Harvest the onions and the greens when they are at your preferred size and flavor. Keep in mind that you can also just pick up a cheap package of scallions from your farmerâs market or grocery store if you canât find regular sets of them from your nursery.
ionic compound precipitate from a solution of the constituent ions is when the solution is basic or acid. first the ionic compound is allowed to dissociate into ions, when almost all the ions are dissociated a strong acid or base is added to change the ph, in order to precipitate the ions
Ionic compounds always contain a metal and a non-metal. A compound is always neutral, and so charges of the ions in the compound must balance out. We always know the charges on the ions from the periodic table. So the next stage is to determine the correct ratio of ions that will produce charge neutrality.