Advertisements
Advertisements
प्रश्न
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate the volume of chlorine gas formed at S.T.P.
Advertisements
उत्तर
1 mole of chlorine gas has volume = 22.4 dm3
So, 0.02 mole will have volume = 22.4 × 0.02
= 0.448 dm3
APPEARS IN
संबंधित प्रश्न
State the various characteristics of chemical reactions.
What do you understand by exothermic reactions?
Write your observation and name the product when ron nails are added to an aqueous solution of copper sulphate.
Balance the equation stepwise.
Ag(s) + HCl(aq) → AgCl ↓+ H2 ↑
Write the balanced chemical equation of the following reaction. sodium hydroxide + sulphuric acid → sodium sulphate + water
The chemical reactions in which heat is liberated are called endothermic reactions.
Define: Endothermic reaction
Answer the following question:
How do acids and bases react with each other? What is the name of the process? What product is obtained from these reactions?
\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]
Give a reason why the above equation is balanced.
What are the steps involved in writing the skeletal equation?
