Advertisements
Advertisements
प्रश्न
\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]
State why the compound MnO2 is written above the arrow.
उत्तर
MnO2 is a catalyst in the reaction which does not under go any change and simply increases the rate of reaction is written above the arrow.
APPEARS IN
संबंधित प्रश्न
Translate the following statement into chemical equation and then balance it.
Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate.
How will you indicate a solution made in water in a chemical equation?
Give one example of a chemical reaction.
Balance the given equation:
Fe + O2 
Fe2O3
Balance the following equation. Also name the product formed.
`"Zn" + "HCI" → "ZnCI" _2 + "H"_2`
Write down what you understood from the following chemical reaction.
AgNO3(aq) + NaCI(aq) → AgCI ↓ + NaNO3(aq)
Write the balanced chemical equation of the following reaction.
aluminium sulphate + sodium hydroxide → sodium sulphate + sodium meta aluminate + water.
Give one example in the case where supplying energy [given below] is necessary for a chemical reaction.
Pressure
Balance the following simple equation:
ZnS + O2 → ZnO + SO2
Balance the following simple equation:
Fe2O3 + H2 → Fe + H2O
