Search results
Results from the WOW.Com Content Network
In chemistry, neutralization or neutralisation (see spelling differences) is a chemical reaction in which acid and a base react with an equivalent quantity of each other. In a reaction in water, neutralization results in there being no excess of hydrogen or hydroxide ions present in the solution.
In chemistry, an acid–base reaction is a chemical reaction that occurs between an acid and a base.It can be used to determine pH via titration.Several theoretical frameworks provide alternative conceptions of the reaction mechanisms and their application in solving related problems; these are called the acid–base theories, for example, Brønsted–Lowry acid–base theory.
The hydrogen ion concentration decreases by less than the amount expected because most of the added hydroxide ion is consumed in the reaction OH − + HA → H 2 O + A − and only a little is consumed in the neutralization reaction (which is the reaction that results in an increase in pH)
One procedure for acid-base neutralization consists in pouring the piranha solution into a sufficiently large glass container filled with at least five times the solution's mass of ice (for cooling the exothermic reaction, and also for dilution purposes), then slowly adding 1M sodium or potassium hydroxide solution until neutralized.
In neutralization reactions, basic oxides reacts with an acid to form salt and water: Magnesium oxide reacts with hydrogen chloride (acid) to produce magnesium chloride (salt) and water: MgO + 2 HCl → MgCl 2 + H 2 O; Sodium oxide reacts with hydrogen chloride (acid) to produce sodium chloride (salt) and water: Na 2 O + 2 HCl → 2 NaCl + H 2 O
The hydrogen ion, or hydronium ion, is a Brønsted–Lowry acid when dissolved in H 2 O and the hydroxide ion is a base because of the autoionization of water reaction + + + An analogous reaction occurs in liquid ammonia
The iodine clock reaction is a classical chemical clock demonstration experiment to display chemical kinetics in action; it was discovered by Hans Heinrich Landolt in 1886. [1] The iodine clock reaction exists in several variations, which each involve iodine species ( iodide ion, free iodine, or iodate ion) and redox reagents in the presence of ...
The color of the ammonia-and-water solution at the beginning of the experiment indicates that the solution is alkaline. However, once the dry ice is added, the solution becomes less alkaline as neutralization occurs which causes the color to slowly change as more hydrogen ions are continuously produced from the carbonic acid. [3]