Question

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Answer 1

Answer:

1. Hydrogen burns in air with producing a pop sound along with sparkles.
2. Red led oxide on heating strongly forms lead(II) oxide and oxygen
3. The reaction between Magnesium and Oxygen is an exothermic reaction.
4. The decomposition of Mercury II oxide is an exothermic reaction.
5. The reaction between acid and base is neutralisation reaction

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Answer 2

Answer:

1.Hydrogen burns and produce pop sound

2.Lead oxide and oxygen

3.Exothermic reaction

4.Mercury [||] oxide

5.Neutralisation reaction