Question

Give one example each of a chemical reaction showing the following different

characteristics.

a. evolution of gas

b. formation of precipitate

c. change of state from gas to liquid​​

Answer 1

a.evalution of gas - oxidation of metals by strong chemicals.

b.formation of precipitation-the chemical reaction between potassium chloride and silver nitrate, in which solid silver chloride is precipitated out.

c.change of state from gas to liquid - Water vapor turns from a gas into a liquid, such as dew on the morning grass. Water vapor to liquid water - Water vapor forms water droplets on the glass of a cold beverage.