Question

give reason for the following
(a) aluminium foils are used to wrap good items
(b) immersion rods for heating liquids are made up of metallic substance
(c) copper cannot displace zinc from salt solution
(d) sodium and potassium are stored kerosene ​

Answer 1

Answer:

1 allminam foil does not react with food.

2 immersion rod are made up of metallic substance because metal is a good conductor of electricity

3 copper does not react zinc from its salt solution because copper is less reactable than zinc.

4 sodium and potassium are stored in kerosene because it react heavily at room temperature.

Answer 2

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