NO. It is a balck-brown solid in room temperature.
manganese dioxide present in dry cell improves the performance of the cell by absorbing the hydrogen gas produced -- by harsh tyagi
oxygen
The manganese dioxide is an inorganic compound.
manganese dioxide, potassium chlorine
Zinc + Manganese Dioxide → Zinc Oxide + Manganese Oxide
Hydrogen peroxide (H2O2)
This compound is the manganese dioxide, MnO2.
Copper II oxide reacts with conc. HCl to give CuCl2 but no gas. Bot Manganese dioxide reacts with conc. HCl to give a greenish yellow gas i.e. Chlorine.
= Manganese and Water
Manganese dioxide is insoluble in water.
Manganese dioxide is itself a compound with formula = MnO2
Manganese dioxide (MnO2) contains the elements manganese and oxygen.