Advertisements
Advertisements
प्रश्न
Give one example in the case where supplying energy [given below] is necessary for a chemical reaction.
Pressure
Advertisements
उत्तर
Pressure:
It causes the reacting molecules, to come together and collide with greater intensity.
Example:
Production of ammonia.
\[\ce{N2 + 3H2 ⇌[Fe - 450°C][200 atoms.] 2 NH3 + \triangle}\]
APPEARS IN
संबंधित प्रश्न
What happens when silver nitrate solution is added to sodium chloride solution?
- Write the equation for the reaction which takes place.
- Name the type of reaction involved.
Balance the following equation :
Fe + O2 → Fe3 O4
When a potassium iodide solution is added to a solution of lead (II) nitrate in a test tube, a precipitate is formed.
What is the colour of this precipitate? Name the compound precipitated.
Balance the following simple equation:
ZnS + O2 → ZnO + SO2
Balance the following simple equation:
CO2 + C → CO
Write a balanced equation for the following word equation:
Lead dioxide [lead (IV) oxide] → Lead monoxide + Oxygen
With reference to a chemical equation state which of the statements 1 to 5 pertain to A or B.
A: Information provided by a chemical equation.
B: Limitations of a chemical equation.
- The nature of the individual elements.
- The speed of the reaction.
- The state of matter in which the substance is present.
- The completion of the reaction.
- The direction of the reaction.
Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.
NaOH + CO2 → Na2CO3 + H2O
What are products? Explain with the help of example.
Balance the given chemical reaction as per the instructions below.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Make a list of the elements in the chemical equation.
