Question

3. State any two differences between formation of rust and formation of ice.

Answer 1

Answer:

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Explanation:

*Formation of a ice is a physical change and formation of Rust is a chemical change .

*Formation of ice can be reversible but the formation of rust is not reversible that is its Irreversible

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Answer 2

Two differences between formation of rust and formation of ice:

• The formation of rust is a chemical change.
• It is reversible.
• Water forming into ice is a physical change.
• It is irreversible.

Explanation:

• Rusts form on metal objects when the metal comes in contact with the oxygen leaving a reddish type of coating on the metal.

• Rust is not that dangerous if made contact with but if you get poked or scratched by a rusty piece of metal, you have a high chance of getting a severe infection or even tetanus.

• A metal that has been rusted cannot be made un-rusted again.

• If you get injured with rusty metal, you must immediately clean the wound with clean water and soap and get a tetanus injection.

• Ice is in a solid-state.

• It depends on the occurrence of the impurities such as bubbles of air.

• It appears like a transparent.

• Water that is formed into a block of ice can be converted back to water again.

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