Q23
When an iron nail gets rusted, iron oxide is formed
A.
Without any change in the weight of the nail
B.
With decrease in the weight of the nail
C.
With increase in the weight of the nail
AnswerD.
Without any change in colour or weight of the nail
Answer: Option C
Solution
Answer: Option C
Solution:
When an iron nail gets rusted, iron oxide is formed with increase in the weight of the nail.