Advertisements
Advertisements
प्रश्न
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate moles of acid required.
Advertisements
उत्तर
1 mole MnO2 requires HCl = 4 mole
So, 0.02 mole MnO2 will require = 4 × 0.02
= 0.08 mole
APPEARS IN
संबंधित प्रश्न
Aluminium hydroxide reacts with sulphuric acid to form aluminium sulphate and water. Write a balanced equation for this reaction.
State one characteristic of the chemical reaction which takes place when dilute sulphuric acid is added to barium chloride solution.
Give one example of an endothermic reaction.
Write word equation for the following skeletal equation:
\[\ce{Ca + O2 → CaO}\]
Balance the following chemical equation :
H2 + O2 → H2O
Write symbolic representation for the following word equation and balance them :
Aluminium + Chlorine → Aluminium chloride.
What is the limitation of the reaction given in question 2?
CaCO3 + 2HCl[dil.] → CaCl2 + H2O + CO2 [g]
State the information not conveyed by the above chemical equation.
Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.
NaOH + CO2 → Na2CO3 + H2O
Complete the given chemical reaction.
\[\ce{CuSO_{4(aq)} + Fe_{(s)} ->}\]______ + ______
