Azim saw thr iron gate infront of his school that had rusted. 1. State any two methods by which rusting can be prevented? 2. State the condition under which iron articles rust. 3. Name the two metals mixed with iron inorder to make stainless steel.

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Solution

The solution is as follows :

1. Rusting can be prevented by:

- Galvanisation
- Oiling or greasing

2. Iron rusts in the presence of oxygen and moisture.

3. Stainless steel is formed by Fe and Cr.

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Azim saw thr iron gate infront of his school that had rusted. 1. State any two methods by which rusting can be prevented? 2. State the condition under which iron articles rust. 3. Name the two metals mixed with iron inorder to make stainless steel.

The solution is as follows : 1. Rusting can be prevented by: - Galvanisation - Oiling or greasing 2. Iron rusts in the presence of oxygen and moisture. 3. Stainless steel is formed by Fe and Cr.

The solution is as follows :

1. Rusting can be prevented by:

- Galvanisation
- Oiling or greasing

2. Iron rusts in the presence of oxygen and moisture.

3. Stainless steel is formed by Fe and Cr.