Question

You must have observed that iron articles are shiny when new, but get coated with a reddish brown powder when left for some time. Justify the sentence with your explanation and define the process. Write the formula of that brown powder.list any 2 means to avoid the above.​

Answer 1

Answer:

Answer. The main reason why the objects made of iron get coated with a reddish-brown powder when left open for some time is due to the attack of atmospheric gases such as hydrogen and oxygen on iron particles