Question:
Can the process of rusting be called combustion? Discuss.
Can the process of rusting be called combustion? Discuss.
Updated On: Dec 5, 2025
Show Solution
Verified By Collegedunia
Solution and Explanation
No, as rusting is a very slow process as compared to combustion and the heat evolve in combustion is much more than rusting. Rusting can take place at room temperature but combustion need an ignition temperature.
Was this answer helpful?
2
0
Top CBSE Class VIII Science Questions
Select the correct word from the following list and fill in the blanks.
float, water, crop, nutrients, preparation- The same kind of plants grown and cultivated on a large scale at a place is called ____.
- The first step before growing crops is ____ of the soil.
- Damaged seeds would ____ on top of water.
- For growing a crop, sufficient sunlight and ____ and ____ from the soil are essential.
- List conditions under which combustion can take place.
- Match items in column A with those in column B.
A B (i) Kharif crops (a) Food for cattle (ii) Rabi crops (b) Urea and super phosphate (iii) Chemical fertilizers (c) Animal excreta, cow dung urine and plant waste (iv) Organic manure (d) Wheat, gram, pea (e) Paddy and maize - Fill in the blanks:
- Burning of wood and coal causes ___ of air.
- A liquid fuel, used in homes is ___.
- Fuel must be heated to its ___ ___ before it starts burning.
- Fire produced by oil cannot be controlled by ___.
- Explain how the use of CNG in automobiles has reduced pollution in our cities.
View More Questions