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Question Practice

What is the main cause of rust formation on iron objects?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 7
Science
Curiosity
The World of Metals and Non-metals
Question Bank

What is the main cause of rust...

Single Answer MCQ
Q-00127723

What is the main cause of rust formation on iron objects?

1

Dry air

2

Salt water

3

Moisture and oxygen

4

Pure water

Previous QuestionNext Question
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Q4.

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