Advertisements
Advertisements
प्रश्न
State the information provided by a chemical equation.
Advertisements
उत्तर
Information provided by a chemical equation:
- It tells us the formulas and symbols of the reactants and products.
- It tells us the ratio in which substances react or are produced. If limitations are covered.
- It tells the physical state of substances i.e. solid, liquid, gas.
- Whether the reaction is endothermic or exothermic.
- Conditions for starting the reaction i.e. if the catalyst is needed or not.
- If reaction is reversible or not.
APPEARS IN
संबंधित प्रश्न
Write a balanced chemical equation for the following word equation:
Iron + Chlorine → Iron (III) chloride
Balance the following equation:
\[\ce{CaO + HCl->CaCl2 + H2O}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{2Na + 3H2O->2NaOH + H2}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{N2 + 3H2⇌NH3}\]
Balance the following important equation:
AIN + H2O `→` Al(OH)3 + NH3
Balance the following important equation:
NH4OH + H2SO4 → (NH4)2SO4 + H2O
Balance the following important equation:
NH3 + Cl2 → HCl + NCl3 [nitrogen trichloride]
In the double displacement reaction between aqueous potassium iodide .and aqueous lead nitrate, a yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of lead nitrate?
The equation Na + H2O → NaOH + H2 is ______.
Balance the following equation.
\[\ce{Calcium chloride + Sulphuric acid -> Calcium sulphate + Hydrogen chloride}\]
