General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 21)

General Science

21.

When an iron nail gets rusted, iron oxide is formed

without any change in the weight of the nail

with decrease in the weight of the nail

with increase in the weight of the nail

without any change in colour or weight of the nail

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

38 comments Page 4 of 4.

S.vasanthi said: 8 years ago

It always increase because new element is joined.

Sri said: 8 years ago

How it increase the weight? Explain clearly.

Priyanka said: 9 years ago

According to me, Weight will remain same.

Sarat Mondal said: 5 years ago

Chemical sign of rust: Fe2O3, xH2O.

(1)

Saima said: 1 decade ago

What is mean by nail eventually?

(1)

Ashish said: 8 years ago

What is the correct answer?

Sarav said: 1 decade ago

Iron nail means what?

Sathersan said: 8 years ago

Lossing of weight.

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