Question

example of chemical reactions​

Answer 1

Answer:

Examples of Simple Chemical Reactions

hydrogen + oxygen ---> water.

iron + oxygen ---> rust.

potassium and chlorine gas ---> chloride.

lime + carbon dioxide ---> calcium carbonate (used to strengthen masonry)

water + carbon dioxide + light ---> glucose and oxygen (photosynthesis)

Explanation:

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Answer 2

Answer:

1. Lead nitrate and potassium iodide reaction.

2. Copper and sulphur reaction.

3. Silver and bromide reaction.

4. Calcium oxide and water reaction.

in common cases, we can say,

1. preparation of food
2. mixture of paints
3. burning into ash