold in roaring blue flame - use the colour to identify the metal ion