In the process, hydrogen gas is produced. Zinc oxide will react with hydrochloric acid to form zinc chloride and water. Discussion: Zinc is oxidized by hydrochloric acid to form zinc chloride. It is a single replacement reaction where zinc replaces the hydrogen. 490.7"g "ZnCl_2 The reaction happening in solution is the following: ZnO(aq)+2HCl(aq)->ZnCl_2(aq)+H_2O(l) Since the hydrochloric acid (HCl) is in excess, therefore, the number of moles of Zinc oxide (ZnO) will determine the mass of Zinc chloride (ZnCl). Zinc oxide is an inorganic compound with the formula Zn O.ZnO is a white powder that is insoluble in water. The reaction is given below. Despite the fact that your stomach produces hydrochloric acid, the zinc in food and supplements doesn't react with stomach acid, because the zinc is not in elemental form. Zinc oxide rectal suppositories are used to treat itching, burning, irritation, and other rectal discomfort caused by hemorrhoids or painful bowel movements. It is used as an additive in numerous materials and products including cosmetics, food supplements, rubbers, plastics, ceramics, glass, cement, lubricants, paints, ointments, adhesives, sealants, pigments, foods, batteries, ferrites, fire retardants, and first-aid tapes. Zinc is a heavy metal compared with lithium, for instance, so the bubbles don’t rise to the surface.. Look here for some awesome experiments with zinc.. Reaction of zinc and hydrochloric acid. Zn(s) + 2HCl(aq) → ZnCl 2 (aq) + H 2 (g) Zn(s) + 2H + → Zn 2+ (aq) + H 2 (g) (Net ionic equation) Safety: HCl and zinc chloride are corrosive and can cause skin irritations or burns. When hydrochloric acid and zinc are combined, they create hydrogen gas and zinc chloride, which is a salt. To perform this experiment, a scientist begins by adding a small amount of hydrochloric acid to a … This reaction generates the very flammable element H2, or hydrogen gas. Zinc is a metallic element that reacts with hydrochloric acid when it's in its elemental state. Zinc oxide topical (for the skin) is used to treat diaper rash, minor burns, severely chapped skin, or other minor skin irritations. ZnS (s) + 2 HCl (aq) → ZnCl 2(aq) + H 2 S (g) There are impurities present in zinc chloride samples due to hydrolysis. There are many brands and forms of zinc oxide available. Zinc metal could either be in the form of zinc sulfide or zinc oxide. Let’s examine the example of the interaction between zinc and hydrochloric acid. Zinc oxide is only sparingly soluble in water so best option is to add zinc oxide to diluted hydrochloric acid. Whereas, hydrated and aqueous forms of zinc chloride are prepared by treating zinc with hydrochloric acid.