Question

I am asking this question for 20 pts if you answer so gain 10 pts give right ▶️ answer. !!

Correct the following statement:

11️⃣. Rust is an iron oxide.
22️⃣. Silicone is used in the vulcanisation of rubber.
33️⃣. Oxy-hydrogen flame is used in cooking.
44️⃣ Zinc foil is used for packing food.
55️⃣ . Gold and platinum also corrode in the air .


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Answer 1

Answer:

1. Rust is the term we use to describe red iron oxides produced when ferrous metals corrode.

2. Silicon is used to prepare electronic devices

3. Oxy-hydrogen flame is used in extraction of metals

4. zinc is used in galvanisation, alloying to prepare brass, bronze and German silver. zinc is also used in dry cells.

5. Gold and platinum not corrode in moist air because they do not react with water and air.

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