Question

The process by which iron articles get coated with a reddish brown powder ​

Answer 1

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.

Explanation:

follow me and make my answer brainlist plz

Answer 2

$\huge\bf{Answer :}$

• The process by which iron articles get coated with reddish-brown powder corrosion.

$\huge\bf{ Extra\:Information :}$

Corrosion: It is the process in which iron metals are slowly eaten away by the action of air and moisture present in the air is called corrosion.

• It is also named as rusting.

Example:

• The blackish coating on Silver.

• The green coating on copper.

• The reddish brown coating on iron.

Effects of corrosion:

• Corrosion causes damage to the car, bridges, ships and all the objects made of metals.

• It weakens the metals objects.

• It is a wasteful process. Tons of metals get wasted in the country.

Prevention of corrosion:

• Painting and greasing
• Electroplating
• Galvanization
• Using corrosion Inhibitor