Sodium hydroxide is added to a cylinder of aluminum nitrate, precipitating out aluminum hydroxide. When additional base is added, the precipitate dissolves. The reactions can then be reversed with the ...

A neutralisation reaction is one in which an acid reacts with a base to form water. A salt is also formed in this reaction. Bases are metal oxides, metal hydroxides and metal carbonates.

They can attack metals and destroy skin if spilled ... acid.Here are the equations for the reaction: sodium hydroxide + hydrochloric acid → sodium chloride + water Just enough hydrochloric ...

Also, the calcium hydroxide produced forms a white solid in the solution which is different from the sodium or potassium. The demonstration shown in this video is very dangerous. Do not attempt to ...

Add 3M or 6M NH4OH drop wise while stirring with the stir rod to one beaker or test tube of each pair. The solutions will become cloudy and change color due to the precipitation of metal hydroxides.