Advertisements
Advertisements
Question
\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]
State why the compound MnO2 is written above the arrow.
Advertisements
Solution
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
RELATED QUESTIONS
Translate the following statement into a chemical equation and then balance the equation:
Carbon disulphide burns in air to give carbon dioxide and sulphur dioxide.
Explain, with an example, how the physical states of the reactants and products can be shown in a chemical equation.
Write symbolic representation for the following word equation and balance them :
Carbon + Oxygen → Carbon dioxide.
What is the limitation of the reaction given in question 2?
Balance the following equation:
S + H2SO4 → SO2 + H2O
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
Write the word equation for the above molecular equation.
Balance the following simple equation:
Al + O2 → Al2O3
Balance the following simple equation:
Zn + NaOH → Na2ZnO2 + H2
Balance the following simple equation:
KBr + Cl2 → KCl + Br2
Give a balanced equation by partial equation method, [steps are given below].
The reaction of excess ammonia with chlorine – Ammonia as a reducing agent
- Ammonia first reacts with chlorine to give hydrogen chloride and nitrogen.
- Hydrogen chloride then further reacts with excess ammonia to give ammonium chloride.
