Advertisements
Advertisements
प्रश्न
Write the chemical equation for the following reaction:
Manganese dioxide is heated with aluminum powder.
Advertisements
उत्तर
\[\ce{\underset{\text{Manganse dioxide}}{3MnO2}+\underset{\text{Aluminium}}{4Al}->\underset{\text{Mangenese metal}}{2Al2O3}+\underset{\text{Aluminium oxide}}{Heat}}\]
APPEARS IN
संबंधित प्रश्न
Metal A has electronic configuration (2, 8, 1) and metal B has (2, 8, 8, 2). Which is more reactive? Why? Identify these metals.
Why is sodium kept immersed in kerosene oil?
Explain the following reaction with the help of a balanced chemical equation:
Magnesium reacts with hot water.
Which of the two metals is more reactive: copper or silver?
Give reason for the following:
Blue colour of copper sulphate solution is destroyed when iron filings are added to it.
Complete and balance the following equation:
Na2O + H2O →
Complete and balance the following equation:
Cu (NO3)2 (aq) + Zn(s) →
What is the action of water on aluminium ? Write equation of the chemical reaction involved.
Where does the metal aluminium, used in the process, occurs in the reactivity series of metals?
An alkali metal A gives a compound B (molecular mass = 40) on reacting with water. The compound B gives a soluble compound C on treatment with aluminium oxide. Identify A, B and C and give the reaction involved.
