Question

Please help me with A

Answer 1

Answer:

(b) Tin is not the Noble metal

Explanation:

a metal (e.g. gold, silver, or platinum) that resists chemical action, does not corrode, and is not easily attacked by acids

Answer 2

Answer:

1. tin
2. occur in free state
3. oxygen gas
4. painting
5. at the top of the reactivity series
6. basic oxide