With the help of an activity, explain the conditions under which iron articles get rusted.
Corrosion and how it is prevented
Usually 2 marks a paper · mostly short answers · asked in 1 of the last papers
Notes are being written
The board questions below are real and complete — they come from the CBSE papers themselves. The written notes for this topic are still being prepared.
Board questions on this topic
1 from the CBSE papers we hold — the exact wording the board used.