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.
Nature of compounds TeO₂ and TeH₂ is___________ and ______________respectively.
Match List I with List II:
Choose the correct answer from the options given below: