Match the following:
| List - I (Metal) | List - II (Flame colour) | ||
|---|---|---|---|
| A) | Li | I) | Crimson red |
| B) | Na | II) | Yellow |
| C) | Ca | III) | Brick red |
| D) | Ba | IV) | Apple green |
Different metals impart characteristic colours to flame:
Lithium gives crimson red, Sodium gives yellow, Calcium gives brick red, and Barium gives apple green.
These flame colours help in identifying the elements in flame tests.