Question

21. What is rust?
जंग क्या है?​

Answer 1

Answer:

Rust is an iron oxide, a usually reddish brown oxide formed by the reaction of iron and oxygen in the presence of water or air moisture. Rust consists of hydrated iron(III) oxides Fe₂O₃·nH₂O and iron(III) oxide-hydroxide. It is typically associated with the corrosion of refined iron.

Answer 2

Answer:

Rust is an iron oxide, a usually reddish brown oxide formed by the reaction of iron and oxygen in the presence of water or air moisture. Rust consists of hydrated iron(III) oxides Fe₂O₃·nH₂O and iron(III) oxide-hydroxide. It is typically associated with the corrosion of refined iron.

Explanation:

जंग एक की वजह से अपरिवर्तनीय क्षति या जीवित ऊतक या सामग्री के विनाश है रासायनिक या विद्युत रासायनिक प्रतिक्रिया। उदाहरण: जंग का एक प्रमुख उदाहरण है लोहे या स्टील की जंग लगने के ।