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The electrons surround the nucleus in 3 dimensions but it is easier to show an energy level model in two dimensions like the model that looks like a target. Image Oxygen Atom. ... (hydrochloric acid ...
Put a stoppered beaker of hydrochloric acid next to a stoppered beaker of ammonia. Nothing happens. Yank out the stoppers, and suddenly, the beaker of acid will start giving off plumes of white smoke.
In this practical you will compare the reactions of a carboxylic acid (ethanoic acid) with the reactions of hydrochloric acid. Back to top. Reaction 1: How to test the pH of carboxylic acid.