Question

What happens when a metal reacts with –

i) Oxygen

ii) an acid

iii) water.


who tell write answer i will mark as brainliest answer​

Answer 1

Explanation:

When a metal reacts with oxygen, a metal oxide forms. The general equation for this reaction is: metal + oxygen → metal oxide. Rust is a form of iron oxide and it forms slowly when iron is exposed to air. Iron can be transformed to steel (an alloy), which is more resistant to rust.

When an acid reacts with metal, a salt and hydrogen are produced: acid + metal → salt + hydrogen An example: ... The following table provides a summary of the name of the salt produced by different reactions between acids and metals.

Answer 2

Answer:

II)

Explanation:

oxygen is your correct answer