The catalyst used in the laboratory preparation of oxygen gas from hydrogen peroxide gas is magnesium oxide.
The given reaction is:
2H2O2→CatalystMnO22H2O+O2HydrogenperoxideWaterOxygen
(a) Draw a labelled diagram for the laboratory preparation of hydrogen chloride gas. (b) Give the balanced equation for the reaction. (c) Name the drying agent used in drying hydrogen chloride gas. (d) Phosphorus pentoxide and calcium oxide are good drying agents but they cannot be used to dry hydrogen chloride gas. Why?
Hydrogen peroxide is used for the preparation of oxygen gas in the laboratory.
The catalyst used in the preparation of oxygen gas in laboratory is
________ is used as a catalyst in the preparation of oxygen gas in laboratory.